diff --git a/test/cxx-sections.data b/test/cxx-sections.data
index b4501ea..0edc5f1 100644
--- a/test/cxx-sections.data
+++ b/test/cxx-sections.data
@@ -26,40 +26,43 @@
     1.10 [intro.multithread]
     1.11 [intro.ack]
 2 [lex]
-    2.1 [lex.phases]
-    2.2 [lex.charset]
-    2.3 [lex.trigraph]
-    2.4 [lex.pptoken]
-    2.5 [lex.digraph]
-    2.6 [lex.token]
-    2.7 [lex.comment]
-    2.8 [lex.header]
-    2.9 [lex.ppnumber]
-    2.10 [lex.name]
-    2.11 [lex.key]
-    2.12 [lex.operators]
-    2.13 [lex.literal]
-        2.13.1 [lex.icon]
-        2.13.2 [lex.ccon]
-        2.13.3 [lex.fcon]
-        2.13.4 [lex.string]
-        2.13.5 [lex.bool]
-        2.13.6 [lex.nullptr]
-        2.13.7 [lex.ext]
+    2.1 [lex.separate]
+    2.2 [lex.phases]
+    2.3 [lex.charset]
+    2.4 [lex.trigraph]
+    2.5 [lex.pptoken]
+    2.6 [lex.digraph]
+    2.7 [lex.token]
+    2.8 [lex.comment]
+    2.9 [lex.header]
+    2.10 [lex.ppnumber]
+    2.11 [lex.name]
+    2.12 [lex.key]
+    2.13 [lex.operators]
+    2.14 [lex.literal]
+        2.14.1 [lex.literal.kinds]
+        2.14.2 [lex.icon]
+        2.14.3 [lex.ccon]
+        2.14.4 [lex.fcon]
+        2.14.5 [lex.string]
+        2.14.6 [lex.bool]
+        2.14.7 [lex.nullptr]
+        2.14.8 [lex.ext]
 3 [basic]
     3.1 [basic.def]
     3.2 [basic.def.odr]
     3.3 [basic.scope]
-        3.3.1 [basic.scope.pdecl]
-        3.3.2 [basic.scope.local]
-        3.3.3 [basic.scope.proto]
-        3.3.4 [basic.funscope]
-        3.3.5 [basic.scope.namespace]
-        3.3.6 [basic.scope.class]
-        3.3.7 [basic.scope.concept]
-        3.3.8 [basic.scope.req]
-        3.3.9 [basic.scope.enum]
-        3.3.10 [basic.scope.hiding]
+        3.3.1 [basic.scope.declarative]
+        3.3.2 [basic.scope.pdecl]
+        3.3.3 [basic.scope.local]
+        3.3.4 [basic.scope.proto]
+        3.3.5 [basic.funscope]
+        3.3.6 [basic.scope.namespace]
+        3.3.7 [basic.scope.class]
+        3.3.8 [basic.scope.concept]
+        3.3.9 [basic.scope.req]
+        3.3.10 [basic.scope.enum]
+        3.3.11 [basic.scope.hiding]
     3.4 [basic.lookup]
         3.4.1 [basic.lookup.unqual]
         3.4.2 [basic.lookup.argdep]
@@ -107,7 +110,8 @@
     4.13 [conv.rank]
 5 [expr]
     5.1 [expr.prim]
-        5.1.1 [expr.prim.lambda]
+        5.1.1 [expr.prim.general]
+        5.1.2 [expr.prim.lambda]
     5.2 [expr.post]
         5.2.1 [expr.sub]
         5.2.2 [expr.call]
@@ -284,76 +288,77 @@
         13.5.8 [over.literal]
     13.6 [over.built]
 14 [temp]
-    14.1 [temp.param]
-    14.2 [temp.names]
-    14.3 [temp.arg]
-        14.3.1 [temp.arg.type]
-        14.3.2 [temp.arg.nontype]
-        14.3.3 [temp.arg.template]
-    14.4 [temp.type]
-    14.5 [temp.decls]
-        14.5.1 [temp.class]
-            14.5.1.1 [temp.mem.func]
-            14.5.1.2 [temp.mem.class]
-            14.5.1.3 [temp.static]
-        14.5.2 [temp.mem]
-        14.5.3 [temp.variadic]
-        14.5.4 [temp.friend]
-        14.5.5 [temp.class.spec]
-            14.5.5.1 [temp.class.spec.match]
-            14.5.5.2 [temp.class.order]
-            14.5.5.3 [temp.class.spec.mfunc]
-        14.5.6 [temp.fct]
-            14.5.6.1 [temp.over.link]
-            14.5.6.2 [temp.func.order]
-        14.5.7 [temp.alias]
-        14.5.8 [temp.concept.map]
-    14.6 [temp.res]
-        14.6.1 [temp.local]
-        14.6.2 [temp.dep]
-            14.6.2.1 [temp.dep.type]
-            14.6.2.2 [temp.dep.expr]
-            14.6.2.3 [temp.dep.constexpr]
-            14.6.2.4 [temp.dep.temp]
-        14.6.3 [temp.nondep]
-        14.6.4 [temp.dep.res]
-            14.6.4.1 [temp.point]
-            14.6.4.2 [temp.dep.candidate]
-        14.6.5 [temp.inject]
-    14.7 [temp.spec]
-        14.7.1 [temp.inst]
-        14.7.2 [temp.explicit]
-        14.7.3 [temp.expl.spec]
-    14.8 [temp.fct.spec]
-        14.8.1 [temp.arg.explicit]
-        14.8.2 [temp.deduct]
-            14.8.2.1 [temp.deduct.call]
-            14.8.2.2 [temp.deduct.funcaddr]
-            14.8.2.3 [temp.deduct.conv]
-            14.8.2.4 [temp.deduct.partial]
-            14.8.2.5 [temp.deduct.type]
-        14.8.3 [temp.over]
-    14.9 [concept]
-        14.9.1 [concept.def]
-            14.9.1.1 [concept.fct]
-            14.9.1.2 [concept.assoc]
-            14.9.1.3 [concept.req]
-            14.9.1.4 [concept.axiom]
-        14.9.2 [concept.map]
-            14.9.2.1 [concept.map.fct]
-            14.9.2.2 [concept.map.assoc]
-        14.9.3 [concept.refine]
-            14.9.3.1 [concept.member.lookup]
-            14.9.3.2 [concept.refine.maps]
-        14.9.4 [concept.support]
-    14.10 [temp.constrained]
-        14.10.1 [temp.req]
-            14.10.1.1 [temp.req.sat]
-            14.10.1.2 [temp.req.impl]
-        14.10.2 [temp.archetype]
-            14.10.2.1 [temp.archetype.assemble]
-        14.10.3 [temp.constrained.set]
-        14.10.4 [temp.constrained.inst]
+    14.1 [temp.export]
+    14.2 [temp.param]
+    14.3 [temp.names]
+    14.4 [temp.arg]
+        14.4.1 [temp.arg.type]
+        14.4.2 [temp.arg.nontype]
+        14.4.3 [temp.arg.template]
+    14.5 [temp.type]
+    14.6 [temp.decls]
+        14.6.1 [temp.class]
+            14.6.1.1 [temp.mem.func]
+            14.6.1.2 [temp.mem.class]
+            14.6.1.3 [temp.static]
+        14.6.2 [temp.mem]
+        14.6.3 [temp.variadic]
+        14.6.4 [temp.friend]
+        14.6.5 [temp.class.spec]
+            14.6.5.1 [temp.class.spec.match]
+            14.6.5.2 [temp.class.order]
+            14.6.5.3 [temp.class.spec.mfunc]
+        14.6.6 [temp.fct]
+            14.6.6.1 [temp.over.link]
+            14.6.6.2 [temp.func.order]
+        14.6.7 [temp.alias]
+        14.6.8 [temp.concept.map]
+    14.7 [temp.res]
+        14.7.1 [temp.local]
+        14.7.2 [temp.dep]
+            14.7.2.1 [temp.dep.type]
+            14.7.2.2 [temp.dep.expr]
+            14.7.2.3 [temp.dep.constexpr]
+            14.7.2.4 [temp.dep.temp]
+        14.7.3 [temp.nondep]
+        14.7.4 [temp.dep.res]
+            14.7.4.1 [temp.point]
+            14.7.4.2 [temp.dep.candidate]
+        14.7.5 [temp.inject]
+    14.8 [temp.spec]
+        14.8.1 [temp.inst]
+        14.8.2 [temp.explicit]
+        14.8.3 [temp.expl.spec]
+    14.9 [temp.fct.spec]
+        14.9.1 [temp.arg.explicit]
+        14.9.2 [temp.deduct]
+            14.9.2.1 [temp.deduct.call]
+            14.9.2.2 [temp.deduct.funcaddr]
+            14.9.2.3 [temp.deduct.conv]
+            14.9.2.4 [temp.deduct.partial]
+            14.9.2.5 [temp.deduct.type]
+        14.9.3 [temp.over]
+    14.10 [concept]
+        14.10.1 [concept.def]
+            14.10.1.1 [concept.fct]
+            14.10.1.2 [concept.assoc]
+            14.10.1.3 [concept.req]
+            14.10.1.4 [concept.axiom]
+        14.10.2 [concept.map]
+            14.10.2.1 [concept.map.fct]
+            14.10.2.2 [concept.map.assoc]
+        14.10.3 [concept.refine]
+            14.10.3.1 [concept.member.lookup]
+            14.10.3.2 [concept.refine.maps]
+        14.10.4 [concept.support]
+    14.11 [temp.constrained]
+        14.11.1 [temp.req]
+            14.11.1.1 [temp.req.sat]
+            14.11.1.2 [temp.req.impl]
+        14.11.2 [temp.archetype]
+            14.11.2.1 [temp.archetype.assemble]
+        14.11.3 [temp.constrained.set]
+        14.11.4 [temp.constrained.inst]
 15 [except]
     15.1 [except.throw]
     15.2 [except.ctor]
@@ -363,7 +368,6 @@
         15.5.1 [except.terminate]
         15.5.2 [except.unexpected]
         15.5.3 [except.uncaught]
-    15.6 [except.access]
 16 [cpp]
     16.1 [cpp.cond]
     16.2 [cpp.include]
@@ -381,7 +385,7 @@
     16.9 [cpp.pragma.op]
 17 [library]
     17.1 [library.general]
-    17.2 [library.overview]
+    17.2 [library.c]
     17.3 [definitions]
         17.3.1 [defns.arbitrary.stream]
         17.3.2 [defns.blocked]
@@ -394,191 +398,187 @@
         17.3.9 [defns.handler]
         17.3.10 [defns.iostream.templates]
         17.3.11 [defns.modifier]
-        17.3.12 [defns.obj.state]
-        17.3.13 [defns.ntcts]
-        17.3.14 [defns.narrow.iostream]
-        17.3.15 [defns.observer]
-        17.3.16 [defns.replacement]
-        17.3.17 [defns.repositional.stream]
-        17.3.18 [defns.required.behavior]
-        17.3.19 [defns.reserved.function]
-        17.3.20 [defns.stable]
-        17.3.21 [defns.traits]
-        17.3.22 [defns.wide.iostream]
+        17.3.12 [defns.move.assign]
+        17.3.13 [defns.move.assign.op]
+        17.3.14 [defns.move.ctor]
+        17.3.15 [defns.obj.state]
+        17.3.16 [defns.ntcts]
+        17.3.17 [defns.observer]
+        17.3.18 [defns.replacement]
+        17.3.19 [defns.repositional.stream]
+        17.3.20 [defns.required.behavior]
+        17.3.21 [defns.reserved.function]
+        17.3.22 [defns.stable]
+        17.3.23 [defns.traits]
     17.4 [defns.additional]
     17.5 [description]
-        17.5.1 [description.general]
-        17.5.2 [structure]
-            17.5.2.1 [structure.elements]
-            17.5.2.2 [structure.summary]
-            17.5.2.3 [structure.requirements]
-            17.5.2.4 [structure.specifications]
-            17.5.2.5 [structure.see.also]
-        17.5.3 [conventions]
-            17.5.3.1 [conventions.general]
-            17.5.3.2 [type.descriptions]
-                17.5.3.2.1 [type.descriptions.general]
-                17.5.3.2.2 [enumerated.types]
-                17.5.3.2.3 [bitmask.types]
-                17.5.3.2.4 [character.seq]
-                    17.5.3.2.4.1 [character.seq.general]
-                    17.5.3.2.4.2 [byte.strings]
-                    17.5.3.2.4.3 [multibyte.strings]
-                    17.5.3.2.4.4 [char16_t.seq]
-                    17.5.3.2.4.5 [char32_t.seq]
-                    17.5.3.2.4.6 [wide.characters]
-            17.5.3.3 [functions.within.classes]
-            17.5.3.4 [objects.within.classes]
+        17.5.1 [structure]
+            17.5.1.1 [structure.elements]
+            17.5.1.2 [structure.summary]
+            17.5.1.3 [structure.requirements]
+            17.5.1.4 [structure.specifications]
+            17.5.1.5 [structure.see.also]
+        17.5.2 [conventions]
+            17.5.2.1 [type.descriptions]
+                17.5.2.1.1 [type.descriptions.general]
+                17.5.2.1.2 [enumerated.types]
+                17.5.2.1.3 [bitmask.types]
+                17.5.2.1.4 [character.seq]
