1 files changed, 3 insertions, 0 deletions
diff --git a/lib/CodeGen/CGExprScalar.cpp b/lib/CodeGen/CGExprScalar.cpp
index 9951d8794b..70373031bb 100644
--- a/lib/CodeGen/CGExprScalar.cpp
+++ b/lib/CodeGen/CGExprScalar.cpp
@@ -1015,6 +1015,9 @@ Value *ScalarExprEmitter::EmitCompare(const BinaryOperator *E,unsigned UICmpOpc,
                                   LHS, RHS, "cmp");
     } else {
       // Unsigned integers and pointers.
+      // Casting becomes necessary with -fobjc-gc as one or the other my turn
+      // into an 'id' type due to generation of read barriers.
+      RHS = Builder.CreateBitCast(RHS, LHS->getType());
       Result = Builder.CreateICmp((llvm::ICmpInst::Predicate)UICmpOpc,
                                   LHS, RHS, "cmp");
     }