[PATCH] x86: bring 64-bit-only cmdline option handling in sync

[Jan Beulich]

--64 and --x32 are already suppressed in --help output when BFD64 is not
defined. Also avoid recognizing these options in such configurations.

--- a/gas/config/tc-i386.c
+++ b/gas/config/tc-i386.c
@@ -16799,11 +16799,14 @@ const char *md_shortopts = "qnO::";
 struct option md_longopts[] =
 {
   {"32", no_argument, NULL, OPTION_32},
-#if (defined (OBJ_ELF) || defined (TE_PE) || defined (OBJ_MACH_O))
+#if (defined (OBJ_ELF) || defined (TE_PE) || defined (OBJ_MACH_O)) \
+    && defined (BFD64)
   {"64", no_argument, NULL, OPTION_64},
 #endif
 #ifdef OBJ_ELF
+# ifdef BFD64
   {"x32", no_argument, NULL, OPTION_X32},
+# endif
   {"mshared", no_argument, NULL, OPTION_MSHARED},
   {"mx86-used-note", required_argument, NULL, OPTION_X86_USED_NOTE},
 #endif
@@ -16895,9 +16898,10 @@ md_parse_option (int c, const char *arg)
       else
         as_fatal (_("invalid -mx86-used-note= option: `%s'"), arg);
       break;
+#endif
 
+#ifdef BFD64
 
-#endif
 #if (defined (OBJ_ELF) || defined (TE_PE) || defined (OBJ_MACH_O))
     case OPTION_64:
       {
@@ -16940,6 +16944,8 @@ md_parse_option (int c, const char *arg)
       break;
 #endif
 
+#endif /* BFD64 */
+
     case OPTION_32:
       {
 	const char **list, **l;