File: gc.m

package info (click to toggle)
llvm-toolchain-18 1%3A18.1.8-18
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 1,908,340 kB
  • sloc: cpp: 6,667,937; ansic: 1,440,452; asm: 883,619; python: 230,549; objc: 76,880; f90: 74,238; lisp: 35,989; pascal: 16,571; sh: 10,229; perl: 7,459; ml: 5,047; awk: 3,523; makefile: 2,987; javascript: 2,149; xml: 892; fortran: 649; cs: 573
file content (16 lines) | stat: -rw-r--r-- 637 bytes parent folder | download | duplicates (12) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
 
// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fobjc-gc -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-LABEL: define{{.*}} void @test0()
  // CHECK:      [[T0:%.*]] = call ptr @test0_helper()
  // CHECK-NEXT: store ptr [[T0]], ptr [[X:%.*]], align 8
  // CHECK-NEXT: call ptr @test0_helper()
  // CHECK-NEXT: [[T0:%.*]] = load ptr, ptr [[X]], align 8
  // CHECK-NEXT: call void asm sideeffect "", "r"(ptr [[T0]]) [[NUW:#[0-9]+]]
  // CHECK-NEXT: ret void
}

// CHECK: attributes [[NUW]] = { nounwind }