[Bug c/448] <stdint.h>-related issues (C99 issues)

[paolo dot carlini at oracle dot com]

------- Comment #25 from paolo dot carlini at oracle dot com  2009-07-31 13:57 -------
Something like this should be enough, barring objections, I'll polish it, add a
testcase and submit it.

Index: c-cppbuiltin.c
===================================================================
--- c-cppbuiltin.c      (revision 150315)
+++ c-cppbuiltin.c      (working copy)
@@ -561,7 +561,15 @@
       if (flag_rtti)
        cpp_define (pfile, "__GXX_RTTI");
       if (cxx_dialect == cxx0x)
-        cpp_define (pfile, "__GXX_EXPERIMENTAL_CXX0X__");
+       {
+         cpp_define (pfile, "__GXX_EXPERIMENTAL_CXX0X__");
+         /* Note that this is a temporary solution:  eventually the
+            <stdint.h> and <inttypes.h> headers will have to know about
+            C++0x mode and provide the macros unconditionally.  */
+         cpp_define (pfile, "__STDC_LIMIT_MACROS");
+         cpp_define (pfile, "__STDC_CONSTANT_MACROS");
+         cpp_define (pfile, "__STDC_FORMAT_MACROS");
+       }
     }
   /* Note that we define this for C as well, so that we know if
      __attribute__((cleanup)) will interface with EH.  */


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=448