i386: Define __ILP32__ and _ILP32 for all 32-bit targets

	* config/i386/i386-c.c (ix86_target_macros): Define _ILP32 and
	__ILP32__ for 32-bit targets.

(cherry picked from commit 13a46321516e2efd3bbb1f1899c539c6724240a9)

diff --git a/gcc/config/i386/i386-c.c b/gcc/config/i386/i386-c.c
index 5e7e46fcebe2de61077f0ad1de20b8ffd617e750..f06fea1a8a5bfe2bd7b8461217b76a8e262021ba 100644 (file)
--- a/gcc/config/i386/i386-c.c
+++ b/gcc/config/i386/i386-c.c
@@ -675,6 +675,8 @@ ix86_target_macros (void)
       cpp_assert (parse_in, "cpu=i386");
       cpp_assert (parse_in, "machine=i386");
       builtin_define_std ("i386");
+      cpp_define (parse_in, "_ILP32");
+      cpp_define (parse_in, "__ILP32__");
     }
 
   if (!TARGET_80387)