+                    17.5.2.1.4.1 [byte.strings]
+                    17.5.2.1.4.2 [multibyte.strings]
+                    17.5.2.1.4.3 [char16_t.seq]
+                    17.5.2.1.4.4 [char32_t.seq]
+                    17.5.2.1.4.5 [wide.characters]
+            17.5.2.2 [functions.within.classes]
+            17.5.2.3 [objects.within.classes]
     17.6 [requirements]
-        17.6.1 [requirements.general]
-        17.6.2 [organization]
-            17.6.2.1 [organization.general]
-            17.6.2.2 [contents]
-            17.6.2.3 [headers]
-            17.6.2.4 [compliance]
-        17.6.3 [using]
-            17.6.3.1 [using.overview]
-            17.6.3.2 [using.headers]
-            17.6.3.3 [using.linkage]
-        17.6.4 [constraints]
-            17.6.4.1 [constraints.overview]
-            17.6.4.2 [namespace.constraints]
-                17.6.4.2.1 [namespace.std]
-                17.6.4.2.2 [namespace.posix]
-            17.6.4.3 [reserved.names]
-                17.6.4.3.1 [reserved.names.general]
-                17.6.4.3.2 [macro.names]
-                17.6.4.3.3 [global.names]
-                17.6.4.3.4 [extern.names]
-                17.6.4.3.5 [extern.types]
-                17.6.4.3.6 [usrlit.suffix]
-            17.6.4.4 [alt.headers]
-            17.6.4.5 [derived.classes]
-            17.6.4.6 [replacement.functions]
-            17.6.4.7 [handler.functions]
-            17.6.4.8 [res.on.functions]
-            17.6.4.9 [res.on.arguments]
-            17.6.4.10 [res.on.objects]
-            17.6.4.11 [res.on.required]
-        17.6.5 [conforming]
-            17.6.5.1 [conforming.overview]
-            17.6.5.2 [res.on.headers]
-            17.6.5.3 [res.on.macro.definitions]
-            17.6.5.4 [global.functions]
-            17.6.5.5 [member.functions]
-            17.6.5.6 [reentrancy]
-            17.6.5.7 [res.on.data.races]
-            17.6.5.8 [protection.within.classes]
-            17.6.5.9 [derivation]
-            17.6.5.10 [res.on.exception.handling]
-            17.6.5.11 [res.on.pointer.storage]
-            17.6.5.12 [value.error.codes]
+        17.6.1 [organization]
+            17.6.1.1 [contents]
+            17.6.1.2 [headers]
+            17.6.1.3 [compliance]
+        17.6.2 [using]
+            17.6.2.1 [using.overview]
+            17.6.2.2 [using.headers]
+            17.6.2.3 [using.linkage]
+        17.6.3 [constraints]
+            17.6.3.1 [constraints.overview]
+            17.6.3.2 [namespace.constraints]
+                17.6.3.2.1 [namespace.std]
+                17.6.3.2.2 [namespace.posix]
+            17.6.3.3 [reserved.names]
+                17.6.3.3.1 [macro.names]
+                17.6.3.3.2 [global.names]
+                17.6.3.3.3 [extern.names]
+                17.6.3.3.4 [extern.types]
+                17.6.3.3.5 [usrlit.suffix]
+            17.6.3.4 [alt.headers]
+            17.6.3.5 [derived.classes]
+            17.6.3.6 [replacement.functions]
+            17.6.3.7 [handler.functions]
+            17.6.3.8 [res.on.functions]
+            17.6.3.9 [res.on.arguments]
+            17.6.3.10 [res.on.objects]
+            17.6.3.11 [res.on.required]
+        17.6.4 [conforming]
+            17.6.4.1 [conforming.overview]
+            17.6.4.2 [res.on.headers]
+            17.6.4.3 [res.on.macro.definitions]
+            17.6.4.4 [global.functions]
+            17.6.4.5 [member.functions]
+            17.6.4.6 [reentrancy]
+            17.6.4.7 [res.on.data.races]
+            17.6.4.8 [protection.within.classes]
+            17.6.4.9 [derivation]
+            17.6.4.10 [res.on.exception.handling]
+            17.6.4.11 [res.on.pointer.storage]
+            17.6.4.12 [value.error.codes]
 18 [language.support]
-    18.1 [support.types]
-    18.2 [support.limits]
-        18.2.1 [limits]
-            18.2.1.1 [numeric.limits]
-            18.2.1.2 [numeric.limits.members]
-            18.2.1.3 [round.style]
-            18.2.1.4 [denorm.style]
-            18.2.1.5 [numeric.special]
-        18.2.2 [c.limits]
-    18.3 [cstdint]
-        18.3.1 [cstdint.syn]
-        18.3.2 [stdinth]
-    18.4 [support.start.term]
-    18.5 [support.dynamic]
-        18.5.1 [new.delete]
-            18.5.1.1 [new.delete.single]
-            18.5.1.2 [new.delete.array]
-            18.5.1.3 [new.delete.placement]
-            18.5.1.4 [new.delete.dataraces]
-        18.5.2 [alloc.errors]
-            18.5.2.1 [bad.alloc]
-            18.5.2.2 [new.handler]
-            18.5.2.3 [set.new.handler]
-    18.6 [support.rtti]
-        18.6.1 [type.info]
-        18.6.2 [type.index]
-            18.6.2.1 [type.index.overview]
-            18.6.2.2 [type.index.members]
-            18.6.2.3 [type.index.templ]
-        18.6.3 [bad.cast]
-        18.6.4 [bad.typeid]
-    18.7 [support.exception]
-        18.7.1 [exception]
-        18.7.2 [exception.unexpected]
-            18.7.2.1 [bad.exception]
-            18.7.2.2 [unexpected.handler]
-            18.7.2.3 [set.unexpected]
-            18.7.2.4 [unexpected]
-        18.7.3 [exception.terminate]
-            18.7.3.1 [terminate.handler]
-            18.7.3.2 [set.terminate]
-            18.7.3.3 [terminate]
-        18.7.4 [uncaught]
-        18.7.5 [propagation]
-        18.7.6 [except.nested]
-    18.8 [support.initlist]
-        18.8.1 [support.initlist.cons]
-        18.8.2 [support.initlist.access]
-        18.8.3 [support.initlist.concept]
-    18.9 [support.runtime]
+    18.1 [support.general]
+    18.2 [support.types]
+    18.3 [support.limits]
+        18.3.1 [limits]
+            18.3.1.1 [numeric.limits]
+            18.3.1.2 [numeric.limits.members]
+            18.3.1.3 [round.style]
+            18.3.1.4 [denorm.style]
+            18.3.1.5 [numeric.special]
+        18.3.2 [c.limits]
+    18.4 [cstdint]
+        18.4.1 [cstdint.syn]
+        18.4.2 [stdinth]
+    18.5 [support.start.term]
+    18.6 [support.dynamic]
+        18.6.1 [new.delete]
+            18.6.1.1 [new.delete.single]
+            18.6.1.2 [new.delete.array]
+            18.6.1.3 [new.delete.placement]
+            18.6.1.4 [new.delete.dataraces]
+        18.6.2 [alloc.errors]
+            18.6.2.1 [bad.alloc]
+            18.6.2.2 [new.handler]
+            18.6.2.3 [set.new.handler]
+    18.7 [support.rtti]
+        18.7.1 [type.info]
+        18.7.2 [type.index]
+            18.7.2.1 [type.index.overview]
+            18.7.2.2 [type.index.members]
+            18.7.2.3 [type.index.templ]
+        18.7.3 [bad.cast]
+        18.7.4 [bad.typeid]
+    18.8 [support.exception]
+        18.8.1 [exception]
+        18.8.2 [exception.unexpected]
+            18.8.2.1 [bad.exception]
+            18.8.2.2 [unexpected.handler]
+            18.8.2.3 [set.unexpected]
+            18.8.2.4 [unexpected]
+        18.8.3 [exception.terminate]
+            18.8.3.1 [terminate.handler]
+            18.8.3.2 [set.terminate]
+            18.8.3.3 [terminate]
+        18.8.4 [uncaught]
+        18.8.5 [propagation]
+        18.8.6 [except.nested]
+    18.9 [support.initlist]
+        18.9.1 [support.initlist.cons]
+        18.9.2 [support.initlist.access]
+        18.9.3 [support.initlist.concept]
+    18.10 [support.runtime]
 19 [diagnostics]
-    19.1 [std.exceptions]
-        19.1.1 [logic.error]
-        19.1.2 [domain.error]
-        19.1.3 [invalid.argument]
-        19.1.4 [length.error]
-        19.1.5 [out.of.range]
-        19.1.6 [runtime.error]
-        19.1.7 [range.error]
-        19.1.8 [overflow.error]
-        19.1.9 [underflow.error]
-    19.2 [assertions]
-    19.3 [errno]
-    19.4 [syserr]
-        19.4.1 [syserr.errcat]
-            19.4.1.1 [syserr.errcat.overview]
-            19.4.1.2 [syserr.errcat.virtuals]
-            19.4.1.3 [syserr.errcat.nonvirtuals]
-            19.4.1.4 [syserr.errcat.derived]
-            19.4.1.5 [syserr.errcat.objects]
-        19.4.2 [syserr.errcode]
-            19.4.2.1 [syserr.errcodeenum]
-            19.4.2.2 [syserr.errcode.overview]
-            19.4.2.3 [syserr.errcode.constructors]
-            19.4.2.4 [syserr.errcode.modifiers]
-            19.4.2.5 [syserr.errcode.observers]
-            19.4.2.6 [syserr.errcode.nonmembers]
-        19.4.3 [syserr.errcondition]
-            19.4.3.1 [syserr.errcondenum]
-            19.4.3.2 [syserr.errcondition.overview]
-            19.4.3.3 [syserr.errcondition.constructors]
-            19.4.3.4 [syserr.errcondition.modifiers]
-            19.4.3.5 [syserr.errcondition.observers]
-            19.4.3.6 [syserr.errcondition.nonmembers]
-        19.4.4 [syserr.compare]
-        19.4.5 [syserr.syserr]
-            19.4.5.1 [syserr.syserr.overview]
-            19.4.5.2 [syserr.syserr.members]
+    19.1 [diagnostics.general]
+    19.2 [std.exceptions]
+        19.2.1 [logic.error]
+        19.2.2 [domain.error]
+        19.2.3 [invalid.argument]
+        19.2.4 [length.error]
+        19.2.5 [out.of.range]
+        19.2.6 [runtime.error]
+        19.2.7 [range.error]
+        19.2.8 [overflow.error]
+        19.2.9 [underflow.error]
+    19.3 [assertions]
+    19.4 [errno]
+    19.5 [syserr]
+        19.5.1 [syserr.errcat]
+            19.5.1.1 [syserr.errcat.overview]
+            19.5.1.2 [syserr.errcat.virtuals]
+            19.5.1.3 [syserr.errcat.nonvirtuals]
+            19.5.1.4 [syserr.errcat.derived]
+            19.5.1.5 [syserr.errcat.objects]
+        19.5.2 [syserr.errcode]
+            19.5.2.1 [syserr.errcodeenum]
+            19.5.2.2 [syserr.errcode.overview]
+            19.5.2.3 [syserr.errcode.constructors]
+            19.5.2.4 [syserr.errcode.modifiers]
+            19.5.2.5 [syserr.errcode.observers]
+            19.5.2.6 [syserr.errcode.nonmembers]
+        19.5.3 [syserr.errcondition]
+            19.5.3.1 [syserr.errcondenum]
+            19.5.3.2 [syserr.errcondition.overview]
+            19.5.3.3 [syserr.errcondition.constructors]
+            19.5.3.4 [syserr.errcondition.modifiers]
+            19.5.3.5 [syserr.errcondition.observers]
+            19.5.3.6 [syserr.errcondition.nonmembers]
+        19.5.4 [syserr.compare]
+        19.5.5 [syserr.syserr]
+            19.5.5.1 [syserr.syserr.overview]
+            19.5.5.2 [syserr.syserr.members]
 20 [utilities]
-    20.1 [utility.requirements]
-        20.1.1 [utility.arg.requirements]
-        20.1.2 [allocator.requirements]
+    20.1 [utilities.general]
     20.2 [utility.concepts]
