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Differential D32322

Use __CLANG_ATOMIC_TYPE_LOCK_FREE macros in `stdatomic.h`
ClosedPublic

Authored by EricWF on Apr 20 2017, 4:15 PM.

Details

Reviewers
rsmith
Commits
rG56be04284f84: Use __CLANG_ATOMIC_TYPE_LOCK_FREE macros in `stdatomic.h`
rC300919: Use __CLANG_ATOMIC_TYPE_LOCK_FREE macros in `stdatomic.h`
rL300919: Use __CLANG_ATOMIC_TYPE_LOCK_FREE macros in `stdatomic.h`
Summary

This patch makes the header stdatomic.h work when -fms-compatibility is specified.

Diff Detail

Event Timeline

EricWF created this revision.Apr 20 2017, 4:15 PM
rsmith accepted this revision.Apr 20 2017, 4:17 PM
This revision is now accepted and ready to land.Apr 20 2017, 4:17 PM
EricWF closed this revision.Apr 20 2017, 4:20 PM

Revision Contents

PathSize
lib/
Headers/
20 lines
test/
Headers/
1 line

Diff 96046

lib/Headers/stdatomic.h

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#include <stdint.h> #include <stdint.h>
#ifdef __cplusplus #ifdef __cplusplus
extern "C" { extern "C" {
#endif #endif
/* 7.17.1 Introduction */ /* 7.17.1 Introduction */
#define ATOMIC_BOOL_LOCK_FREE __GCC_ATOMIC_BOOL_LOCK_FREE #define ATOMIC_BOOL_LOCK_FREE __CLANG_ATOMIC_BOOL_LOCK_FREE
#define ATOMIC_CHAR_LOCK_FREE __GCC_ATOMIC_CHAR_LOCK_FREE #define ATOMIC_CHAR_LOCK_FREE __CLANG_ATOMIC_CHAR_LOCK_FREE
#define ATOMIC_CHAR16_T_LOCK_FREE __GCC_ATOMIC_CHAR16_T_LOCK_FREE #define ATOMIC_CHAR16_T_LOCK_FREE __CLANG_ATOMIC_CHAR16_T_LOCK_FREE
#define ATOMIC_CHAR32_T_LOCK_FREE __GCC_ATOMIC_CHAR32_T_LOCK_FREE #define ATOMIC_CHAR32_T_LOCK_FREE __CLANG_ATOMIC_CHAR32_T_LOCK_FREE
#define ATOMIC_WCHAR_T_LOCK_FREE __GCC_ATOMIC_WCHAR_T_LOCK_FREE #define ATOMIC_WCHAR_T_LOCK_FREE __CLANG_ATOMIC_WCHAR_T_LOCK_FREE
#define ATOMIC_SHORT_LOCK_FREE __GCC_ATOMIC_SHORT_LOCK_FREE #define ATOMIC_SHORT_LOCK_FREE __CLANG_ATOMIC_SHORT_LOCK_FREE
#define ATOMIC_INT_LOCK_FREE __GCC_ATOMIC_INT_LOCK_FREE #define ATOMIC_INT_LOCK_FREE __CLANG_ATOMIC_INT_LOCK_FREE
#define ATOMIC_LONG_LOCK_FREE __GCC_ATOMIC_LONG_LOCK_FREE #define ATOMIC_LONG_LOCK_FREE __CLANG_ATOMIC_LONG_LOCK_FREE
#define ATOMIC_LLONG_LOCK_FREE __GCC_ATOMIC_LLONG_LOCK_FREE #define ATOMIC_LLONG_LOCK_FREE __CLANG_ATOMIC_LLONG_LOCK_FREE
#define ATOMIC_POINTER_LOCK_FREE __GCC_ATOMIC_POINTER_LOCK_FREE #define ATOMIC_POINTER_LOCK_FREE __CLANG_ATOMIC_POINTER_LOCK_FREE
/* 7.17.2 Initialization */ /* 7.17.2 Initialization */
#define ATOMIC_VAR_INIT(value) (value) #define ATOMIC_VAR_INIT(value) (value)
#define atomic_init __c11_atomic_init #define atomic_init __c11_atomic_init
/* 7.17.3 Order and consistency */ /* 7.17.3 Order and consistency */
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test/Headers/stdatomic.c

// RUN: %clang_cc1 -std=c11 -E %s | FileCheck %s // RUN: %clang_cc1 -std=c11 -E %s | FileCheck %s
// RUN: %clang_cc1 -std=c11 -fms-compatibility -E %s | FileCheck %s
#include <stdatomic.h> #include <stdatomic.h>
int bool_lock_free = ATOMIC_BOOL_LOCK_FREE; int bool_lock_free = ATOMIC_BOOL_LOCK_FREE;
// CHECK: bool_lock_free = {{ *[012] *;}} // CHECK: bool_lock_free = {{ *[012] *;}}
int char_lock_free = ATOMIC_CHAR_LOCK_FREE; int char_lock_free = ATOMIC_CHAR_LOCK_FREE;
// CHECK: char_lock_free = {{ *[012] *;}} // CHECK: char_lock_free = {{ *[012] *;}}
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