diff options
Diffstat (limited to 'test/Transforms/ObjCARC/basic.ll')
| -rw-r--r-- | test/Transforms/ObjCARC/basic.ll | 19 |
1 files changed, 17 insertions, 2 deletions
diff --git a/test/Transforms/ObjCARC/basic.ll b/test/Transforms/ObjCARC/basic.ll index 44c2602..552f4e0 100644 --- a/test/Transforms/ObjCARC/basic.ll +++ b/test/Transforms/ObjCARC/basic.ll @@ -786,7 +786,7 @@ C: @__block_holder_tmp_1 = external constant %block1 define void @test23() { entry: - %0 = call i8* @objc_retainBlock(i8* bitcast (%block1* @__block_holder_tmp_1 to i8*)) nounwind + %0 = call i8* @objc_retainBlock(i8* bitcast (%block1* @__block_holder_tmp_1 to i8*)) nounwind, !clang.arc.copy_on_escape !0 call void @bar(i32 ()* bitcast (%block1* @__block_holder_tmp_1 to i32 ()*)) call void @bar(i32 ()* bitcast (%block1* @__block_holder_tmp_1 to i32 ()*)) call void @objc_release(i8* bitcast (%block1* @__block_holder_tmp_1 to i8*)) nounwind @@ -801,13 +801,28 @@ entry: ; CHECK: } define void @test23b(i8* %p) { entry: - %0 = call i8* @objc_retainBlock(i8* %p) nounwind + %0 = call i8* @objc_retainBlock(i8* %p) nounwind, !clang.arc.copy_on_escape !0 call void @callee() call void @use_pointer(i8* %p) call void @objc_release(i8* %p) nounwind ret void } +; Don't optimize objc_retainBlock, because there's no copy_on_escape metadata. + +; CHECK: define void @test23c( +; CHECK: @objc_retainBlock +; CHECK: @objc_release +; CHECK: } +define void @test23c() { +entry: + %0 = call i8* @objc_retainBlock(i8* bitcast (%block1* @__block_holder_tmp_1 to i8*)) nounwind + call void @bar(i32 ()* bitcast (%block1* @__block_holder_tmp_1 to i32 ()*)) + call void @bar(i32 ()* bitcast (%block1* @__block_holder_tmp_1 to i32 ()*)) + call void @objc_release(i8* bitcast (%block1* @__block_holder_tmp_1 to i8*)) nounwind + ret void +} + ; Any call can decrement a retain count. ; CHECK: define void @test24( |