         20.2.1 [concept.transform]
         20.2.2 [concept.true]
-        20.2.3 [concept.operator]
-        20.2.4 [concept.predicate]
-        20.2.5 [concept.comparison]
-        20.2.6 [concept.construct]
-        20.2.7 [concept.destruct]
-        20.2.8 [concept.copymove]
-        20.2.9 [concept.memory]
-        20.2.10 [concept.regular]
-        20.2.11 [concept.convertible]
-        20.2.12 [concept.arithmetic]
+        20.2.3 [concept.classify]
+        20.2.4 [concept.operator]
+        20.2.5 [concept.predicate]
+        20.2.6 [concept.comparison]
+        20.2.7 [concept.construct]
+        20.2.8 [concept.destruct]
+        20.2.9 [concept.copymove]
+        20.2.10 [concept.memory]
+        20.2.11 [concept.regular]
+        20.2.12 [concept.convertible]
+        20.2.13 [concept.arithmetic]
     20.3 [utility]
         20.3.1 [operators]
         20.3.2 [forward]
@@ -597,15 +597,14 @@
     20.5 [tuple]
         20.5.1 [tuple.general]
         20.5.2 [tuple.tuple]
-            20.5.2.1 [tuple.traits]
-            20.5.2.2 [tuple.cnstr]
-            20.5.2.3 [tuple.creation]
-            20.5.2.4 [tuple.helper]
-            20.5.2.5 [tuple.elem]
-            20.5.2.6 [tuple.rel]
-            20.5.2.7 [tuple.swap]
-            20.5.2.8 [tuple.special]
-            20.5.2.9 [tuple.concepts]
+            20.5.2.1 [tuple.cnstr]
+            20.5.2.2 [tuple.creation]
+            20.5.2.3 [tuple.helper]
+            20.5.2.4 [tuple.elem]
+            20.5.2.5 [tuple.rel]
+            20.5.2.6 [tuple.swap]
+            20.5.2.7 [tuple.special]
+            20.5.2.8 [tuple.concepts]
     20.6 [meta]
         20.6.1 [meta.rqmts]
         20.6.2 [meta.type.synop]
@@ -660,79 +659,72 @@
                 20.7.16.2.6 [func.wrap.func.nullptr]
                 20.7.16.2.7 [func.wrap.func.alg]
         20.7.17 [unord.hash]
-        20.7.18 [func.referenceclosure]
-            20.7.18.1 [func.referenceclosure.cons]
-            20.7.18.2 [func.referenceclosure.obs]
-            20.7.18.3 [func.referenceclosure.invoke]
-            20.7.18.4 [func.referenceclosure.compare]
     20.8 [memory]
         20.8.1 [allocator.tag]
         20.8.2 [allocator]
             20.8.2.1 [allocator.general]
             20.8.2.2 [allocator.concepts]
+            20.8.2.3 [allocator.concepts.legacy]
+            20.8.2.4 [allocator.concepts.members]
         20.8.3 [allocator.element.concepts]
-        20.8.4 [allocator.propagation]
-        20.8.5 [allocator.propagation.map]
-        20.8.6 [default.allocator]
-            20.8.6.1 [allocator.members]
-            20.8.6.2 [allocator.globals]
-        20.8.7 [allocator.adaptor]
-            20.8.7.1 [allocator.adaptor.cntr]
-            20.8.7.2 [allocator.adaptor.members]
-            20.8.7.3 [allocator.adaptor.globals]
-        20.8.8 [storage.iterator]
-        20.8.9 [temporary.buffer]
-        20.8.10 [construct.element]
-        20.8.11 [specialized.algorithms]
-            20.8.11.1 [object.addressof]
-            20.8.11.2 [uninitialized.copy]
-            20.8.11.3 [uninitialized.fill]
-            20.8.11.4 [uninitialized.fill.n]
-        20.8.12 [unique.ptr]
-            20.8.12.1 [unique.ptr.dltr]
-                20.8.12.1.1 [unique.ptr.dltr.dflt]
-                20.8.12.1.2 [unique.ptr.dltr.dflt1]
-                20.8.12.1.3 [unique.ptr.dltr.dflt2]
-            20.8.12.2 [unique.ptr.single]
-                20.8.12.2.1 [unique.ptr.single.ctor]
-                20.8.12.2.2 [unique.ptr.single.dtor]
-                20.8.12.2.3 [unique.ptr.single.asgn]
-                20.8.12.2.4 [unique.ptr.single.observers]
-                20.8.12.2.5 [unique.ptr.single.modifiers]
-            20.8.12.3 [unique.ptr.runtime]
-                20.8.12.3.1 [unique.ptr.runtime.ctor]
-                20.8.12.3.2 [unique.ptr.runtime.observers]
-                20.8.12.3.3 [unique.ptr.runtime.modifiers]
-                X [unique.ptr.compiletime]
-            20.8.12.4 [unique.ptr.special]
-        20.8.13 [util.smartptr]
-            20.8.13.1 [util.smartptr.weakptr]
-            20.8.13.2 [util.smartptr.shared]
-                20.8.13.2.1 [util.smartptr.shared.const]
-                20.8.13.2.2 [util.smartptr.shared.dest]
-                20.8.13.2.3 [util.smartptr.shared.assign]
-                20.8.13.2.4 [util.smartptr.shared.mod]
-                20.8.13.2.5 [util.smartptr.shared.obs]
-                20.8.13.2.6 [util.smartptr.shared.create]
-                20.8.13.2.7 [util.smartptr.shared.cmp]
-                20.8.13.2.8 [util.smartptr.shared.io]
-                20.8.13.2.9 [util.smartptr.shared.spec]
-                20.8.13.2.10 [util.smartptr.shared.cast]
-                20.8.13.2.11 [util.smartptr.getdeleter]
-            20.8.13.3 [util.smartptr.weak]
-                20.8.13.3.1 [util.smartptr.weak.const]
-                20.8.13.3.2 [util.smartptr.weak.dest]
-                20.8.13.3.3 [util.smartptr.weak.assign]
-                20.8.13.3.4 [util.smartptr.weak.mod]
-                20.8.13.3.5 [util.smartptr.weak.obs]
-                20.8.13.3.6 [util.smartptr.weak.cmp]
-                20.8.13.3.7 [util.smartptr.weak.spec]
-            20.8.13.4 [util.smartptr.ownerless]
-            20.8.13.5 [util.smartptr.enab]
-            20.8.13.6 [util.smartptr.shared.atomic]
-            20.8.13.7 [util.dynamic.safety]
-        20.8.14 [ptr.align]
-        20.8.15 [c.malloc]
+        20.8.4 [default.allocator]
+            20.8.4.1 [allocator.members]
+            20.8.4.2 [allocator.globals]
+        20.8.5 [allocator.adaptor]
+            20.8.5.1 [allocator.adaptor.base]
+            20.8.5.2 [allocator.adaptor.cntr]
+            20.8.5.3 [allocator.adaptor2.cntr]
+            20.8.5.4 [allocator.adaptor.members]
+            20.8.5.5 [allocator.adaptor.globals]
+        20.8.6 [storage.iterator]
+        20.8.7 [temporary.buffer]
+        20.8.8 [specialized.algorithms]
+            20.8.8.1 [object.addressof]
+            20.8.8.2 [uninitialized.copy]
+            20.8.8.3 [uninitialized.fill]
+            20.8.8.4 [uninitialized.fill.n]
+        20.8.9 [unique.ptr]
+            20.8.9.1 [unique.ptr.dltr]
+                20.8.9.1.1 [unique.ptr.dltr.dflt]
+                20.8.9.1.2 [unique.ptr.dltr.dflt1]
+            20.8.9.2 [unique.ptr.single]
+                20.8.9.2.1 [unique.ptr.single.ctor]
+                20.8.9.2.2 [unique.ptr.single.dtor]
+                20.8.9.2.3 [unique.ptr.single.asgn]
+                20.8.9.2.4 [unique.ptr.single.observers]
+                20.8.9.2.5 [unique.ptr.single.modifiers]
+            20.8.9.3 [unique.ptr.runtime]
+                20.8.9.3.1 [unique.ptr.runtime.ctor]
+                20.8.9.3.2 [unique.ptr.runtime.observers]
+                20.8.9.3.3 [unique.ptr.runtime.modifiers]
+            20.8.9.4 [unique.ptr.special]
+        20.8.10 [util.smartptr]
+            20.8.10.1 [util.smartptr.weakptr]
+            20.8.10.2 [util.smartptr.shared]
+                20.8.10.2.1 [util.smartptr.shared.const]
+                20.8.10.2.2 [util.smartptr.shared.dest]
+                20.8.10.2.3 [util.smartptr.shared.assign]
+                20.8.10.2.4 [util.smartptr.shared.mod]
+                20.8.10.2.5 [util.smartptr.shared.obs]
+                20.8.10.2.6 [util.smartptr.shared.create]
+                20.8.10.2.7 [util.smartptr.shared.cmp]
+                20.8.10.2.8 [util.smartptr.shared.io]
+                20.8.10.2.9 [util.smartptr.shared.spec]
+                20.8.10.2.10 [util.smartptr.shared.cast]
+                20.8.10.2.11 [util.smartptr.getdeleter]
+            20.8.10.3 [util.smartptr.weak]
+                20.8.10.3.1 [util.smartptr.weak.const]
+                20.8.10.3.2 [util.smartptr.weak.dest]
+                20.8.10.3.3 [util.smartptr.weak.assign]
+                20.8.10.3.4 [util.smartptr.weak.mod]
+                20.8.10.3.5 [util.smartptr.weak.obs]
+                20.8.10.3.6 [util.smartptr.weak.spec]
+            20.8.10.4 [util.smartptr.ownerless]
+            20.8.10.5 [util.smartptr.enab]
+            20.8.10.6 [util.smartptr.shared.atomic]
+            20.8.10.7 [util.dynamic.safety]
+        20.8.11 [ptr.align]
+        20.8.12 [c.malloc]
     20.9 [time]
         20.9.1 [time.clock.req]
         20.9.2 [time.traits]
@@ -761,628 +753,636 @@
             20.9.5.3 [time.clock.hires]
     20.10 [date.time]
 21 [strings]
-    21.1 [char.traits]
-        21.1.1 [char.traits.require]
-        21.1.2 [char.traits.typedefs]
-        21.1.3 [char.traits.specializations]
-            21.1.3.1 [char.traits.specializations.char]
-            21.1.3.2 [char.traits.specializations.char16_t]
-            21.1.3.3 [char.traits.specializations.char32_t]
-            21.1.3.4 [char.traits.specializations.wchar.t]
-    21.2 [string.classes]
-    21.3 [basic.string]
-        21.3.1 [string.require]
-        21.3.2 [string.cons]
-        21.3.3 [string.iterators]
-        21.3.4 [string.capacity]
-        21.3.5 [string.access]
-        21.3.6 [string.modifiers]
-            21.3.6.1 [string::op+=]
-            21.3.6.2 [string::append]
-            21.3.6.3 [string::assign]
-            21.3.6.4 [string::insert]
-            21.3.6.5 [string::erase]
-            21.3.6.6 [string::replace]
-            21.3.6.7 [string::copy]
-            21.3.6.8 [string::swap]
-        21.3.7 [string.ops]
-            21.3.7.1 [string.accessors]
-            21.3.7.2 [string::find]
-            21.3.7.3 [string::rfind]
-            21.3.7.4 [string::find.first.of]
-            21.3.7.5 [string::find.last.of]
-            21.3.7.6 [string::find.first.not.of]
-            21.3.7.7 [string::find.last.not.of]
-            21.3.7.8 [string::substr]
-            21.3.7.9 [string::compare]
-        21.3.8 [string.nonmembers]
-            21.3.8.1 [string::op+]
-            21.3.8.2 [string::operator==]
-            21.3.8.3 [string::op!=]
-            21.3.8.4 [string::op&lt;]
-            21.3.8.5 [string::op&gt;]
-            21.3.8.6 [string::op&lt;=]
-            21.3.8.7 [string::op&gt;=]
-            21.3.8.8 [string.special]
-            21.3.8.9 [string.io]
-    21.4 [string.conversions]
-    21.5 [c.strings]
+    21.1 [strings.general]
+    21.2 [char.traits]
+        21.2.1 [char.traits.require]
+        21.2.2 [char.traits.typedefs]
+        21.2.3 [char.traits.specializations]
+            21.2.3.1 [char.traits.specializations.char]
