When we emit a non-constant initializer for a global variable of

reference type, make sure that the initializer we build is the
of the appropriate type for the *reference*, not for the thing that it
refers to. Fixes PR7050.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@103115 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 4 insertions, 2 deletions

diff --git a/lib/CodeGen/CodeGenModule.cpp b/lib/CodeGen/CodeGenModule.cpp
index cc90a2855d..9c84bcec05 100644
--- a/lib/CodeGen/CodeGenModule.cpp
+++ b/lib/CodeGen/CodeGenModule.cpp
@@ -1101,10 +1101,12 @@ void CodeGenModule::EmitGlobalVarDefinition(const VarDecl *D) {
     assert(!ASTTy->isIncompleteType() && "Unexpected incomplete type");
     Init = EmitNullConstant(D->getType());
   } else {
-    Init = EmitConstantExpr(InitExpr, D->getType());
-
+    Init = EmitConstantExpr(InitExpr, D->getType());       
     if (!Init) {
       QualType T = InitExpr->getType();
+      if (D->getType()->isReferenceType())
+        T = D->getType();
+      
       if (getLangOptions().CPlusPlus) {
         EmitCXXGlobalVarDeclInitFunc(D);
         Init = EmitNullConstant(T);