llvm-symbolizer: make mangled name heuristic apply to all symbols

PR: http://llvm.org/pr18431
Review: http://llvm-reviews.chandlerc.com/D2552
llvm-svn: 199404
diff --git a/llvm/tools/llvm-symbolizer/LLVMSymbolize.cpp b/llvm/tools/llvm-symbolizer/LLVMSymbolize.cpp
index c522c0d..71588e1 100644
--- a/llvm/tools/llvm-symbolizer/LLVMSymbolize.cpp
+++ b/llvm/tools/llvm-symbolizer/LLVMSymbolize.cpp
@@ -195,7 +195,7 @@
   if (Opts.UseSymbolTable) {
     if (ModuleInfo *Info = getOrCreateModuleInfo(ModuleName)) {
       if (Info->symbolizeData(ModuleOffset, Name, Start, Size) && Opts.Demangle)
-        Name = DemangleGlobalName(Name);
+        Name = DemangleName(Name);
     }
   }
   std::stringstream ss;
@@ -424,6 +424,10 @@
 
 std::string LLVMSymbolizer::DemangleName(const std::string &Name) {
 #if !defined(_MSC_VER)
+  // We can spoil names of symbols with C linkage, so use an heuristic
+  // approach to check if the name should be demangled.
+  if (Name.substr(0, 2) != "_Z")
+    return Name;
   int status = 0;
   char *DemangledName = __cxa_demangle(Name.c_str(), 0, 0, &status);
   if (status != 0)
@@ -436,11 +440,5 @@
 #endif
 }
 
-std::string LLVMSymbolizer::DemangleGlobalName(const std::string &Name) {
-  // We can spoil names of globals with C linkage, so use an heuristic
-  // approach to check if the name should be demangled.
-  return (Name.substr(0, 2) == "_Z") ? DemangleName(Name) : Name;
-}
-
 } // namespace symbolize
 } // namespace llvm