+            21.2.3.2 [char.traits.specializations.char16_t]
+            21.2.3.3 [char.traits.specializations.char32_t]
+            21.2.3.4 [char.traits.specializations.wchar.t]
+    21.3 [string.classes]
+    21.4 [basic.string]
+        21.4.1 [string.require]
+        21.4.2 [string.cons]
+        21.4.3 [string.iterators]
+        21.4.4 [string.capacity]
+        21.4.5 [string.access]
+        21.4.6 [string.modifiers]
+            21.4.6.1 [string::op+=]
+            21.4.6.2 [string::append]
+            21.4.6.3 [string::assign]
+            21.4.6.4 [string::insert]
+            21.4.6.5 [string::erase]
+            21.4.6.6 [string::replace]
+            21.4.6.7 [string::copy]
+            21.4.6.8 [string::swap]
+        21.4.7 [string.ops]
+            21.4.7.1 [string.accessors]
+            21.4.7.2 [string::find]
+            21.4.7.3 [string::rfind]
+            21.4.7.4 [string::find.first.of]
+            21.4.7.5 [string::find.last.of]
+            21.4.7.6 [string::find.first.not.of]
+            21.4.7.7 [string::find.last.not.of]
+            21.4.7.8 [string::substr]
+            21.4.7.9 [string::compare]
+        21.4.8 [string.nonmembers]
+            21.4.8.1 [string::op+]
+            21.4.8.2 [string::operator==]
+            21.4.8.3 [string::op!=]
+            21.4.8.4 [string::op&lt;]
+            21.4.8.5 [string::op&gt;]
+            21.4.8.6 [string::op&lt;=]
+            21.4.8.7 [string::op&gt;=]
+            21.4.8.8 [string.special]
+            21.4.8.9 [string.io]
+    21.5 [string.conversions]
+    21.6 [c.strings]
 22 [localization]
-    22.1 [locales]
-        22.1.1 [locale]
-            22.1.1.1 [locale.types]
-                22.1.1.1.1 [locale.category]
-                22.1.1.1.2 [locale.facet]
-                22.1.1.1.3 [locale.id]
-            22.1.1.2 [locale.cons]
-            22.1.1.3 [locale.members]
-            22.1.1.4 [locale.operators]
-            22.1.1.5 [locale.statics]
-        22.1.2 [locale.global.templates]
-        22.1.3 [locale.convenience]
-            22.1.3.1 [classification]
-            22.1.3.2 [conversions]
-                22.1.3.2.1 [conversions.character]
-                22.1.3.2.2 [conversions.string]
-                22.1.3.2.3 [conversions.buffer]
-    22.2 [locale.categories]
-        22.2.1 [category.ctype]
-            22.2.1.1 [locale.ctype]
-                22.2.1.1.1 [locale.ctype.members]
-                22.2.1.1.2 [locale.ctype.virtuals]
-            22.2.1.2 [locale.ctype.byname]
-            22.2.1.3 [facet.ctype.special]
-                22.2.1.3.1 [facet.ctype.char.dtor]
-                22.2.1.3.2 [facet.ctype.char.members]
-                22.2.1.3.3 [facet.ctype.char.statics]
-                22.2.1.3.4 [facet.ctype.char.virtuals]
-            22.2.1.4 [locale.codecvt]
-                22.2.1.4.1 [locale.codecvt.members]
-                22.2.1.4.2 [locale.codecvt.virtuals]
-            22.2.1.5 [locale.codecvt.byname]
-        22.2.2 [category.numeric]
-            22.2.2.1 [locale.num.get]
-                22.2.2.1.1 [facet.num.get.members]
-                22.2.2.1.2 [facet.num.get.virtuals]
-            22.2.2.2 [locale.nm.put]
-                22.2.2.2.1 [facet.num.put.members]
-                22.2.2.2.2 [facet.num.put.virtuals]
-        22.2.3 [facet.numpunct]
-            22.2.3.1 [locale.numpunct]
-                22.2.3.1.1 [facet.numpunct.members]
-                22.2.3.1.2 [facet.numpunct.virtuals]
-            22.2.3.2 [locale.numpunct.byname]
-        22.2.4 [category.collate]
-            22.2.4.1 [locale.collate]
-                22.2.4.1.1 [locale.collate.members]
-                22.2.4.1.2 [locale.collate.virtuals]
-            22.2.4.2 [locale.collate.byname]
-        22.2.5 [category.time]
-            22.2.5.1 [locale.time.get]
-                22.2.5.1.1 [locale.time.get.members]
-                22.2.5.1.2 [locale.time.get.virtuals]
-            22.2.5.2 [locale.time.get.byname]
-            22.2.5.3 [locale.time.put]
-                22.2.5.3.1 [locale.time.put.members]
-                22.2.5.3.2 [locale.time.put.virtuals]
-            22.2.5.4 [locale.time.put.byname]
-        22.2.6 [category.monetary]
-            22.2.6.1 [locale.money.get]
-                22.2.6.1.1 [locale.money.get.members]
-                22.2.6.1.2 [locale.money.get.virtuals]
-            22.2.6.2 [locale.money.put]
-                22.2.6.2.1 [locale.money.put.members]
-                22.2.6.2.2 [locale.money.put.virtuals]
-            22.2.6.3 [locale.moneypunct]
-                22.2.6.3.1 [locale.moneypunct.members]
-                22.2.6.3.2 [locale.moneypunct.virtuals]
-            22.2.6.4 [locale.moneypunct.byname]
-        22.2.7 [category.messages]
-            22.2.7.1 [locale.messages]
-                22.2.7.1.1 [locale.messages.members]
-                22.2.7.1.2 [locale.messages.virtuals]
-            22.2.7.2 [locale.messages.byname]
-        22.2.8 [facets.examples]
-    22.3 [locale.stdcvt]
-    22.4 [c.locales]
+    22.1 [localization.general]
+    22.2 [locale.syn]
+    22.3 [locales]
+        22.3.1 [locale]
+            22.3.1.1 [locale.types]
+                22.3.1.1.1 [locale.category]
+                22.3.1.1.2 [locale.facet]
+                22.3.1.1.3 [locale.id]
+            22.3.1.2 [locale.cons]
+            22.3.1.3 [locale.members]
+            22.3.1.4 [locale.operators]
+            22.3.1.5 [locale.statics]
+        22.3.2 [locale.global.templates]
+        22.3.3 [locale.convenience]
+            22.3.3.1 [classification]
+            22.3.3.2 [conversions]
+                22.3.3.2.1 [conversions.character]
+                22.3.3.2.2 [conversions.string]
+                22.3.3.2.3 [conversions.buffer]
+    22.4 [locale.categories]
+        22.4.1 [category.ctype]
+            22.4.1.1 [locale.ctype]
+                22.4.1.1.1 [locale.ctype.members]
+                22.4.1.1.2 [locale.ctype.virtuals]
+            22.4.1.2 [locale.ctype.byname]
+            22.4.1.3 [facet.ctype.special]
+                22.4.1.3.1 [facet.ctype.char.dtor]
+                22.4.1.3.2 [facet.ctype.char.members]
+                22.4.1.3.3 [facet.ctype.char.statics]
+                22.4.1.3.4 [facet.ctype.char.virtuals]
+            22.4.1.4 [locale.codecvt]
+                22.4.1.4.1 [locale.codecvt.members]
+                22.4.1.4.2 [locale.codecvt.virtuals]
+            22.4.1.5 [locale.codecvt.byname]
+        22.4.2 [category.numeric]
+            22.4.2.1 [locale.num.get]
+                22.4.2.1.1 [facet.num.get.members]
+                22.4.2.1.2 [facet.num.get.virtuals]
+            22.4.2.2 [locale.nm.put]
+                22.4.2.2.1 [facet.num.put.members]
+                22.4.2.2.2 [facet.num.put.virtuals]
+        22.4.3 [facet.numpunct]
+            22.4.3.1 [locale.numpunct]
+                22.4.3.1.1 [facet.numpunct.members]
+                22.4.3.1.2 [facet.numpunct.virtuals]
+            22.4.3.2 [locale.numpunct.byname]
+        22.4.4 [category.collate]
+            22.4.4.1 [locale.collate]
+                22.4.4.1.1 [locale.collate.members]
+                22.4.4.1.2 [locale.collate.virtuals]
+            22.4.4.2 [locale.collate.byname]
+        22.4.5 [category.time]
+            22.4.5.1 [locale.time.get]
+                22.4.5.1.1 [locale.time.get.members]
+                22.4.5.1.2 [locale.time.get.virtuals]
+            22.4.5.2 [locale.time.get.byname]
+            22.4.5.3 [locale.time.put]
+                22.4.5.3.1 [locale.time.put.members]
+                22.4.5.3.2 [locale.time.put.virtuals]
+            22.4.5.4 [locale.time.put.byname]
+        22.4.6 [category.monetary]
+            22.4.6.1 [locale.money.get]
+                22.4.6.1.1 [locale.money.get.members]
+                22.4.6.1.2 [locale.money.get.virtuals]
+            22.4.6.2 [locale.money.put]
+                22.4.6.2.1 [locale.money.put.members]
+                22.4.6.2.2 [locale.money.put.virtuals]
+            22.4.6.3 [locale.moneypunct]
+                22.4.6.3.1 [locale.moneypunct.members]
+                22.4.6.3.2 [locale.moneypunct.virtuals]
+            22.4.6.4 [locale.moneypunct.byname]
+        22.4.7 [category.messages]
+            22.4.7.1 [locale.messages]
+                22.4.7.1.1 [locale.messages.members]
+                22.4.7.1.2 [locale.messages.virtuals]
+            22.4.7.2 [locale.messages.byname]
+        22.4.8 [facets.examples]
+    22.5 [locale.stdcvt]
+    22.6 [c.locales]
 23 [containers]
-    23.1 [container.requirements]
-        23.1.1 [container.requirements.general]
-        23.1.2 [container.requirements.dataraces]
-        23.1.3 [sequence.reqmts]
-        23.1.4 [associative.reqmts]
-            23.1.4.1 [associative.reqmts.except]
-        23.1.5 [unord.req]
-            23.1.5.1 [unord.req.except]
-        23.1.6 [container.concepts]
-            23.1.6.1 [container.concepts.free]
-            23.1.6.2 [container.concepts.member]
-            23.1.6.3 [container.concepts.maps]
-    23.2 [sequences]
-        23.2.1 [array]
-            23.2.1.1 [array.cons]
-            23.2.1.2 [array.special]
-            23.2.1.3 [array.size]
-            23.2.1.4 [array.data]
-            23.2.1.5 [array.fill]
-            23.2.1.6 [array.zero]
-            23.2.1.7 [array.tuple]
-        23.2.2 [deque]
-            23.2.2.1 [deque.cons]
-            23.2.2.2 [deque.capacity]
-            23.2.2.3 [deque.modifiers]
-            23.2.2.4 [deque.special]
-        23.2.3 [forwardlist]
-            23.2.3.1 [forwardlist.cons]
-            23.2.3.2 [forwardlist.iter]
-            23.2.3.3 [forwardlist.access]
-            23.2.3.4 [forwardlist.modifiers]
-            23.2.3.5 [forwardlist.ops]
-            23.2.3.6 [forwardlist.spec]
-        23.2.4 [list]
-            23.2.4.1 [list.cons]
-            23.2.4.2 [list.capacity]
-            23.2.4.3 [list.modifiers]
-            23.2.4.4 [list.ops]
-            23.2.4.5 [list.special]
-        23.2.5 [container.adaptors]
-            23.2.5.1 [queue]
-                23.2.5.1.1 [queue.defn]
-                23.2.5.1.2 [queue.ops]
-                23.2.5.1.3 [queue.special]
-            23.2.5.2 [priority.queue]
-                23.2.5.2.1 [priqueue.cons]
-                23.2.5.2.2 [priqueue.members]
-                23.2.5.2.3 [priqueue.special]
-            23.2.5.3 [stack]
-                23.2.5.3.1 [stack.defn]
