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-rw-r--r--lib/CodeGen/CGExprScalar.cpp4
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/CodeGen/CGExprScalar.cpp b/lib/CodeGen/CGExprScalar.cpp
index 6eed2ed346..76c91a5ff3 100644
--- a/lib/CodeGen/CGExprScalar.cpp
+++ b/lib/CodeGen/CGExprScalar.cpp
@@ -1148,6 +1148,10 @@ Value *ScalarExprEmitter::VisitCastExpr(CastExpr *CE) {
case CK_ARCExtendBlockObject:
return CGF.EmitARCExtendBlockObject(E);
+ case CK_CopyAndAutoreleaseBlockObject:
+ CGF.ErrorUnsupported(E, "copy/autorelease block object");
+ return 0;
+
case CK_FloatingRealToComplex:
case CK_FloatingComplexCast:
case CK_IntegralRealToComplex: