Re: [PATCH] AC_USE_SYSTEM_EXTENSIONS: port to recent ISO C
Joseph Myers <[email protected]>
| Newsgroups | gmane.comp.sysutils.autoconf.patches |
|---|---|
| Message-ID | <[email protected]> |
On Tue, 13 Sep 2016, Paul Eggert wrote: > * lib/autoconf/specific.m4 (AC_USE_SYSTEM_EXTENSIONS): > Also define __STDC_WANT_IEC_60559_BFP_EXT__, > __STDC_WANT_IEC_60559_FUNCS_EXT__, and __STDC_WANT_LIB_EXT2__. Why not __STDC_WANT_IEC_60559_TYPES_EXT__ (which makes GCC 7's <float.h> declare limits for _FloatN and _FloatNx types; not yet anything in glibc, until the float128 work is in)? (There are other feature test macros for ISO C extensions as well.) -- Joseph S. Myers [email protected]