-                23.2.5.3.2 [stack.ops]
-                23.2.5.3.3 [stack.special]
-        23.2.6 [vector]
-            23.2.6.1 [vector.cons]
-            23.2.6.2 [vector.capacity]
-            23.2.6.3 [vector.data]
-            23.2.6.4 [vector.modifiers]
-            23.2.6.5 [vector.special]
-        23.2.7 [vector.bool]
-    23.3 [associative]
-        23.3.1 [map]
-            23.3.1.1 [map.cons]
-            23.3.1.2 [map.access]
-            23.3.1.3 [map.modifiers]
-            23.3.1.4 [map.ops]
-            23.3.1.5 [map.special]
-        23.3.2 [multimap]
-            23.3.2.1 [multimap.cons]
-            23.3.2.2 [multimap.modifiers]
-            23.3.2.3 [multimap.ops]
-            23.3.2.4 [multimap.special]
-        23.3.3 [set]
-            23.3.3.1 [set.cons]
-            23.3.3.2 [set.special]
-        23.3.4 [multiset]
-            23.3.4.1 [multiset.cons]
-            23.3.4.2 [multiset.special]
-    23.4 [unord]
-        23.4.1 [unord.map]
-            23.4.1.1 [unord.map.cnstr]
-            23.4.1.2 [unord.map.elem]
-            23.4.1.3 [unord.map.swap]
-        23.4.2 [unord.multimap]
-            23.4.2.1 [unord.multimap.cnstr]
-            23.4.2.2 [unord.multimap.swap]
-        23.4.3 [unord.set]
-            23.4.3.1 [unord.set.cnstr]
-            23.4.3.2 [unord.set.swap]
-        23.4.4 [unord.multiset]
-            23.4.4.1 [unord.multiset.cnstr]
-            23.4.4.2 [unord.multiset.swap]
+    23.1 [containers.general]
+    23.2 [container.requirements]
+        23.2.1 [container.requirements.general]
+        23.2.2 [container.requirements.dataraces]
+        23.2.3 [sequence.reqmts]
+        23.2.4 [associative.reqmts]
+            23.2.4.1 [associative.reqmts.except]
+        23.2.5 [unord.req]
+            23.2.5.1 [unord.req.except]
+        23.2.6 [container.concepts]
+            23.2.6.1 [container.concepts.free]
+            23.2.6.2 [container.concepts.member]
+            23.2.6.3 [container.concepts.maps]
+    23.3 [sequences]
+        23.3.1 [array]
+            23.3.1.1 [array.cons]
+            23.3.1.2 [array.special]
+            23.3.1.3 [array.size]
+            23.3.1.4 [array.data]
+            23.3.1.5 [array.fill]
+            23.3.1.6 [array.zero]
+            23.3.1.7 [array.tuple]
+        23.3.2 [deque]
+            23.3.2.1 [deque.cons]
+            23.3.2.2 [deque.capacity]
+            23.3.2.3 [deque.modifiers]
+            23.3.2.4 [deque.special]
+        23.3.3 [forwardlist]
+            23.3.3.1 [forwardlist.cons]
+            23.3.3.2 [forwardlist.iter]
+            23.3.3.3 [forwardlist.access]
+            23.3.3.4 [forwardlist.modifiers]
+            23.3.3.5 [forwardlist.ops]
+            23.3.3.6 [forwardlist.spec]
+        23.3.4 [list]
+            23.3.4.1 [list.cons]
+            23.3.4.2 [list.capacity]
+            23.3.4.3 [list.modifiers]
+            23.3.4.4 [list.ops]
+            23.3.4.5 [list.special]
+        23.3.5 [container.adaptors]
+            23.3.5.1 [queue]
+                23.3.5.1.1 [queue.defn]
+                23.3.5.1.2 [queue.ops]
+                23.3.5.1.3 [queue.special]
+            23.3.5.2 [priority.queue]
+                23.3.5.2.1 [priqueue.cons]
+                23.3.5.2.2 [priqueue.members]
+                23.3.5.2.3 [priqueue.special]
+            23.3.5.3 [stack]
+                23.3.5.3.1 [stack.defn]
+                23.3.5.3.2 [stack.ops]
+                23.3.5.3.3 [stack.special]
+        23.3.6 [vector]
+            23.3.6.1 [vector.cons]
+            23.3.6.2 [vector.capacity]
+            23.3.6.3 [vector.data]
+            23.3.6.4 [vector.modifiers]
+            23.3.6.5 [vector.special]
+        23.3.7 [vector.bool]
+    23.4 [associative]
+        23.4.1 [map]
+            23.4.1.1 [map.cons]
+            23.4.1.2 [map.access]
+            23.4.1.3 [map.modifiers]
+            23.4.1.4 [map.ops]
+            23.4.1.5 [map.special]
+        23.4.2 [multimap]
+            23.4.2.1 [multimap.cons]
+            23.4.2.2 [multimap.modifiers]
+            23.4.2.3 [multimap.ops]
+            23.4.2.4 [multimap.special]
+        23.4.3 [set]
+            23.4.3.1 [set.cons]
+            23.4.3.2 [set.special]
+        23.4.4 [multiset]
+            23.4.4.1 [multiset.cons]
+            23.4.4.2 [multiset.special]
+    23.5 [unord]
+        23.5.1 [unord.map]
+            23.5.1.1 [unord.map.cnstr]
+            23.5.1.2 [unord.map.elem]
+            23.5.1.3 [unord.map.swap]
+        23.5.2 [unord.multimap]
+            23.5.2.1 [unord.multimap.cnstr]
+            23.5.2.2 [unord.multimap.swap]
+        23.5.3 [unord.set]
+            23.5.3.1 [unord.set.cnstr]
+            23.5.3.2 [unord.set.swap]
+        23.5.4 [unord.multiset]
+            23.5.4.1 [unord.multiset.cnstr]
+            23.5.4.2 [unord.multiset.swap]
 24 [iterators]
-    24.1 [iterator.concepts]
-        24.1.1 [iterator.iterators]
-        24.1.2 [input.iterators]
-        24.1.3 [output.iterators]
-        24.1.4 [forward.iterators]
-        24.1.5 [bidirectional.iterators]
-        24.1.6 [random.access.iterators]
-        24.1.7 [shuffle.iterators]
-        24.1.8 [iterator.concepts.range]
-    24.2 [iterator.synopsis]
-    24.3 [iterator.operations]
-    24.4 [predef.iterators]
-        24.4.1 [reverse.iterators]
-            24.4.1.1 [reverse.iterator]
-            24.4.1.2 [reverse.iter.requirements]
-            24.4.1.3 [reverse.iter.ops]
-                24.4.1.3.1 [reverse.iter.cons]
-                24.4.1.3.2 [reverse.iter.op=]
-                24.4.1.3.3 [reverse.iter.conv]
-                24.4.1.3.4 [reverse.iter.op.star]
-                24.4.1.3.5 [reverse.iter.opref]
-                24.4.1.3.6 [reverse.iter.op++]
-                24.4.1.3.7 [reverse.iter.op--]
-                24.4.1.3.8 [reverse.iter.op+]
-                24.4.1.3.9 [reverse.iter.op+=]
-                24.4.1.3.10 [reverse.iter.op-]
-                24.4.1.3.11 [reverse.iter.op-=]
-                24.4.1.3.12 [reverse.iter.opindex]
-                24.4.1.3.13 [reverse.iter.op==]
-                24.4.1.3.14 [reverse.iter.op&lt;]
-                24.4.1.3.15 [reverse.iter.op!=]
-                24.4.1.3.16 [reverse.iter.op&gt;]
-                24.4.1.3.17 [reverse.iter.op&gt;=]
-                24.4.1.3.18 [reverse.iter.op&lt;=]
-                24.4.1.3.19 [reverse.iter.opdiff]
-                24.4.1.3.20 [reverse.iter.opsum]
-            24.4.1.4 [reverse.iter.maps]
-        24.4.2 [insert.iterators]
-            24.4.2.1 [back.insert.iterator]
-            24.4.2.2 [back.insert.iter.ops]
-                24.4.2.2.1 [back.insert.iter.cons]
-                24.4.2.2.2 [back.insert.iter.op=]
-                24.4.2.2.3 [back.insert.iter.op*]
-                24.4.2.2.4 [back.insert.iter.op++]
-                24.4.2.2.5 [back.inserter]
-                24.4.2.2.6 [back.insert.iter.maps]
-            24.4.2.3 [front.insert.iterator]
-            24.4.2.4 [front.insert.iter.ops]
-                24.4.2.4.1 [front.insert.iter.cons]
-                24.4.2.4.2 [front.insert.iter.op=]
-                24.4.2.4.3 [front.insert.iter.op*]
-                24.4.2.4.4 [front.insert.iter.op++]
-                24.4.2.4.5 [front.inserter]
-                24.4.2.4.6 [front.insert.iter.maps]
-            24.4.2.5 [insert.iterator]
-            24.4.2.6 [insert.iter.ops]
-                24.4.2.6.1 [insert.iter.cons]
-                24.4.2.6.2 [insert.iter.op=]
-                24.4.2.6.3 [insert.iter.op*]
-                24.4.2.6.4 [insert.iter.op++]
-                24.4.2.6.5 [inserter]
-                24.4.2.6.6 [insert.iter.maps]
-        24.4.3 [move.iterators]
-            24.4.3.1 [move.iterator]
-            24.4.3.2 [move.iter.requirements]
-            24.4.3.3 [move.iter.ops]
-                24.4.3.3.1 [move.iter.op.const]
-                24.4.3.3.2 [move.iter.op=]
-                24.4.3.3.3 [move.iter.op.conv]
-                24.4.3.3.4 [move.iter.op.star]
-                24.4.3.3.5 [move.iter.op.ref]
-                24.4.3.3.6 [move.iter.op.incr]
-                24.4.3.3.7 [move.iter.op.decr]
-                24.4.3.3.8 [move.iter.op.+]
-                24.4.3.3.9 [move.iter.op.+=]
-                24.4.3.3.10 [move.iter.op.-]
-                24.4.3.3.11 [move.iter.op.-=]
-                24.4.3.3.12 [move.iter.op.index]
-                24.4.3.3.13 [move.iter.op.comp]
-                24.4.3.3.14 [move.iter.nonmember]
-                24.4.3.3.15 [move.iter.maps]
-    24.5 [stream.iterators]
-        24.5.1 [istream.iterator]
-            24.5.1.1 [istream.iterator.cons]
-            24.5.1.2 [istream.iterator.ops]
-        24.5.2 [ostream.iterator]
-            24.5.2.1 [ostream.iterator.cons.des]
-            24.5.2.2 [ostream.iterator.ops]
-        24.5.3 [istreambuf.iterator]
-            24.5.3.1 [istreambuf.iterator::proxy]
-            24.5.3.2 [istreambuf.iterator.cons]
-            24.5.3.3 [istreambuf.iterator::op*]
-            24.5.3.4 [istreambuf.iterator::op++]
-            24.5.3.5 [istreambuf.iterator::equal]
-            24.5.3.6 [istreambuf.iterator::op==]
-            24.5.3.7 [istreambuf.iterator::op!=]
-        24.5.4 [ostreambuf.iterator]
-            24.5.4.1 [ostreambuf.iter.cons]
-            24.5.4.2 [ostreambuf.iter.ops]
+    24.1 [iterators.general]
+    24.2 [iterator.concepts]
+        24.2.1 [iterator.iterators]
+        24.2.2 [input.iterators]
+        24.2.3 [output.iterators]
+        24.2.4 [forward.iterators]
+        24.2.5 [bidirectional.iterators]
+        24.2.6 [random.access.iterators]
+        24.2.7 [shuffle.iterators]
+        24.2.8 [iterator.concepts.range]
+    24.3 [iterator.syn]
+    24.4 [iterator.operations]
+    24.5 [predef.iterators]
+        24.5.1 [reverse.iterators]
+            24.5.1.1 [reverse.iterator]
+            24.5.1.2 [reverse.iter.ops]
+                24.5.1.2.1 [reverse.iter.cons]
+                24.5.1.2.2 [reverse.iter.op=]
+                24.5.1.2.3 [reverse.iter.conv]
+                24.5.1.2.4 [reverse.iter.op.star]
+                24.5.1.2.5 [reverse.iter.opref]
+                24.5.1.2.6 [reverse.iter.op++]
+                24.5.1.2.7 [reverse.iter.op--]
+                24.5.1.2.8 [reverse.iter.op+]
+                24.5.1.2.9 [reverse.iter.op+=]
+                24.5.1.2.10 [reverse.iter.op-]
+                24.5.1.2.11 [reverse.iter.op-=]
+                24.5.1.2.12 [reverse.iter.opindex]
