aix41.h (CPP_SPEC): Define _ANSI_C_SOURCE if -ansi is given.

[gcc.git] / gcc / config / rs6000 / aix41.h

diff --git a/gcc/config/rs6000/aix41.h b/gcc/config/rs6000/aix41.h
index 7ab7eedc12d2d609f3c5223e069c84fcdca69ea4..b28d243995629b371f3a5ba5c4d3e4d8ca2c54e4 100644 (file)
--- a/gcc/config/rs6000/aix41.h
+++ b/gcc/config/rs6000/aix41.h
@@ -44,6 +44,7 @@ Boston, MA 02111-1307, USA.  */
 
 #undef CPP_SPEC
 #define CPP_SPEC "%{posix: -D_POSIX_SOURCE}\
+   %{ansi: -D_ANSI_C_SOURCE}\
    %{mpe: -I/usr/lpp/ppe.poe/include}\
    %{mthreads: -D_THREAD_SAFE}\
    %(cpp_cpu)"