In C++, an initializer on a variable doesn't necessarily mean it's the definition. With that in mind, rename getDefinition to getAnyInitializer (to distinguish it from getInit) and reimplement it in terms of isThisDeclarationADefinition. Update all code to use this new function.

llvm-svn: 94999

clang/lib/CodeGen/CodeGenModule.cpp

@@ -979,7 +979,7 @@ void CodeGenModule::EmitGlobalVarDefinition(const VarDecl *D) {
   QualType ASTTy = D->getType();
   bool NonConstInit = false;
 
-  const Expr *InitExpr = D->getDefinition();
+  const Expr *InitExpr = D->getAnyInitializer();
   
   if (!InitExpr) {
     // This is a tentative definition; tentative definitions are