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Test case for r133840, neglectfully uncommitted. 

llvm-svn: 133841
This commit is contained in:
John McCall 2011-06-24 23:29:50 +00:00
parent 1bd2556ccc
commit 1c382d71ee
1 changed files with 14 additions and 0 deletions
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14
clang/test/CodeGenObjC/gc.m Normal file
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// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fobjc-gc -fobjc-nonfragile-abi -emit-llvm -o - %s | FileCheck %s
void test0(void) {
extern id test0_helper(void);
__attribute__((objc_precise_lifetime)) id x = test0_helper();
test0_helper();
// CHECK: define void @test0()
// CHECK: [[T0:%.*]] = call i8* @test0_helper()
// CHECK-NEXT: store i8* [[T0]], i8** [[X:%.*]], align 8
// CHECK-NEXT: call i8* @test0_helper()
// CHECK-NEXT: [[T0:%.*]] = load i8** [[X]], align 8
// CHECK-NEXT: call void asm sideeffect "", "r"(i8* [[T0]]) nounwind
// CHECK-NEXT: ret void
}