File: arc-blocks-exceptions.m

package info (click to toggle)
llvm-toolchain-15 1%3A15.0.6-4
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,554,644 kB
  • sloc: cpp: 5,922,452; ansic: 1,012,136; asm: 674,362; python: 191,568; objc: 73,855; f90: 42,327; lisp: 31,913; pascal: 11,973; javascript: 10,144; sh: 9,421; perl: 7,447; ml: 5,527; awk: 3,523; makefile: 2,520; xml: 885; cs: 573; fortran: 567
file content (35 lines) | stat: -rw-r--r-- 1,368 bytes parent folder | download
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
// RUN: %clang_cc1 -no-opaque-pointers -triple x86_64-apple-darwin10 -emit-llvm -fblocks -fobjc-arc -fobjc-runtime-has-weak -fexceptions -disable-llvm-passes -o - %s | FileCheck %s

void test1(_Bool c) {
  void test1_fn(void (^blk)(void));
  __weak id weakId = 0;
  test1_fn(c ? ^{ (void)weakId; } : 0);

  // CHECK: [[CLEANUP_COND:%.*]] = alloca i1
  // CHECK-NEXT: [[CLEANUP_SAVE:%.*]] = alloca i8**

  // CHECK: store i1 true, i1* [[CLEANUP_COND]]
  // CHECK-NEXT: store i8** {{.*}}, i8*** [[CLEANUP_SAVE]]

  // CHECK: invoke void @test1_fn(
  // CHECK-NEXT: to label %[[INVOKE_CONT:.*]] unwind label %[[LANDING_PAD_LAB:.*]]

  // CHECK: [[INVOKE_CONT]]:
  // CHECK-NEXT: [[LOAD:%.*]] = load i1, i1* [[CLEANUP_COND]]
  // CHECK-NEXT: br i1 [[LOAD]], label %[[END_OF_SCOPE_LAB:.*]], label

  // CHECK: [[END_OF_SCOPE_LAB]]:
  // CHECK-NEXT: [[LOAD:%.*]] = load i8**, i8*** [[CLEANUP_SAVE]]
  // CHECK-NEXT: call void @llvm.objc.destroyWeak(i8** [[LOAD]])
  // CHECK-NEXT: br label

  // CHECK: [[LANDING_PAD_LAB]]:
  //   /* some EH stuff */
  // CHECK:      [[LOAD:%.*]] = load i1, i1* [[CLEANUP_COND]]
  // CHECK-NEXT: br i1 [[LOAD]], label %[[EH_CLEANUP_LAB:.*]], label

  // CHECK: [[EH_CLEANUP_LAB]]:
  // CHECK-NEXT: [[LOAD:%.*]] = load i8**, i8*** [[CLEANUP_SAVE]]
  // CHECK-NEXT: call void @llvm.objc.destroyWeak(i8** [[LOAD]])
  // CHECK-NEXT: br label
}