Always check that the definition of a function has the correct type.

This fixes a crash on the included testcase (found in NetHack).



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@51767 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 1 insertions, 1 deletions

diff --git a/lib/CodeGen/CodeGenModule.cpp b/lib/CodeGen/CodeGenModule.cpp
index e5bd15e856..43c7129010 100644
--- a/lib/CodeGen/CodeGenModule.cpp
+++ b/lib/CodeGen/CodeGenModule.cpp
@@ -187,7 +187,7 @@ llvm::Constant *CodeGenModule::GetAddrOfFunctionDecl(const FunctionDecl *D,
                                                      bool isDefinition) {
   // See if it is already in the map.  If so, just return it.
   llvm::Constant *&Entry = GlobalDeclMap[D];
-  if (Entry) return Entry;
+  if (!isDefinition && Entry) return Entry;
 
   const llvm::Type *Ty = getTypes().ConvertType(D->getType());