Message ID | 1494267740-25356-1-git-send-email-gftg@linux.vnet.ibm.com |
---|---|
State | New |
Headers | show |
On Mon, 8 May 2017, Gabriel F. T. Gomes wrote: > From: "Paul E. Murphy" <murphyp@linux.vnet.ibm.com> > > Changes since v2: > > - Fix year in the comments in bits/libc-header-start.h. > - Add description to include/features.h and manual/creature.texi. > > -- 8< -- > This macro is defined by TS 18661-3 for supporting the _FloatN and > _FloatNx types, as well as the functions suffixed with fN. > > 2017-02-23 Paul E. Murphy <murphyp@linux.vnet.ibm.com> > > * bits/libc-header-start.h: > (__GLIBC_USE_IEC_60559_TYPES_EXT): New macro. This patch is OK with an updated ChangeLog entry (reflecting all the files changed).
On Mon, 8 May 2017 21:13:02 +0000 Joseph Myers <joseph@codesourcery.com> wrote: > On Mon, 8 May 2017, Gabriel F. T. Gomes wrote: > > > > 2017-02-23 Paul E. Murphy <murphyp@linux.vnet.ibm.com> > > > > * bits/libc-header-start.h: > > (__GLIBC_USE_IEC_60559_TYPES_EXT): New macro. > > This patch is OK with an updated ChangeLog entry (reflecting all the > files changed). Thanks. Pushed with updated ChangeLog entry as 4fc12f0eda59.
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
From: "Paul E. Murphy" <murphyp@linux.vnet.ibm.com> Changes since v2: - Fix year in the comments in bits/libc-header-start.h. - Add description to include/features.h and manual/creature.texi. -- 8< -- This macro is defined by TS 18661-3 for supporting the _FloatN and _FloatNx types, as well as the functions suffixed with fN. 2017-02-23 Paul E. Murphy <murphyp@linux.vnet.ibm.com> * bits/libc-header-start.h: (__GLIBC_USE_IEC_60559_TYPES_EXT): New macro. --- bits/libc-header-start.h | 9 +++++++++ include/features.h | 2 ++ manual/creature.texi | 9 +++++++++ 3 files changed, 20 insertions(+)