+                24.5.1.2.13 [reverse.iter.op==]
+                24.5.1.2.14 [reverse.iter.op&lt;]
+                24.5.1.2.15 [reverse.iter.op!=]
+                24.5.1.2.16 [reverse.iter.op&gt;]
+                24.5.1.2.17 [reverse.iter.op&gt;=]
+                24.5.1.2.18 [reverse.iter.op&lt;=]
+                24.5.1.2.19 [reverse.iter.opdiff]
+                24.5.1.2.20 [reverse.iter.opsum]
+            24.5.1.3 [reverse.iter.maps]
+        24.5.2 [move.iterators]
+            24.5.2.1 [move.iterator]
+            24.5.2.2 [move.iter.ops]
+                24.5.2.2.1 [move.iter.op.const]
+                24.5.2.2.2 [move.iter.op=]
+                24.5.2.2.3 [move.iter.op.conv]
+                24.5.2.2.4 [move.iter.op.star]
+                24.5.2.2.5 [move.iter.op.ref]
+                24.5.2.2.6 [move.iter.op.incr]
+                24.5.2.2.7 [move.iter.op.decr]
+                24.5.2.2.8 [move.iter.op.+]
+                24.5.2.2.9 [move.iter.op.+=]
+                24.5.2.2.10 [move.iter.op.-]
+                24.5.2.2.11 [move.iter.op.-=]
+                24.5.2.2.12 [move.iter.op.index]
+                24.5.2.2.13 [move.iter.op.comp]
+                24.5.2.2.14 [move.iter.nonmember]
+                24.5.2.2.15 [move.iter.maps]
+    24.6 [stream.iterators]
+        24.6.1 [istream.iterator]
+            24.6.1.1 [istream.iterator.cons]
+            24.6.1.2 [istream.iterator.ops]
+        24.6.2 [ostream.iterator]
+            24.6.2.1 [ostream.iterator.cons.des]
+            24.6.2.2 [ostream.iterator.ops]
+        24.6.3 [istreambuf.iterator]
+            24.6.3.1 [istreambuf.iterator::proxy]
+            24.6.3.2 [istreambuf.iterator.cons]
+            24.6.3.3 [istreambuf.iterator::op*]
+            24.6.3.4 [istreambuf.iterator::op++]
+            24.6.3.5 [istreambuf.iterator::equal]
+            24.6.3.6 [istreambuf.iterator::op==]
+            24.6.3.7 [istreambuf.iterator::op!=]
+        24.6.4 [ostreambuf.iterator]
+            24.6.4.1 [ostreambuf.iter.cons]
+            24.6.4.2 [ostreambuf.iter.ops]
+    24.7 [insert.iterators]
+        24.7.1 [back.insert.iterator]
+        24.7.2 [back.insert.iter.ops]
+            24.7.2.1 [back.insert.iter.cons]
+            24.7.2.2 [back.insert.iter.op=]
+            24.7.2.3 [back.insert.iter.op*]
+            24.7.2.4 [back.insert.iter.op++]
+            24.7.2.5 [back.inserter]
+            24.7.2.6 [back.insert.iter.maps]
+        24.7.3 [front.insert.iterator]
+        24.7.4 [front.insert.iter.ops]
+            24.7.4.1 [front.insert.iter.cons]
+            24.7.4.2 [front.insert.iter.op=]
+            24.7.4.3 [front.insert.iter.op*]
+            24.7.4.4 [front.insert.iter.op++]
+            24.7.4.5 [front.inserter]
+            24.7.4.6 [front.insert.iter.maps]
+        24.7.5 [insert.iterator]
+        24.7.6 [insert.iter.ops]
+            24.7.6.1 [insert.iter.cons]
+            24.7.6.2 [insert.iter.op=]
+            24.7.6.3 [insert.iter.op*]
+            24.7.6.4 [insert.iter.op++]
+            24.7.6.5 [inserter]
+            24.7.6.6 [insert.iter.maps]
 25 [algorithms]
-    25.1 [alg.nonmodifying]
-        25.1.1 [alg.all_of]
-        25.1.2 [alg.any_of]
-        25.1.3 [alg.none_of]
-        25.1.4 [alg.foreach]
-        25.1.5 [alg.find]
-        25.1.6 [alg.find.end]
-        25.1.7 [alg.find.first.of]
-        25.1.8 [alg.adjacent.find]
-        25.1.9 [alg.count]
-        25.1.10 [mismatch]
-        25.1.11 [alg.equal]
-        25.1.12 [alg.search]
-    25.2 [alg.modifying.operations]
-        25.2.1 [alg.copy]
-        25.2.2 [alg.move]
-        25.2.3 [alg.swap]
-        25.2.4 [alg.transform]
-        25.2.5 [alg.replace]
-        25.2.6 [alg.fill]
-        25.2.7 [alg.generate]
-        25.2.8 [alg.remove]
-        25.2.9 [alg.unique]
-        25.2.10 [alg.reverse]
-        25.2.11 [alg.rotate]
-        25.2.12 [alg.random.shuffle]
-        25.2.13 [alg.partitions]
-    25.3 [alg.sorting]
-        25.3.1 [alg.sort]
-            25.3.1.1 [sort]
-            25.3.1.2 [stable.sort]
-            25.3.1.3 [partial.sort]
-            25.3.1.4 [partial.sort.copy]
-            25.3.1.5 [is.sorted]
-        25.3.2 [alg.nth.element]
-        25.3.3 [alg.binary.search]
-            25.3.3.1 [lower.bound]
-            25.3.3.2 [upper.bound]
-            25.3.3.3 [equal.range]
-            25.3.3.4 [binary.search]
-        25.3.4 [alg.merge]
-        25.3.5 [alg.set.operations]
-            25.3.5.1 [includes]
-            25.3.5.2 [set.union]
-            25.3.5.3 [set.intersection]
-            25.3.5.4 [set.difference]
-            25.3.5.5 [set.symmetric.difference]
-        25.3.6 [alg.heap.operations]
-            25.3.6.1 [push.heap]
-            25.3.6.2 [pop.heap]
-            25.3.6.3 [make.heap]
-            25.3.6.4 [sort.heap]
-            25.3.6.5 [is.heap]
-        25.3.7 [alg.min.max]
-        25.3.8 [alg.lex.comparison]
-        25.3.9 [alg.permutation.generators]
-    25.4 [alg.c.library]
+    25.1 [algorithms.general]
+    25.2 [algorithms.syn]
+    25.3 [alg.nonmodifying]
+        25.3.1 [alg.all_of]
+        25.3.2 [alg.any_of]
+        25.3.3 [alg.none_of]
+        25.3.4 [alg.foreach]
+        25.3.5 [alg.find]
+        25.3.6 [alg.find.end]
+        25.3.7 [alg.find.first.of]
+        25.3.8 [alg.adjacent.find]
+        25.3.9 [alg.count]
+        25.3.10 [mismatch]
+        25.3.11 [alg.equal]
+        25.3.12 [alg.search]
+    25.4 [alg.modifying.operations]
+        25.4.1 [alg.copy]
+        25.4.2 [alg.move]
+        25.4.3 [alg.swap]
+        25.4.4 [alg.transform]
+        25.4.5 [alg.replace]
+        25.4.6 [alg.fill]
+        25.4.7 [alg.generate]
+        25.4.8 [alg.remove]
+        25.4.9 [alg.unique]
+        25.4.10 [alg.reverse]
+        25.4.11 [alg.rotate]
+        25.4.12 [alg.random.shuffle]
+        25.4.13 [alg.partitions]
+    25.5 [alg.sorting]
+        25.5.1 [alg.sort]
+            25.5.1.1 [sort]
+            25.5.1.2 [stable.sort]
+            25.5.1.3 [partial.sort]
+            25.5.1.4 [partial.sort.copy]
+            25.5.1.5 [is.sorted]
+        25.5.2 [alg.nth.element]
+        25.5.3 [alg.binary.search]
+            25.5.3.1 [lower.bound]
+            25.5.3.2 [upper.bound]
+            25.5.3.3 [equal.range]
+            25.5.3.4 [binary.search]
+        25.5.4 [alg.merge]
+        25.5.5 [alg.set.operations]
+            25.5.5.1 [includes]
+            25.5.5.2 [set.union]
+            25.5.5.3 [set.intersection]
+            25.5.5.4 [set.difference]
+            25.5.5.5 [set.symmetric.difference]
+        25.5.6 [alg.heap.operations]
+            25.5.6.1 [push.heap]
+            25.5.6.2 [pop.heap]
+            25.5.6.3 [make.heap]
+            25.5.6.4 [sort.heap]
+            25.5.6.5 [is.heap]
+        25.5.7 [alg.min.max]
+        25.5.8 [alg.lex.comparison]
+        25.5.9 [alg.permutation.generators]
+    25.6 [alg.c.library]
 26 [numerics]
-    26.1 [numeric.requirements]
-    26.2 [cfenv]
-        26.2.1 [cfenv.syn]
-        26.2.2 [fenv]
-    26.3 [complex.numbers]
-        26.3.1 [complex.synopsis]
-        26.3.2 [complex]
-        26.3.3 [complex.special]
-        26.3.4 [complex.members]
-        26.3.5 [complex.member.ops]
-        26.3.6 [complex.ops]
-        26.3.7 [complex.value.ops]
-        26.3.8 [complex.transcendentals]
-        26.3.9 [cmplx.over]
-        26.3.10 [ccmplx]
-        26.3.11 [cmplxh]
-    26.4 [rand]
-        26.4.1 [rand.req]
-            26.4.1.1 [rand.req.genl]
-            26.4.1.2 [rand.req.urng]
-            26.4.1.3 [rand.req.eng]
-            26.4.1.4 [rand.req.adapt]
-            26.4.1.5 [rand.req.dist]
-        26.4.2 [rand.synopsis]
-        26.4.3 [rand.eng]
-            26.4.3.1 [rand.eng.lcong]
-            26.4.3.2 [rand.eng.mers]
-            26.4.3.3 [rand.eng.sub]
-        26.4.4 [rand.adapt]
-            26.4.4.1 [rand.adapt.disc]
-            26.4.4.2 [rand.adapt.ibits]
-            26.4.4.3 [rand.adapt.shuf]
-            X [rand.adapt.xor]
-        26.4.5 [rand.predef]
-        26.4.6 [rand.device]
-        26.4.7 [rand.util]
-            26.4.7.1 [rand.util.seedseq]
-            26.4.7.2 [rand.util.canonical]
-        26.4.8 [rand.dist]
-            26.4.8.1 [rand.dist.uni]
-                26.4.8.1.1 [rand.dist.uni.int]
-                26.4.8.1.2 [rand.dist.uni.real]
-            26.4.8.2 [rand.dist.bern]
-                26.4.8.2.1 [rand.dist.bern.bernoulli]
-                26.4.8.2.2 [rand.dist.bern.bin]
-                26.4.8.2.3 [rand.dist.bern.geo]
-                26.4.8.2.4 [rand.dist.bern.negbin]
-            26.4.8.3 [rand.dist.pois]
-                26.4.8.3.1 [rand.dist.pois.poisson]
-                26.4.8.3.2 [rand.dist.pois.exp]
-                26.4.8.3.3 [rand.dist.pois.gamma]
-                26.4.8.3.4 [rand.dist.pois.weibull]
-                26.4.8.3.5 [rand.dist.pois.extreme]
-            26.4.8.4 [rand.dist.norm]
-                26.4.8.4.1 [rand.dist.norm.normal]
-                26.4.8.4.2 [rand.dist.norm.lognormal]
-                26.4.8.4.3 [rand.dist.norm.chisq]
-                26.4.8.4.4 [rand.dist.norm.cauchy]
-                26.4.8.4.5 [rand.dist.norm.f]
-                26.4.8.4.6 [rand.dist.norm.t]
-            26.4.8.5 [rand.dist.samp]
-                26.4.8.5.1 [rand.dist.samp.discrete]
-                26.4.8.5.2 [rand.dist.samp.pconst]
-                26.4.8.5.3 [rand.dist.samp.genpdf]
-    26.5 [numarray]
-        26.5.1 [valarray.synopsis]
-        26.5.2 [template.valarray]
-            26.5.2.1 [valarray.cons]
-            26.5.2.2 [valarray.assign]
-            26.5.2.3 [valarray.access]
-            26.5.2.4 [valarray.sub]
-            26.5.2.5 [valarray.unary]
-            26.5.2.6 [valarray.cassign]
-            26.5.2.7 [valarray.members]
-        26.5.3 [valarray.nonmembers]
-            26.5.3.1 [valarray.binary]
-            26.5.3.2 [valarray.comparison]
-            26.5.3.3 [valarray.transcend]
-            26.5.3.4 [valarray.special]
-        26.5.4 [class.slice]
-            26.5.4.1 [cons.slice]
-            26.5.4.2 [slice.access]
-        26.5.5 [template.slice.array]
-            26.5.5.1 [slice.arr.assign]
-            26.5.5.2 [slice.arr.comp.assign]
-            26.5.5.3 [slice.arr.fill]
-        26.5.6 [class.gslice]
-            26.5.6.1 [gslice.cons]
-            26.5.6.2 [gslice.access]
-        26.5.7 [template.gslice.array]
