diff options
Diffstat (limited to 'test/Transforms/ObjCARC/contract-storestrong.ll')
| -rw-r--r-- | test/Transforms/ObjCARC/contract-storestrong.ll | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/test/Transforms/ObjCARC/contract-storestrong.ll b/test/Transforms/ObjCARC/contract-storestrong.ll index 2b83bdb9bfbf..a02f7b701912 100644 --- a/test/Transforms/ObjCARC/contract-storestrong.ll +++ b/test/Transforms/ObjCARC/contract-storestrong.ll @@ -243,6 +243,19 @@ entry: ret void } +; This used to crash. +; CHECK-LABEL: define i8* @test13( +; CHECK: tail call void @objc_storeStrong(i8** %{{.*}}, i8* %[[NEW:.*]]) +; CHECK-NEXT: ret i8* %[[NEW]] + +define i8* @test13(i8* %a0, i8* %a1, i8** %addr, i8* %new) { + %old = load i8*, i8** %addr, align 8 + call void @objc_release(i8* %old) + %retained = call i8* @objc_retain(i8* %new) + store i8* %retained, i8** %addr, align 8 + ret i8* %retained +} + !0 = !{} ; CHECK: attributes [[NUW]] = { nounwind } |