Fix producer string memory leaks

gcc/ChangeLog:

	* opts-common.c (decode_cmdline_option): Release werror_arg.
	* opts.c (gen_producer_string): Release output of
	gen_command_line_string.

1 files changed, 5 insertions, 2 deletions

diff --git a/gcc/opts.c b/gcc/opts.c
index fc5f61e..24bb641 100644
--- a/gcc/opts.c
+++ b/gcc/opts.c
@@ -3401,8 +3401,11 @@ char *
 gen_producer_string (const char *language_string, cl_decoded_option *options,
 		     unsigned int options_count)
 {
-  return concat (language_string, " ", version_string, " ",
-		 gen_command_line_string (options, options_count), NULL);
+  char *cmdline = gen_command_line_string (options, options_count);
+  char *combined = concat (language_string, " ", version_string, " ",
+			   cmdline, NULL);
+  free (cmdline);
+  return combined;
 }
 
 #if CHECKING_P