Add -Wlanguage-extension-token option for ext_token_used warning.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@141268 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/include/clang/Basic/DiagnosticLexKinds.td b/include/clang/Basic/DiagnosticLexKinds.td
index 031a541..f481a79 100644
--- a/include/clang/Basic/DiagnosticLexKinds.td
+++ b/include/clang/Basic/DiagnosticLexKinds.td
@@ -43,7 +43,8 @@
def ext_dollar_in_identifier : Extension<"'$' in identifier">;
def charize_microsoft_ext : Extension<"@# is a microsoft extension">;
-def ext_token_used : Extension<"extension used">;
+def ext_token_used : Extension<"extension used">,
+ InGroup<DiagGroup<"language-extension-token">>;
def warn_unterminated_string : ExtWarn<"missing terminating '\"' character">;
def warn_unterminated_char : ExtWarn<"missing terminating ' character">;
diff --git a/lib/Driver/Tools.cpp b/lib/Driver/Tools.cpp
index 1dcb8bc..b9d4713 100644
--- a/lib/Driver/Tools.cpp
+++ b/lib/Driver/Tools.cpp
@@ -2637,6 +2637,7 @@
.Case("initializer-overrides", true)
.Case("invalid-noreturn", true)
.Case("invalid-token-paste", true)
+ .Case("language-extension-token", true)
.Case("literal-conversion", true)
.Case("literal-range", true)
.Case("local-type-template-args", true)
diff --git a/test/Misc/warning-flags.c b/test/Misc/warning-flags.c
index c785546..ae5d917 100644
--- a/test/Misc/warning-flags.c
+++ b/test/Misc/warning-flags.c
@@ -17,7 +17,7 @@
The list of warnings below should NEVER grow. It should gradually shrink to 0.
-CHECK: Warnings without flags (301):
+CHECK: Warnings without flags (300):
CHECK-NEXT: backslash_newline_space
CHECK-NEXT: charize_microsoft_ext
CHECK-NEXT: ext_anon_param_requires_type_specifier
@@ -85,7 +85,6 @@
CHECK-NEXT: ext_subscript_non_lvalue
CHECK-NEXT: ext_template_arg_extra_parens
CHECK-NEXT: ext_thread_before
-CHECK-NEXT: ext_token_used
CHECK-NEXT: ext_top_level_semi
CHECK-NEXT: ext_typecheck_addrof_void
CHECK-NEXT: ext_typecheck_cast_nonscalar