-            26.5.7.1 [gslice.array.assign]
-            26.5.7.2 [gslice.array.comp.assign]
-            26.5.7.3 [gslice.array.fill]
-        26.5.8 [template.mask.array]
-            26.5.8.1 [mask.array.assign]
-            26.5.8.2 [mask.array.comp.assign]
-            26.5.8.3 [mask.array.fill]
-        26.5.9 [template.indirect.array]
-            26.5.9.1 [indirect.array.assign]
-            26.5.9.2 [indirect.array.comp.assign]
-            26.5.9.3 [indirect.array.fill]
-            26.5.9.4 [valarray.concepts]
-    26.6 [numeric.ops]
-        26.6.1 [accumulate]
-        26.6.2 [inner.product]
-        26.6.3 [partial.sum]
-        26.6.4 [adjacent.difference]
-        26.6.5 [numeric.iota]
-    26.7 [c.math]
+    26.1 [numerics.general]
+    26.2 [numeric.requirements]
+    26.3 [cfenv]
+        26.3.1 [cfenv.syn]
+        26.3.2 [fenv]
+    26.4 [complex.numbers]
+        26.4.1 [complex.syn]
+        26.4.2 [complex]
+        26.4.3 [complex.special]
+        26.4.4 [complex.members]
+        26.4.5 [complex.member.ops]
+        26.4.6 [complex.ops]
+        26.4.7 [complex.value.ops]
+        26.4.8 [complex.transcendentals]
+        26.4.9 [cmplx.over]
+        26.4.10 [ccmplx]
+        26.4.11 [cmplxh]
+    26.5 [rand]
+        26.5.1 [rand.synopsis]
+        26.5.2 [rand.concept]
+            26.5.2.1 [rand.concept.seedseq]
+            26.5.2.2 [rand.concept.urng]
+            26.5.2.3 [rand.concept.eng]
+            26.5.2.4 [rand.concept.adapt]
+            26.5.2.5 [rand.concept.dist]
+        26.5.3 [rand.eng]
+            26.5.3.1 [rand.eng.lcong]
+            26.5.3.2 [rand.eng.mers]
+            26.5.3.3 [rand.eng.sub]
+        26.5.4 [rand.adapt]
+            26.5.4.1 [rand.adapt.disc]
+            26.5.4.2 [rand.adapt.ibits]
+            26.5.4.3 [rand.adapt.shuf]
+        26.5.5 [rand.predef]
+        26.5.6 [rand.device]
+        26.5.7 [rand.util]
+            26.5.7.1 [rand.util.seedseq]
+            26.5.7.2 [rand.util.canonical]
+        26.5.8 [rand.dist]
+            26.5.8.1 [rand.dist.uni]
+                26.5.8.1.1 [rand.dist.uni.int]
+                26.5.8.1.2 [rand.dist.uni.real]
+            26.5.8.2 [rand.dist.bern]
+                26.5.8.2.1 [rand.dist.bern.bernoulli]
+                26.5.8.2.2 [rand.dist.bern.bin]
+                26.5.8.2.3 [rand.dist.bern.geo]
+                26.5.8.2.4 [rand.dist.bern.negbin]
+            26.5.8.3 [rand.dist.pois]
+                26.5.8.3.1 [rand.dist.pois.poisson]
+                26.5.8.3.2 [rand.dist.pois.exp]
+                26.5.8.3.3 [rand.dist.pois.gamma]
+                26.5.8.3.4 [rand.dist.pois.weibull]
+                26.5.8.3.5 [rand.dist.pois.extreme]
+            26.5.8.4 [rand.dist.norm]
+                26.5.8.4.1 [rand.dist.norm.normal]
+                26.5.8.4.2 [rand.dist.norm.lognormal]
+                26.5.8.4.3 [rand.dist.norm.chisq]
+                26.5.8.4.4 [rand.dist.norm.cauchy]
+                26.5.8.4.5 [rand.dist.norm.f]
+                26.5.8.4.6 [rand.dist.norm.t]
+            26.5.8.5 [rand.dist.samp]
+                26.5.8.5.1 [rand.dist.samp.discrete]
+                26.5.8.5.2 [rand.dist.samp.pconst]
+                26.5.8.5.3 [rand.dist.samp.plinear]
+    26.6 [numarray]
+        26.6.1 [valarray.syn]
+        26.6.2 [template.valarray]
+            26.6.2.1 [valarray.cons]
+            26.6.2.2 [valarray.assign]
+            26.6.2.3 [valarray.access]
+            26.6.2.4 [valarray.sub]
+            26.6.2.5 [valarray.unary]
+            26.6.2.6 [valarray.cassign]
+            26.6.2.7 [valarray.members]
+        26.6.3 [valarray.nonmembers]
+            26.6.3.1 [valarray.binary]
+            26.6.3.2 [valarray.comparison]
+            26.6.3.3 [valarray.transcend]
+            26.6.3.4 [valarray.special]
+        26.6.4 [class.slice]
+            26.6.4.1 [cons.slice]
+            26.6.4.2 [slice.access]
+        26.6.5 [template.slice.array]
+            26.6.5.1 [slice.arr.assign]
+            26.6.5.2 [slice.arr.comp.assign]
+            26.6.5.3 [slice.arr.fill]
+        26.6.6 [class.gslice]
+            26.6.6.1 [gslice.cons]
+            26.6.6.2 [gslice.access]
+        26.6.7 [template.gslice.array]
+            26.6.7.1 [gslice.array.assign]
+            26.6.7.2 [gslice.array.comp.assign]
+            26.6.7.3 [gslice.array.fill]
+        26.6.8 [template.mask.array]
+            26.6.8.1 [mask.array.assign]
+            26.6.8.2 [mask.array.comp.assign]
+            26.6.8.3 [mask.array.fill]
+        26.6.9 [template.indirect.array]
+            26.6.9.1 [indirect.array.assign]
+            26.6.9.2 [indirect.array.comp.assign]
+            26.6.9.3 [indirect.array.fill]
+            26.6.9.4 [valarray.concepts]
+    26.7 [numeric.ops]
+        26.7.1 [﻿accumulate]
+        26.7.2 [inner.product]
+        26.7.3 [partial.sum]
+        26.7.4 [adjacent.difference]
+        26.7.5 [numeric.iota]
+    26.8 [c.math]
 27 [input.output]
-    27.1 [iostreams.requirements]
-        27.1.1 [iostream.limits.imbue]
-        27.1.2 [iostreams.limits.pos]
-        27.1.3 [iostreams.threadsafety]
-    27.2 [iostream.forward]
-    27.3 [iostream.objects]
-        27.3.1 [narrow.stream.objects]
-        27.3.2 [wide.stream.objects]
-    27.4 [iostreams.base]
-        27.4.1 [stream.types]
-        27.4.2 [ios.base]
-            27.4.2.1 [ios.types]
-                27.4.2.1.1 [ios::failure]
-                27.4.2.1.2 [ios::fmtflags]
-                27.4.2.1.3 [ios::iostate]
-                27.4.2.1.4 [ios::openmode]
-                27.4.2.1.5 [ios::seekdir]
-                27.4.2.1.6 [ios::Init]
-            27.4.2.2 [fmtflags.state]
-            27.4.2.3 [ios.base.locales]
-            27.4.2.4 [ios.members.static]
-            27.4.2.5 [ios.base.storage]
-            27.4.2.6 [ios.base.callback]
-            27.4.2.7 [ios.base.cons]
-        27.4.3 [fpos]
-            27.4.3.1 [fpos.members]
-            27.4.3.2 [fpos.operations]
-        27.4.4 [ios]
-            27.4.4.1 [basic.ios.cons]
-            27.4.4.2 [basic.ios.members]
-            27.4.4.3 [iostate.flags]
-        27.4.5 [std.ios.manip]
-            27.4.5.1 [fmtflags.manip]
-            27.4.5.2 [adjustfield.manip]
-            27.4.5.3 [basefield.manip]
-            27.4.5.4 [floatfield.manip]
-            27.4.5.5 [error.reporting]
-    27.5 [stream.buffers]
-        27.5.1 [streambuf.reqts]
-        27.5.2 [streambuf]
-            27.5.2.1 [streambuf.cons]
-            27.5.2.2 [streambuf.members]
-                27.5.2.2.1 [streambuf.locales]
-                27.5.2.2.2 [streambuf.buffer]
-                27.5.2.2.3 [streambuf.pub.get]
-                27.5.2.2.4 [streambuf.pub.pback]
-                27.5.2.2.5 [streambuf.pub.put]
-            27.5.2.3 [streambuf.protected]
-                27.5.2.3.1 [streambuf.assign]
-                27.5.2.3.2 [streambuf.get.area]
-                27.5.2.3.3 [streambuf.put.area]
-            27.5.2.4 [streambuf.virtuals]
-                27.5.2.4.1 [streambuf.virt.locales]
-                27.5.2.4.2 [streambuf.virt.buffer]
-                27.5.2.4.3 [streambuf.virt.get]
-                27.5.2.4.4 [streambuf.virt.pback]
-                27.5.2.4.5 [streambuf.virt.put]
-    27.6 [iostream.format]
-        27.6.1 [input.streams]
-            27.6.1.1 [istream]
-                27.6.1.1.1 [istream.cons]
-                27.6.1.1.2 [istream.assign]
-                27.6.1.1.3 [istream::sentry]
-            27.6.1.2 [istream.formatted]
-                27.6.1.2.1 [istream.formatted.reqmts]
-                27.6.1.2.2 [istream.formatted.arithmetic]
-                27.6.1.2.3 [istream::extractors]
-            27.6.1.3 [istream.unformatted]
-            27.6.1.4 [istream.manip]
-            27.6.1.5 [iostreamclass]
-                27.6.1.5.1 [iostream.cons]
-                27.6.1.5.2 [iostream.dest]
-                27.6.1.5.3 [iostream.assign]
-        27.6.2 [output.streams]
-            27.6.2.1 [ostream]
-            27.6.2.2 [ostream.cons]
-            27.6.2.3 [ostream.assign]
-            27.6.2.4 [ostream::sentry]
-            27.6.2.5 [ostream.seeks]
-            27.6.2.6 [ostream.formatted]
-                27.6.2.6.1 [ostream.formatted.reqmts]
-                27.6.2.6.2 [ostream.inserters.arithmetic]
-                27.6.2.6.3 [ostream.inserters]
-                27.6.2.6.4 [ostream.inserters.character]
-            27.6.2.7 [ostream.unformatted]
-            27.6.2.8 [ostream.manip]
-        27.6.3 [std.manip]
-        27.6.4 [ext.manip]
-    27.7 [string.streams]
-        27.7.1 [stringbuf]
-            27.7.1.1 [stringbuf.cons]
-            27.7.1.2 [stringbuf.assign]
-            27.7.1.3 [stringbuf.members]
-            27.7.1.4 [stringbuf.virtuals]
-        27.7.2 [istringstream]
-            27.7.2.1 [istringstream.cons]
-            27.7.2.2 [istringstream.assign]
-            27.7.2.3 [istringstream.members]
-        27.7.3 [ostringstream]
-            27.7.3.1 [ostringstream.cons]
-            27.7.3.2 [ostringstream.assign]
-            27.7.3.3 [ostringstream.members]
-        27.7.4 [stringstream]
-        27.7.5 [stringstream.cons]
-            27.7.5.1 [stringstream.assign]
-        27.7.6 [stringstream.members]
-    27.8 [file.streams]
-        27.8.1 [fstreams]
-            27.8.1.1 [filebuf]
-            27.8.1.2 [filebuf.cons]
-            27.8.1.3 [filebuf.assign]
-            27.8.1.4 [filebuf.members]
-            27.8.1.5 [filebuf.virtuals]
-            27.8.1.6 [ifstream]
-            27.8.1.7 [ifstream.cons]
-            27.8.1.8 [ifstream.assign]
-            27.8.1.9 [ifstream.members]
-            27.8.1.10 [ofstream]
-            27.8.1.11 [ofstream.cons]
-            27.8.1.12 [ofstream.assign]
-            27.8.1.13 [ofstream.members]
-            27.8.1.14 [fstream]
-            27.8.1.15 [fstream.cons]
-            27.8.1.16 [fstream.assign]
-            27.8.1.17 [fstream.members]
-        27.8.2 [c.files]
+    27.1 [input.output.general]
+    27.2 [iostreams.requirements]
+        27.2.1 [iostream.limits.imbue]
+        27.2.2 [iostreams.limits.pos]
+        27.2.3 [iostreams.threadsafety]
+    27.3 [iostream.forward]
+    27.4 [iostream.objects]
+        27.4.1 [narrow.stream.objects]
+        27.4.2 [wide.stream.objects]
+    27.5 [iostreams.base]
+        27.5.1 [stream.types]
+        27.5.2 [ios.base]
+            27.5.2.1 [ios.types]
