diff options
| author | Fariborz Jahanian <fjahanian@apple.com> | 2012-11-28 23:12:17 +0000 |
|---|---|---|
| committer | Fariborz Jahanian <fjahanian@apple.com> | 2012-11-28 23:12:17 +0000 |
| commit | b15c8984ea300624fbbde385d3907667ce1043fa (patch) | |
| tree | 81bea997c8078dba2e7a52181299f2df85b0dfd2 /test | |
| parent | a70c3f8738cc123ded68c183cedd6e93df670c2f (diff) | |
| download | clang-b15c8984ea300624fbbde385d3907667ce1043fa.tar.gz | |
objective-C blocks: Make sure that identical logic is used
in deciding a copy/dispose field is needed in a byref structure
and when generating the copy/dispose helpers. In certain
cases, these fields were being added but no copy/dispose was
being generated. This was uncovered in ARC, but not in MRR.
// rdar://12759433
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@168825 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test')
| -rw-r--r-- | test/CodeGenObjC/block-byref-variable-layout.m | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/test/CodeGenObjC/block-byref-variable-layout.m b/test/CodeGenObjC/block-byref-variable-layout.m index 1e8bcbc11b..6030661af4 100644 --- a/test/CodeGenObjC/block-byref-variable-layout.m +++ b/test/CodeGenObjC/block-byref-variable-layout.m @@ -1,5 +1,14 @@ // RUN: %clang_cc1 -fblocks -fobjc-arc -fobjc-runtime-has-weak -triple x86_64-apple-darwin -O0 -emit-llvm %s -o - | FileCheck %s +// rdar://12759433 +@class NSString; + +void Test12759433() { + __block __unsafe_unretained NSString *uuByref = (__bridge NSString *)(void*)0x102030405060708; + void (^block)() = ^{ uuByref = 0; }; + block(); +} +// CHECK: %struct.__block_byref_uuByref = type { i8*, %struct.__block_byref_uuByref*, i32, i32, [[ZERO:%.*]]* } int main() { __block __weak id wid; __block long XXX; |