gdb/

* defs.h (ENUM_BITFIELD): Remove.

include/
	* bfdlink.h (ENUM_BITFIELD): Remove.

merge from gcc:
include/
	* ansidecl.h (ENUM_BITFIELD): New, from gcc/system.h.

include/ChangeLog

@@ -1,3 +1,11 @@
+2011-04-25  Jan Kratochvil  <jan.kratochvil@redhat.com>
+
+	* bfdlink.h (ENUM_BITFIELD): Remove.
+
+2011-04-25  Jan Kratochvil  <jan.kratochvil@redhat.com>
+
+	* ansidecl.h (ENUM_BITFIELD): New, from gcc/system.h.
+
 2011-04-24  Alan Modra  <amodra@gmail.com>
 
 	PR ld/12365

include/ansidecl.h

@@ -416,6 +416,15 @@ So instead we use the macro below and test it against specific values.  */
 #define EXPORTED_CONST const
 #endif
 
+/* Be conservative and only use enum bitfields with GCC.
+   FIXME: provide a complete autoconf test for buggy enum bitfields.  */
+
+#if (GCC_VERSION > 2000)
+#define ENUM_BITFIELD(TYPE) __extension__ enum TYPE
+#else
+#define ENUM_BITFIELD(TYPE) unsigned int
+#endif
+
 #ifdef __cplusplus
 }
 #endif

include/bfdlink.h

@@ -24,12 +24,6 @@
 #ifndef BFDLINK_H
 #define BFDLINK_H
 
-#if (__GNUC__ * 1000 + __GNUC_MINOR__ > 2000)
-#define ENUM_BITFIELD(TYPE) __extension__ enum TYPE
-#else
-#define ENUM_BITFIELD(TYPE) unsigned int
-#endif
-
 /* Which symbols to strip during a link.  */
 enum bfd_link_strip
 {