Replace global std::string with const char[]

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174332 91177308-0d34-0410-b5e6-96231b3b80d8

tools/llvm-symbolizer/LLVMSymbolize.cpp

@@ -132,7 +132,7 @@ bool ModuleInfo::getNameFromSymbolTable(SymbolRef::Type Type, uint64_t Address,
   return false;
 }
 
-const std::string LLVMSymbolizer::kBadString = "??";
+const char LLVMSymbolizer::kBadString[] = "??";
 
 std::string LLVMSymbolizer::symbolizeCode(const std::string &ModuleName,
                                           uint64_t ModuleOffset) {

tools/llvm-symbolizer/LLVMSymbolize.h

@@ -59,7 +59,7 @@ private:
   typedef std::map<std::string, ModuleInfo*> ModuleMapTy;
   ModuleMapTy Modules;
   Options Opts;
-  static const std::string kBadString;
+  static const char kBadString[];
 };
 
 class ModuleInfo {