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// RUN: %clang_cc1 -no-opaque-pointers -fobjc-arc -fblocks -emit-llvm %s -o - | FileCheck -check-prefix=CHECK -check-prefix=CHECK-HEAP %s
// RUN: %clang_cc1 -no-opaque-pointers -fobjc-arc -fblocks -fobjc-avoid-heapify-local-blocks -emit-llvm %s -o - | FileCheck -check-prefix=CHECK -check-prefix=CHECK-NOHEAP %s
typedef void (^block_t)(void);
void use_block(block_t);
void use_int(int);
// rdar://problem/10211676
void test0(int i) {
block_t block = ^{ use_int(i); };
// CHECK-LABEL: define {{.*}}void @test0(
// CHECK-HEAP: call {{.*}}i8* @llvm.objc.retainBlock(i8* {{%.*}}) [[NUW:#[0-9]+]], !clang.arc.copy_on_escape
// CHECK-NOHEAP-NOT: @llvm.objc.retainBlock(
// CHECK: ret void
}
void test1(int i) {
id block = ^{ use_int(i); };
// CHECK-LABEL: define {{.*}}void @test1(
// CHECK-HEAP: call {{.*}}i8* @llvm.objc.retainBlock(i8* {{%.*}}) [[NUW]]
// CHECK-NOHEAP: call {{.*}}i8* @llvm.objc.retainBlock(i8* {{%.*}}) [[NUW:#[0-9]+]]
// CHECK-NOT: !clang.arc.copy_on_escape
// CHECK: ret void
}
// CHECK: attributes [[NUW]] = { nounwind }
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