File: stret-lifetime.m

package info (click to toggle)
llvm-toolchain-14 1%3A14.0.6-16
  • links: PTS, VCS
  • area: main
  • in suites: sid
  • size: 1,496,368 kB
  • sloc: cpp: 5,593,980; ansic: 986,873; asm: 585,869; python: 184,223; objc: 72,530; lisp: 31,119; f90: 27,793; javascript: 9,780; pascal: 9,762; sh: 9,482; perl: 7,468; ml: 5,432; awk: 3,523; makefile: 2,547; xml: 953; cs: 573; fortran: 567
file content (34 lines) | stat: -rw-r--r-- 1,210 bytes parent folder | download | duplicates (10)
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
// RUN: %clang_cc1 -triple arm64-apple-darwin    -S -emit-llvm -o - -O2 -disable-llvm-passes %s | FileCheck %s
// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -S -emit-llvm -o - -O2 -disable-llvm-passes %s | FileCheck %s
// RUN: %clang_cc1 -triple arm64-apple-darwin    -fobjc-arc -S -emit-llvm -o - -O2 -disable-llvm-passes %s | FileCheck %s --check-prefixes=CHECK,ARC
// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fobjc-arc -S -emit-llvm -o - -O2 -disable-llvm-passes %s | FileCheck %s --check-prefixes=CHECK,ARC

struct stret { int x[100]; };
struct stret one = {{1}};

@interface Test
+(struct stret) method;
+(struct stret) methodConsuming:(id __attribute__((ns_consumed)))consumed;
@end

void foo(id o, id p) {
  [o method];
  // CHECK: @llvm.lifetime.start
  // CHECK: call void bitcast {{.*}} @objc_msgSend
  // CHECK: @llvm.lifetime.end
  // CHECK-NOT: call void @llvm.memset

  [o methodConsuming:p];
  // ARC: [[T0:%.*]] = icmp eq i8*
  // ARC: br i1 [[T0]]

  // CHECK: @llvm.lifetime.start
  // CHECK: call void bitcast {{.*}} @objc_msgSend
  // CHECK: @llvm.lifetime.end
  // ARC: br label

  // ARC: call void @llvm.objc.release
  // ARC: br label

  // CHECK-NOT: call void @llvm.memset
}