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linker_set.h: Add alignof implementation for when not C11 or C++11

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The default implementation was completely broken. Use the GCC specific
__alignof__ if compiling for C99 or C++03. If not C++11, C11, or
GCC, then it is an error.
This commit is contained in:
Joel Sherrill 2021-07-20 16:02:50 -05:00
parent c41318075e
commit c5e81a2169
1 changed files with 3 additions and 1 deletions
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4
freebsd/sys/sys/linker_set.h
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@ -73,8 +73,10 @@
#define RTEMS_BSD_ALIGNOF( _type_name ) alignof( _type_name )
#elif __STDC_VERSION__ >= 201112L
#define RTEMS_BSD_ALIGNOF( _type_name ) _Alignof( _type_name )
#elif defined(__GNUC__)
#define RTEMS_BSD_ALIGNOF( _type_name ) __alignof__( _type_name )
#else
#define RTEMS_BSD_ALIGNOF( _type_name ) sizeof( _type_name )
#error "FIX ME! Implement RTEMS_BSD_ALIGNOF() for this environment"
#endif
#define RTEMS_BSD_SET_ALIGN( type ) \