Use StringRef instead of raw pointer in ExecutionEngine

llvm-svn: 283016
diff --git a/llvm/lib/ExecutionEngine/ExecutionEngine.cpp b/llvm/lib/ExecutionEngine/ExecutionEngine.cpp
index 0fcb9ab..1dd1812 100644
--- a/llvm/lib/ExecutionEngine/ExecutionEngine.cpp
+++ b/llvm/lib/ExecutionEngine/ExecutionEngine.cpp
@@ -155,7 +155,7 @@
   return false;
 }
 
-Function *ExecutionEngine::FindFunctionNamed(const char *FnName) {
+Function *ExecutionEngine::FindFunctionNamed(StringRef FnName) {
   for (unsigned i = 0, e = Modules.size(); i != e; ++i) {
     Function *F = Modules[i]->getFunction(FnName);
     if (F && !F->isDeclaration())
@@ -164,7 +164,7 @@
   return nullptr;
 }
 
-GlobalVariable *ExecutionEngine::FindGlobalVariableNamed(const char *Name, bool AllowInternal) {
+GlobalVariable *ExecutionEngine::FindGlobalVariableNamed(StringRef Name, bool AllowInternal) {
   for (unsigned i = 0, e = Modules.size(); i != e; ++i) {
     GlobalVariable *GV = Modules[i]->getGlobalVariable(Name,AllowInternal);
     if (GV && !GV->isDeclaration())
@@ -370,7 +370,7 @@
 
 void ExecutionEngine::runStaticConstructorsDestructors(Module &module,
                                                        bool isDtors) {
-  const char *Name = isDtors ? "llvm.global_dtors" : "llvm.global_ctors";
+  StringRef Name(isDtors ? "llvm.global_dtors" : "llvm.global_ctors");
   GlobalVariable *GV = module.getNamedGlobal(Name);
 
   // If this global has internal linkage, or if it has a use, then it must be