Revert 104841, 104842, 104876 due to buildbot failures.  Radar 7424645.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104953 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Analysis/DebugInfo.cpp b/lib/Analysis/DebugInfo.cpp
index 46abf33..a7b6d2b 100644
--- a/lib/Analysis/DebugInfo.cpp
+++ b/lib/Analysis/DebugInfo.cpp
@@ -1110,6 +1110,18 @@
   return DILocation(MDNode::get(VMContext, &Elts[0], 4));
 }
 
+/// CreateLocation - Creates a debug info location.
+DILocation DIFactory::CreateLocation(unsigned LineNo, unsigned ColumnNo,
+                                     DIScope S, MDNode *OrigLoc) {
+ Value *Elts[] = {
+    ConstantInt::get(Type::getInt32Ty(VMContext), LineNo),
+    ConstantInt::get(Type::getInt32Ty(VMContext), ColumnNo),
+    S,
+    OrigLoc
+  };
+  return DILocation(MDNode::get(VMContext, &Elts[0], 4));
+}
+
 //===----------------------------------------------------------------------===//
 // DIFactory: Routines for inserting code into a function
 //===----------------------------------------------------------------------===//
diff --git a/lib/CodeGen/AsmPrinter/DwarfDebug.cpp b/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
index f975437..f75447e 100644
--- a/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
+++ b/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
@@ -866,10 +866,6 @@
   } else if (Context.isNameSpace()) {
     DIE *ContextDIE = getOrCreateNameSpace(DINameSpace(Context));
     ContextDIE->addChild(Die);
-  } else if (Context.isSubprogram()) {
-    DIE *ContextDIE = createSubprogramDIE(DISubprogram(Context),
-                                          /*MakeDecl=*/false);
-    ContextDIE->addChild(Die);
   } else if (DIE *ContextDIE = getCompileUnit(Context)->getDIE(Context))
     ContextDIE->addChild(Die);
   else 
@@ -1059,10 +1055,6 @@
     if (DIDescriptor(ContainingType).isCompositeType())
       addDIEEntry(&Buffer, dwarf::DW_AT_containing_type, dwarf::DW_FORM_ref4, 
                   getOrCreateTypeDIE(DIType(ContainingType)));
-    else {
-      DIDescriptor Context = CTy.getContext();
-      addToContextOwner(&Buffer, Context);
-    }
     break;
   }
   default:
@@ -1337,9 +1329,6 @@
   // DW_TAG_inlined_subroutine may refer to this DIE.
   SPCU->insertDIE(SP, SPDie);
 
-  // Add to context owner.
-  addToContextOwner(SPDie, SP.getContext());
-
   return SPDie;
 }
 
diff --git a/test/FrontendC++/2010-02-17-DbgArtificialArg.cpp b/test/FrontendC++/2010-02-17-DbgArtificialArg.cpp
index ff45412..2a9f1f1 100644
--- a/test/FrontendC++/2010-02-17-DbgArtificialArg.cpp
+++ b/test/FrontendC++/2010-02-17-DbgArtificialArg.cpp
@@ -1,4 +1,4 @@
-// RUN: %llvmgcc -g -S %s -o - | FileCheck %s
+// RUN: %llvmgcc -g -S %s -o - | grep DW_TAG_pointer_type |  grep "i32 524303, metadata .., metadata ..., metadata .., i32 ., i64 .., i64 .., i64 0, i32 64, metadata ..."
 // Here, second to last argument "i32 64" indicates that artificial type is set.                                               
 // Test to artificial attribute attahed to "this" pointer type.
 // Radar 7655792 and 7655002
@@ -10,7 +10,5 @@
 
 int foo() {
   A a;
-  // Matching "i32 64, metadata !<number>} ; [ DW_TAG_pointer_type ]"
-  // CHECK: i32 64, metadata {{![0-9]+\} ; \[ DW_TAG_pointer_type \]}}
   return a.fn1(1);
 }
diff --git a/test/FrontendC/2010-03-5-LexicalScope.c b/test/FrontendC/2010-03-5-LexicalScope.c
index 75dd6ef..93a841a 100644
--- a/test/FrontendC/2010-03-5-LexicalScope.c
+++ b/test/FrontendC/2010-03-5-LexicalScope.c
@@ -1,4 +1,4 @@
-// RUN: %llvmgcc -S -O0 -g %s -o - | grep DW_TAG_lexical_block | count 2
+// RUN: %llvmgcc -S -O0 -g %s -o - | grep DW_TAG_lexical_block | count 3
 int foo(int i) {
 	if (i) {
 		int j = 2;