Revert r7561{9,8,7,6}, which depend on r75610. 

--- Reverse-merging r75619 into '.':
U    lib/Target/DarwinTargetAsmInfo.cpp
U    lib/CodeGen/AsmPrinter/AsmPrinter.cpp
--- Reverse-merging r75618 into '.':
U    lib/CodeGen/ELFWriter.cpp
U    lib/CodeGen/MachOCodeEmitter.cpp
U    lib/CodeGen/MachOWriter.cpp
--- Reverse-merging r75617 into '.':
U    lib/Target/CBackend/CBackend.cpp
--- Reverse-merging r75616 into '.':
U    tools/bugpoint/Miscompilation.cpp
U    tools/lto/LTOCodeGenerator.cpp
U    tools/lto/LTOModule.cpp


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@75638 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/lto/LTOModule.cpp b/tools/lto/LTOModule.cpp
index 38ee1cc..c4980d6 100644
--- a/tools/lto/LTOModule.cpp
+++ b/tools/lto/LTOModule.cpp
@@ -332,7 +332,7 @@
         return;
 
     // string is owned by _defines
-    const char* symbolName = ::strdup(mangler.getMangledName(def).c_str());
+    const char* symbolName = ::strdup(mangler.getValueName(def).c_str());
 
     // set alignment part log2() can have rounding errors
     uint32_t align = def->getAlignment();
@@ -405,7 +405,7 @@
     if (isa<GlobalAlias>(decl))
         return;
 
-    const char* name = mangler.getMangledName(decl).c_str();
+    const char* name = mangler.getValueName(decl).c_str();
 
     // we already have the symbol
     if (_undefines.find(name) != _undefines.end())