diff options
| -rw-r--r-- | ChangeLog | 8 | ||||
| -rw-r--r-- | bits/libc-header-start.h | 9 | ||||
| -rw-r--r-- | include/features.h | 2 | ||||
| -rw-r--r-- | manual/creature.texi | 9 |
4 files changed, 28 insertions, 0 deletions
@@ -1,6 +1,14 @@ 2017-05-09 Paul E. Murphy <murphyp@linux.vnet.ibm.com> Gabriel F. T. Gomes <gftg@linux.vnet.ibm.com> + * bits/libc-header-start.h: + (__GLIBC_USE_IEC_60559_TYPES_EXT): New macro. + * include/features.h: Describe __STDC_WANT_IEC_60559_TYPES_EXT__. + * manual/creature.texi: Likewise. + +2017-05-09 Paul E. Murphy <murphyp@linux.vnet.ibm.com> + Gabriel F. T. Gomes <gftg@linux.vnet.ibm.com> + * math/Makefile: (type-float128-suffix): New variable (type-float128-routines): Likewise diff --git a/bits/libc-header-start.h b/bits/libc-header-start.h index 860225d..0ce16e2 100644 --- a/bits/libc-header-start.h +++ b/bits/libc-header-start.h @@ -59,3 +59,12 @@ #else # define __GLIBC_USE_IEC_60559_FUNCS_EXT 0 #endif + +/* ISO/IEC TS 18661-3:2015 defines the + __STDC_WANT_IEC_60559_TYPES_EXT__ macro. */ +#undef __GLIBC_USE_IEC_60559_TYPES_EXT +#if defined __USE_GNU || defined __STDC_WANT_IEC_60559_TYPES_EXT__ +# define __GLIBC_USE_IEC_60559_TYPES_EXT 1 +#else +# define __GLIBC_USE_IEC_60559_TYPES_EXT 0 +#endif diff --git a/include/features.h b/include/features.h index 7de4089..972cbd2 100644 --- a/include/features.h +++ b/include/features.h @@ -30,6 +30,8 @@ Extensions to ISO C11 from TS 18661-1:2014. __STDC_WANT_IEC_60559_FUNCS_EXT__ Extensions to ISO C11 from TS 18661-4:2015. + __STDC_WANT_IEC_60559_TYPES_EXT__ + Extensions to ISO C11 from TS 18661-3:2015. _POSIX_SOURCE IEEE Std 1003.1. _POSIX_C_SOURCE If ==1, like _POSIX_SOURCE; if >=2 add IEEE Std 1003.2; diff --git a/manual/creature.texi b/manual/creature.texi index 5048886..23218bb 100644 --- a/manual/creature.texi +++ b/manual/creature.texi @@ -192,6 +192,15 @@ enabled. Only some of the features from this TS are supported by @end defvr @comment (none) +@comment ISO +@defvr Macro __STDC_WANT_IEC_60559_TYPES_EXT__ +If you define this macro, features from ISO/IEC TS 18661-3:2015 +(Floating-point extensions for C: Interchange and extended types) are +enabled. Only some of the features from this TS are supported by +@theglibc{}. +@end defvr + +@comment (none) @comment GNU @defvr Macro _GNU_SOURCE If you define this macro, everything is included: @w{ISO C89}, @w{ISO |