| John McCall | 348f16f | 2011-10-04 06:23:45 +0000 | [diff] [blame] | 1 | // RUN: %clang_cc1 -fobjc-arc -fblocks -emit-llvm %s -o - | FileCheck %s |
| 2 | |
| 3 | typedef void (^block_t)(void); |
| 4 | void use_block(block_t); |
| 5 | void use_int(int); |
| 6 | |
| 7 | // rdar://problem/10211676 |
| 8 | |
| 9 | void test0(int i) { |
| 10 | block_t block = ^{ use_int(i); }; |
| Stephen Lin | 93ab6bf | 2013-08-15 06:47:53 +0000 | [diff] [blame] | 11 | // CHECK-LABEL: define void @test0( |
| Bill Wendling | 4e1125f | 2013-02-22 09:10:20 +0000 | [diff] [blame] | 12 | // CHECK: call i8* @objc_retainBlock(i8* {{%.*}}) [[NUW:#[0-9]+]], !clang.arc.copy_on_escape |
| John McCall | 348f16f | 2011-10-04 06:23:45 +0000 | [diff] [blame] | 13 | // CHECK: ret void |
| 14 | } |
| 15 | |
| 16 | void test1(int i) { |
| 17 | id block = ^{ use_int(i); }; |
| Stephen Lin | 93ab6bf | 2013-08-15 06:47:53 +0000 | [diff] [blame] | 18 | // CHECK-LABEL: define void @test1( |
| Bill Wendling | 4e1125f | 2013-02-22 09:10:20 +0000 | [diff] [blame] | 19 | // CHECK: call i8* @objc_retainBlock(i8* {{%.*}}) [[NUW]] |
| John McCall | 348f16f | 2011-10-04 06:23:45 +0000 | [diff] [blame] | 20 | // CHECK-NOT: !clang.arc.copy_on_escape |
| 21 | // CHECK: ret void |
| 22 | } |
| Bill Wendling | 4e1125f | 2013-02-22 09:10:20 +0000 | [diff] [blame] | 23 | |
| 24 | // CHECK: attributes [[NUW]] = { nounwind } |