+                27.5.2.1.1 [ios::failure]
+                27.5.2.1.2 [ios::fmtflags]
+                27.5.2.1.3 [ios::iostate]
+                27.5.2.1.4 [ios::openmode]
+                27.5.2.1.5 [ios::seekdir]
+                27.5.2.1.6 [ios::Init]
+            27.5.2.2 [fmtflags.state]
+            27.5.2.3 [ios.base.locales]
+            27.5.2.4 [ios.members.static]
+            27.5.2.5 [ios.base.storage]
+            27.5.2.6 [ios.base.callback]
+            27.5.2.7 [ios.base.cons]
+        27.5.3 [fpos]
+            27.5.3.1 [fpos.members]
+            27.5.3.2 [fpos.operations]
+        27.5.4 [ios]
+            27.5.4.1 [basic.ios.cons]
+            27.5.4.2 [basic.ios.members]
+            27.5.4.3 [iostate.flags]
+        27.5.5 [std.ios.manip]
+            27.5.5.1 [fmtflags.manip]
+            27.5.5.2 [adjustfield.manip]
+            27.5.5.3 [basefield.manip]
+            27.5.5.4 [floatfield.manip]
+            27.5.5.5 [error.reporting]
+    27.6 [stream.buffers]
+        27.6.1 [streambuf.reqts]
+        27.6.2 [streambuf]
+            27.6.2.1 [streambuf.cons]
+            27.6.2.2 [streambuf.members]
+                27.6.2.2.1 [streambuf.locales]
+                27.6.2.2.2 [streambuf.buffer]
+                27.6.2.2.3 [streambuf.pub.get]
+                27.6.2.2.4 [streambuf.pub.pback]
+                27.6.2.2.5 [streambuf.pub.put]
+            27.6.2.3 [streambuf.protected]
+                27.6.2.3.1 [streambuf.assign]
+                27.6.2.3.2 [streambuf.get.area]
+                27.6.2.3.3 [streambuf.put.area]
+            27.6.2.4 [streambuf.virtuals]
+                27.6.2.4.1 [streambuf.virt.locales]
+                27.6.2.4.2 [streambuf.virt.buffer]
+                27.6.2.4.3 [streambuf.virt.get]
+                27.6.2.4.4 [streambuf.virt.pback]
+                27.6.2.4.5 [streambuf.virt.put]
+    27.7 [iostream.format]
+        27.7.1 [input.streams]
+            27.7.1.1 [istream]
+                27.7.1.1.1 [istream.cons]
+                27.7.1.1.2 [istream.assign]
+                27.7.1.1.3 [istream::sentry]
+            27.7.1.2 [istream.formatted]
+                27.7.1.2.1 [istream.formatted.reqmts]
+                27.7.1.2.2 [istream.formatted.arithmetic]
+                27.7.1.2.3 [istream::extractors]
+            27.7.1.3 [istream.unformatted]
+            27.7.1.4 [istream.manip]
+            27.7.1.5 [iostreamclass]
+                27.7.1.5.1 [iostream.cons]
+                27.7.1.5.2 [iostream.dest]
+                27.7.1.5.3 [iostream.assign]
+            27.7.1.6 [istream.rvalue]
+        27.7.2 [output.streams]
+            27.7.2.1 [ostream]
+            27.7.2.2 [ostream.cons]
+            27.7.2.3 [ostream.assign]
+            27.7.2.4 [ostream::sentry]
+            27.7.2.5 [ostream.seeks]
+            27.7.2.6 [ostream.formatted]
+                27.7.2.6.1 [ostream.formatted.reqmts]
+                27.7.2.6.2 [ostream.inserters.arithmetic]
+                27.7.2.6.3 [ostream.inserters]
+                27.7.2.6.4 [ostream.inserters.character]
+            27.7.2.7 [ostream.unformatted]
+            27.7.2.8 [ostream.manip]
+            27.7.2.9 [ostream.rvalue]
+        27.7.3 [std.manip]
+        27.7.4 [ext.manip]
+    27.8 [string.streams]
+        27.8.1 [stringbuf]
+            27.8.1.1 [stringbuf.cons]
+            27.8.1.2 [stringbuf.assign]
+            27.8.1.3 [stringbuf.members]
+            27.8.1.4 [stringbuf.virtuals]
+        27.8.2 [istringstream]
+            27.8.2.1 [istringstream.cons]
+            27.8.2.2 [istringstream.assign]
+            27.8.2.3 [istringstream.members]
+        27.8.3 [ostringstream]
+            27.8.3.1 [ostringstream.cons]
+            27.8.3.2 [ostringstream.assign]
+            27.8.3.3 [ostringstream.members]
+        27.8.4 [stringstream]
+        27.8.5 [stringstream.cons]
+            27.8.5.1 [stringstream.assign]
+        27.8.6 [stringstream.members]
+    27.9 [file.streams]
+        27.9.1 [fstreams]
+            27.9.1.1 [filebuf]
+            27.9.1.2 [filebuf.cons]
+            27.9.1.3 [filebuf.assign]
+            27.9.1.4 [filebuf.members]
+            27.9.1.5 [filebuf.virtuals]
+            27.9.1.6 [ifstream]
+            27.9.1.7 [ifstream.cons]
+            27.9.1.8 [ifstream.assign]
+            27.9.1.9 [ifstream.members]
+            27.9.1.10 [ofstream]
+            27.9.1.11 [ofstream.cons]
+            27.9.1.12 [ofstream.assign]
+            27.9.1.13 [ofstream.members]
+            27.9.1.14 [fstream]
+            27.9.1.15 [fstream.cons]
+            27.9.1.16 [fstream.assign]
+            27.9.1.17 [fstream.members]
+        27.9.2 [c.files]
 28 [re]
-    28.1 [re.def]
-        28.1.1 [defns.regex.collating.element]
-        28.1.2 [defns.regex.finite.state.machine]
-        28.1.3 [defns.regex.format.specifier]
-        28.1.4 [defns.regex.matched]
-        28.1.5 [defns.regex.primary.equivalence.class]
-        28.1.6 [defns.regex.regular.expression]
-        28.1.7 [defns.regex.subexpression]
-    28.2 [re.req]
-    28.3 [re.sum]
+    28.1 [re.general]
+    28.2 [re.def]
+        28.2.1 [defns.regex.collating.element]
+        28.2.2 [defns.regex.finite.state.machine]
+        28.2.3 [defns.regex.format.specifier]
+        28.2.4 [defns.regex.matched]
+        28.2.5 [defns.regex.primary.equivalence.class]
+        28.2.6 [defns.regex.regular.expression]
+        28.2.7 [defns.regex.subexpression]
+    28.3 [re.req]
     28.4 [re.syn]
     28.5 [re.const]
         28.5.1 [re.synopt]
@@ -1429,73 +1429,63 @@
             28.12.2.4 [re.tokiter.incr]
     28.13 [re.grammar]
 29 [atomics]
-    29.1 [atomics.order]
-    29.2 [atomics.lockfree]
-    29.3 [atomics.types]
-        29.3.1 [atomics.types.integral]
-        29.3.2 [atomics.types.address]
-        29.3.3 [atomics.types.generic]
-    29.4 [atomics.types.operations]
-    29.5 [atomics.flag]
-    29.6 [atomics.fences]
+    29.1 [atomics.general]
+    29.2 [atomics.syn]
+    29.3 [atomics.order]
+    29.4 [atomics.lockfree]
+    29.5 [atomics.types]
+        29.5.1 [atomics.types.integral]
+        29.5.2 [atomics.types.address]
+        29.5.3 [atomics.types.generic]
+    29.6 [atomics.types.operations]
+    29.7 [atomics.flag]
+    29.8 [atomics.fences]
 30 [thread]
-    30.1 [thread.req]
-        30.1.1 [thread.req.paramname]
-        30.1.2 [thread.req.exception]
-        30.1.3 [thread.req.native]
-        30.1.4 [thread.req.timing]
-    30.2 [thread.threads]
-        30.2.1 [thread.thread.class]
-            30.2.1.1 [thread.thread.id]
-            30.2.1.2 [thread.thread.constr]
-            30.2.1.3 [thread.thread.destr]
-            30.2.1.4 [thread.thread.assign]
-            30.2.1.5 [thread.thread.member]
-            30.2.1.6 [thread.thread.static]
-            30.2.1.7 [thread.thread.algorithm]
-        30.2.2 [thread.thread.this]
-    30.3 [thread.mutex]
-        30.3.1 [thread.mutex.requirements]
-            30.3.1.1 [thread.mutex.class]
-            30.3.1.2 [thread.mutex.recursive]
-        30.3.2 [thread.timedmutex.requirements]
-            30.3.2.1 [thread.timedmutex.class]
-            30.3.2.2 [thread.timedmutex.recursive]
-        30.3.3 [thread.lock]
-            30.3.3.1 [thread.lock.guard]
-            30.3.3.2 [thread.lock.unique]
-                30.3.3.2.1 [thread.lock.unique.cons]
-                30.3.3.2.2 [thread.lock.unique.locking]
-                30.3.3.2.3 [thread.lock.unique.mod]
-                30.3.3.2.4 [thread.lock.unique.obs]
-        30.3.4 [thread.lock.algorithm]
-        30.3.5 [thread.once]
-            30.3.5.1 [thread.once.onceflag]
-            30.3.5.2 [thread.once.callonce]
-    30.4 [thread.condition]
-        30.4.1 [thread.condition.condvar]
-        30.4.2 [thread.condition.condvarany]
-    30.5 [futures]
-        30.5.1 [futures.overview]
-        30.5.2 [futures.errors]
-        30.5.3 [futures.future_error]
-        30.5.4 [futures.unique_future]
-        30.5.5 [future.shared_future]
-        30.5.6 [futures.promise]
-        30.5.7 [futures.allocators]
-        30.5.8 [futures.task]
-X [datetime]
-    X [datetime.req]
-    X [datetime.syn]
-    X [datetime.duration]
-    X [datetime.nanoseconds]
-    X [datetime.microseconds]
-    X [datetime.milliseconds]
-    X [datetime.seconds]
-    X [datetime.minutes]
-    X [datetime.hours]
-    X [datetime.system]
-    X [datetime.nonmembers]
+    30.1 [thread.general]
+    30.2 [thread.req]
+        30.2.1 [thread.req.paramname]
+        30.2.2 [thread.req.exception]
+        30.2.3 [thread.req.native]
+        30.2.4 [thread.req.timing]
+    30.3 [thread.threads]
+        30.3.1 [thread.thread.class]
+            30.3.1.1 [thread.thread.id]
+            30.3.1.2 [thread.thread.constr]
+            30.3.1.3 [thread.thread.destr]
+            30.3.1.4 [thread.thread.assign]
+            30.3.1.5 [thread.thread.member]
+            30.3.1.6 [thread.thread.static]
+            30.3.1.7 [thread.thread.algorithm]
+        30.3.2 [thread.thread.this]
+    30.4 [thread.mutex]
+        30.4.1 [thread.mutex.requirements]
+            30.4.1.1 [thread.mutex.class]
+            30.4.1.2 [thread.mutex.recursive]
+        30.4.2 [thread.timedmutex.requirements]
+            30.4.2.1 [thread.timedmutex.class]
+            30.4.2.2 [thread.timedmutex.recursive]
+        30.4.3 [thread.lock]
+            30.4.3.1 [thread.lock.guard]
+            30.4.3.2 [thread.lock.unique]
+                30.4.3.2.1 [thread.lock.unique.cons]
+                30.4.3.2.2 [thread.lock.unique.locking]
+                30.4.3.2.3 [thread.lock.unique.mod]
+                30.4.3.2.4 [thread.lock.unique.obs]
+        30.4.4 [thread.lock.algorithm]
+        30.4.5 [thread.once]
+            30.4.5.1 [thread.once.onceflag]
+            30.4.5.2 [thread.once.callonce]
+    30.5 [thread.condition]
+        30.5.1 [thread.condition.condvar]
+        30.5.2 [thread.condition.condvarany]
+    30.6 [futures]
+        30.6.1 [futures.overview]
+        30.6.2 [futures.errors]
+        30.6.3 [futures.future_error]
+        30.6.4 [futures.promise]
+        30.6.5 [futures.unique_future]
+        30.6.6 [future.shared_future]
+        30.6.7 [futures.task]
 A [gram]
     A.1 [gram.key]
     A.2 [gram.lex]
@@ -1572,7 +1562,6 @@
         D.10.3 [std.iterator.tags]
         D.10.4 [iterator.backward]
 E [xref]
-X [garbage.collection]
 
 TR1 1 [tr.intro]
     TR1 1.1 [tr.description]