File: ivar-base-as-invariant-load.m

package info (click to toggle)
llvm-toolchain-13 1%3A13.0.1-6~deb11u1
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 1,418,812 kB
  • sloc: cpp: 5,290,827; ansic: 996,570; asm: 544,593; python: 188,212; objc: 72,027; lisp: 30,291; f90: 25,395; sh: 24,900; javascript: 9,780; pascal: 9,398; perl: 7,484; ml: 5,432; awk: 3,523; makefile: 2,892; xml: 953; cs: 573; fortran: 539
file content (29 lines) | stat: -rw-r--r-- 726 bytes parent folder | download | duplicates (20) 
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
 
// RUN: %clang_cc1 -emit-llvm  -triple x86_64-apple-darwin -x objective-c %s -o - | FileCheck %s
// rdar://10840980

@interface A {
        struct {
                unsigned char a : 1;
                unsigned char b : 1;
                unsigned char c : 1;
        } _flags;
}

@end

@implementation A

- (id)init {
        _flags.a = 1;
        _flags.b = 1;
        _flags.c = 1;

        return self;
}

@end

// CHECK: [[T1:%.*]] = load i64, i64* @"OBJC_IVAR_$_A._flags", align 8, !invariant.load ![[MD_NUM:[0-9]+]]
// CHECK: [[T2:%.*]] = load i64, i64* @"OBJC_IVAR_$_A._flags", align 8, !invariant.load ![[MD_NUM]]
// CHECK: [[T3:%.*]] = load i64, i64* @"OBJC_IVAR_$_A._flags", align 8, !invariant.load ![[MD_NUM]]
//