re PR other/31356 (gcc --help=<language> option has problems in the output header line.)

PR other/31356
* gcc.c (print_specific_help): Fix --help=<language>
header line.
(common_handle_option): Support --help=common.

From-SVN: r123499

1 files changed, 5 insertions, 2 deletions

diff --git a/gcc/opts.c b/gcc/opts.c
index f8eeb1a..4878b07 100644
--- a/gcc/opts.c
+++ b/gcc/opts.c
@@ -893,7 +893,8 @@ print_specific_help (unsigned int include_flags,
 	      descrip_extra = lang_names [i];
 	    }
 	  else
-	    description = _("The following options are supported by, amoung others, the language ");
+	    description = _("The following options are supported by the language ");
+	    descrip_extra = lang_names [i];
 	  break;
 	}
     }
@@ -983,7 +984,8 @@ common_handle_option (size_t scode, const char *arg, int value,
 	/* Walk along the argument string, parsing each word in turn.
 	   The format is:
 	   arg = [^]{word}[,{arg}]
-	   word = {optimizers|target|warnings|undocumented|params}  */
+	   word = {optimizers|target|warnings|undocumented|
+		   params|common|<language>}  */
 	while (* a != 0)
 	  {
 	    static struct
@@ -1000,6 +1002,7 @@ common_handle_option (size_t scode, const char *arg, int value,
 	      { "params", CL_PARAMS },
 	      { "joined", CL_JOINED },
 	      { "separate", CL_SEPARATE },
+	      { "common", CL_COMMON },
 	      { NULL, 0 }
 	    };
 	    unsigned int * pflags;