diff options
Diffstat (limited to 'libguile/__scm.h')
-rw-r--r-- | libguile/__scm.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/libguile/__scm.h b/libguile/__scm.h index 55f9f49e2..8bb1b1a0e 100644 --- a/libguile/__scm.h +++ b/libguile/__scm.h @@ -115,6 +115,16 @@ # define SCM_DEPRECATED SCM_API #endif +/* The SCM_ALIGNED macro, when defined, can be used to instruct the compiler + * to honor the given alignment constraint. */ +#if defined __GNUC__ +# define SCM_ALIGNED(x) __attribute__ ((aligned (x))) +#elif defined __INTEL_COMPILER +# define SCM_ALIGNED(x) __declspec (align (x)) +#else +/* Don't know how to align things. */ +# undef SCM_ALIGNED +#endif /* {Supported Options} |