File: attr-aligned.cpp

package info (click to toggle)
llvm-toolchain-18 1%3A18.1.8-20
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid
  • size: 1,909,296 kB
  • sloc: cpp: 6,667,975; 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: 2,992; javascript: 2,149; xml: 892; fortran: 649; cs: 573
file content (16 lines) | stat: -rw-r--r-- 672 bytes parent folder | download | duplicates (41) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
 
// RUN: %clang_cc1 -std=c++11 -fsyntax-only -verify %s
// expected-no-diagnostics

typedef struct S1 { char c; } S1 __attribute__((aligned(8)));
static_assert(alignof(S1) == 8, "attribute ignored");
static_assert(alignof(struct S1) == 1, "attribute applied to original type");

typedef struct __attribute__((aligned(8))) S2 { char c; } AS;
static_assert(alignof(S2) == 8, "attribute not propagated");
static_assert(alignof(struct S2) == 8, "attribute ignored");

typedef struct __attribute__((aligned(4))) S3 {
  char c;
} S3 __attribute__((aligned(8)));
static_assert(alignof(S3) == 8, "attribute ignored");
static_assert(alignof(struct S3) == 4, "attribute clobbered");