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toolchain: common: Merge build assert macros

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In order to de-duplicate 2 macros with the same use,
merge BUILD_ASSERT(), BUILD_ASSERT_MSG() into one macro.

Make BUILD_ASSERT_MSG() deprecated.

Signed-off-by: Oleg Zhurakivskyy <oleg.zhurakivskyy@intel.com>
This commit is contained in:
Oleg Zhurakivskyy 2020-03-16 10:14:25 +02:00 • committed by Carles Cufí
commit 974aa3add4
3 changed files with 21 additions and 20 deletions
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10
include/toolchain/common.h
View file

@ -138,15 +138,17 @@
#define __subsystem
#ifndef BUILD_ASSERT
/* compile-time assertion that makes the build fail */
#define BUILD_ASSERT(EXPR) \
/* Compile-time assertion that makes the build to fail.
* Common implementation swallows the message.
*/
#define BUILD_ASSERT(EXPR, MSG) \
enum _CONCAT(__build_assert_enum, __COUNTER__) { \
_CONCAT(__build_assert, __COUNTER__) = 1 / !!(EXPR) \
}
#endif
#ifndef BUILD_ASSERT_MSG
/* build assertion with message -- common implementation swallows message. */
#define BUILD_ASSERT_MSG(EXPR, MSG) BUILD_ASSERT(EXPR)
#define BUILD_ASSERT_MSG(EXPR, MSG) __DEPRECATED_MACRO BUILD_ASSERT(EXPR, MSG)
#endif
/*

9
include/toolchain/gcc.h
View file

@ -50,16 +50,17 @@
/* C++11 has static_assert built in */
#ifdef __cplusplus
#define BUILD_ASSERT(EXPR) static_assert(EXPR, "")
#define BUILD_ASSERT_MSG(EXPR, MSG) static_assert(EXPR, MSG)
#define BUILD_ASSERT(EXPR, MSG...) static_assert(EXPR, "" MSG)
#define BUILD_ASSERT_MSG(EXPR, MSG) __DEPRECATED_MACRO BUILD_ASSERT(EXPR, MSG)
/*
* GCC 4.6 and higher have the C11 _Static_assert built in, and its
* output is easier to understand than the common BUILD_ASSERT macros.
*/
#elif (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 6)) || \
(__STDC_VERSION__) >= 201100
#define BUILD_ASSERT(EXPR) _Static_assert(EXPR, "")
#define BUILD_ASSERT_MSG(EXPR, MSG) _Static_assert(EXPR, MSG)
#define BUILD_ASSERT(EXPR, MSG...) _Static_assert(EXPR, "" MSG)
#define BUILD_ASSERT_MSG(EXPR, MSG) __DEPRECATED_MACRO BUILD_ASSERT(EXPR, MSG)
#endif
#include <toolchain/common.h>