1 files changed, 5 insertions, 0 deletions
diff --git a/lib/CodeGen/CGCall.cpp b/lib/CodeGen/CGCall.cpp
index 8f4367c858..93f4ebe945 100644
--- a/lib/CodeGen/CGCall.cpp
+++ b/lib/CodeGen/CGCall.cpp
@@ -1787,6 +1787,11 @@ RValue CodeGenFunction::EmitCall(const CGFunctionInfo &CallInfo,
       Builder.CreateUnreachable();
       Builder.ClearInsertionPoint();
       
+      // FIXME: For now, emit a dummy basic block because expr
+      // emitters in generally are not ready to handle emitting
+      // expressions at unreachable points.
+      EnsureInsertPoint();
+
       // Return a reasonable RValue.
       return GetUndefRValue(RetTy);
     }