File: suspicious-pragma-pack.c

package info (click to toggle)
llvm-toolchain-9 1%3A9.0.1-16
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 882,436 kB
  • sloc: cpp: 4,167,636; ansic: 714,256; asm: 457,610; python: 155,927; objc: 65,094; sh: 42,856; lisp: 26,908; perl: 7,786; pascal: 7,722; makefile: 6,881; ml: 5,581; awk: 3,648; cs: 2,027; xml: 888; javascript: 381; ruby: 156
file content (50 lines) | stat: -rw-r--r-- 2,666 bytes parent folder | download | duplicates (23)
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
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
// RUN: %clang_cc1 -triple i686-apple-darwin9 -fsyntax-only -Wpragma-pack -I %S/Inputs -DSAFE -verify %s
// RUN: %clang_cc1 -triple i686-apple-darwin9 -fsyntax-only -Wpragma-pack -I %S/Inputs -DPUSH_HERE -DSAFE -verify %s
// RUN: %clang_cc1 -triple i686-apple-darwin9 -fsyntax-only -Wpragma-pack -I %S/Inputs -DPUSH_HERE -DPUSH_SET_HERE -verify %s
// RUN: %clang_cc1 -triple i686-apple-darwin9 -fsyntax-only -Wpragma-pack -I %S/Inputs -DPUSH_HERE -DRESET_HERE -DSAFE -verify %s
// RUN: %clang_cc1 -triple i686-apple-darwin9 -fsyntax-only -Wpragma-pack -I %S/Inputs -DPUSH_HERE -DSET_FIRST_HEADER -DWARN_MODIFIED_HEADER -verify %s
// RUN: %clang_cc1 -triple i686-apple-darwin9 -fsyntax-only -Wpragma-pack -I %S/Inputs -DPUSH_HERE -DRESET_HERE -DSET_FIRST_HEADER -DWARN_MODIFIED_HEADER -verify %s
// RUN: %clang_cc1 -triple i686-apple-darwin9 -fsyntax-only -Wpragma-pack -I %S/Inputs -DPUSH_HERE -DPUSH_SET_HERE -DSET_FIRST_HEADER -DWARN_MODIFIED_HEADER -verify %s
// RUN: %clang_cc1 -triple i686-apple-darwin9 -fsyntax-only -Wpragma-pack -I %S/Inputs -DPUSH_HERE -DPUSH_SET_HERE -DSET_SECOND_HEADER -DWARN_MODIFIED_HEADER -verify %s
// RUN: %clang_cc1 -triple i686-apple-darwin9 -fsyntax-only -Wpragma-pack -I %S/Inputs -DPUSH_HERE -DPUSH_SET_HERE -DSET_FIRST_HEADER -DSET_SECOND_HEADER -DWARN_MODIFIED_HEADER -verify %s

// RUN: %clang_cc1 -triple i686-apple-darwin9 -fsyntax-only -Wpragma-pack -I %S/Inputs -DPUSH_POP_FIRST_HEADER -DSAFE -verify %s

// RUN: %clang_cc1 -triple i686-apple-darwin9 -fsyntax-only -Wpragma-pack -I %S/Inputs -DPUSH_SET_HERE -DNO_RECORD_1 -DNO_RECORD_2 -DSAFE -verify %s
// RUN: %clang_cc1 -triple i686-apple-darwin9 -fsyntax-only -Wpragma-pack-suspicious-include -I %S/Inputs -DPUSH_SET_HERE -DNO_RECORD_1 -verify %s
// RUN: %clang_cc1 -triple i686-apple-darwin9 -fsyntax-only -Wpragma-pack -Wno-pragma-pack-suspicious-include -I %S/Inputs -DPUSH_SET_HERE -DNO_RECORD_1 -DSAFE -verify %s

#ifdef SAFE
// expected-no-diagnostics
#endif

#ifdef PUSH_HERE
#pragma pack (push)
#endif

#ifdef PUSH_SET_HERE
#pragma pack (push, 4)
#ifndef SAFE
// expected-note@-2 {{previous '#pragma pack' directive that modifies alignment is here}}
// expected-warning@+9 {{non-default #pragma pack value changes the alignment of struct or union members in the included file}}
#endif
#endif

#ifdef RESET_HERE
#pragma pack (4)
#pragma pack () // no warning after reset as the value is default.
#endif

#include "pragma-pack1.h"

#ifdef WARN_MODIFIED_HEADER
// expected-warning@-3 {{the current #pragma pack alignment value is modified in the included file}}
#endif

#ifdef PUSH_SET_HERE
#pragma pack (pop)
#endif

#ifdef PUSH_HERE
#pragma pack (pop)
#endif