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cpukit: basedefs: macro for packed attribute

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This commit is contained in:
Jan Dolezal
2014-11-20 09:52:39 -05:00
committed by Gedare Bloom
parent d885b2b213
commit b2db1f5c76
1 changed files with 10 additions and 0 deletions
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cpukit/score/include/rtems/score/basedefs.h
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@@ -197,6 +197,16 @@
#define RTEMS_COMPILER_UNUSED_ATTRIBUTE
#endif
/**
* Instructs the compiler that a specific structure or union members will be
* placed so that the least memory is used.
*/
#if defined(__GNUC__)
#define RTEMS_COMPILER_PACKED_ATTRIBUTE __attribute__((packed))
#else
#define RTEMS_COMPILER_PACKED_ATTRIBUTE
#endif
#if __cplusplus >= 201103L
#define RTEMS_STATIC_ASSERT(cond, msg) \
static_assert(cond, # msg)