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.

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index cff8ea3f95abdcdab34cbc8c288fdedd1ba352b1..b0f0413253476914cb5e8b68c217e4830a213ef7 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2020-05-10  Gerald Pfeifer  <gerald@pfeifer.com>
+
+       * config/i386/i386-c.c (ix86_target_macros): Define _ILP32 and
+       __ILP32__ for 32-bit targets.
+
 2020-05-09  Eric Botcazou  <ebotcazou@adacore.com>
 
        * tree.h (expr_align): Delete.

diff --git a/gcc/config/i386/i386-c.c b/gcc/config/i386/i386-c.c
index b46ebb289d2a955cc59b7a153c9b34391d242d0d..891b2c68372ef9199c9aebcbf544b7b2c400e35d 100644 (file)
--- a/gcc/config/i386/i386-c.c
+++ b/gcc/config/i386/i386-c.c
@@ -701,6 +701,8 @@ 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)