[PATCH] Handle gcc -std=c99 -D_XOPEN_SOURCE=600 [BZ #284]

[Ulrich Drepper]

Joseph S. Myers wrote:

> A conforming implementation of a c99 script (none is included in FSF GCC,
> though it's in the projects list and several variants are floating around)
> should certainly define __STRICT_ANSI__ so that pure ISO C programs that
> don't want POSIX facilities can be built with it and programs using POSIX
> facilities need to define feature test macros.

Wrong.  That would mean you would hijack the name "c99".  c99 is the
name of the C compiler in POSIX.  Any other use, e.g., for strict ISO C
compliant uses, is a conflict.

-- 
➧ Ulrich Drepper ➧ Red Hat, Inc. ➧ 444 Castro St ➧ Mountain View, CA ❖