Make sure that ConstantExpr offsets also aren't off of extern

[oota-llvm.git] / test / Transforms / InstCombine / objsize.ll

diff --git a/test/Transforms/InstCombine/objsize.ll b/test/Transforms/InstCombine/objsize.ll
index 2bcdd914e33ebc4431a10adcc94a19b07929cc89..646baa0de0617456931efc949c93c6198bf8e71f 100644 (file)
--- a/test/Transforms/InstCombine/objsize.ll
+++ b/test/Transforms/InstCombine/objsize.ll
@@ -48,4 +48,19 @@ define i1 @baz() nounwind {
   ret i1 %2
 }
 
+define void @test1(i8* %q, i32 %x) nounwind noinline {
+; CHECK: @test1
+; CHECK: objectsize.i32
+entry:
+  %0 = call i32 @llvm.objectsize.i32(i8* getelementptr inbounds ([0 x i8]* @window, i32 0, i32 10), i1 false) ; <i64> [#uses=1]
+  %1 = icmp eq i32 %0, -1                         ; <i1> [#uses=1]
+  br i1 %1, label %"47", label %"46"
+
+"46":                                             ; preds = %entry
+  unreachable
+
+"47":                                             ; preds = %entry
+  unreachable
+}
+
 declare i32 @llvm.objectsize.i32(i8*, i1) nounwind readonly
\ No newline at end of file