argv.c (expandargv): Fix memory leak for expanded arguments.

       * argv.c (expandargv): Fix memory leak for expanded
        arguments.

From-SVN: r259775

libiberty/ChangeLog

+2018-04-30  Daniel van Gerpen  <daniel@vangerpen.de>
+
+	* argv.c (expandargv): Fix memory leak for copied argv.
+
 2018-04-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 
 	PR lto/81968

libiberty/argv.c

@@ -455,6 +455,8 @@ expandargv (int *argcp, char ***argvp)
       file_argc = 0;
       while (file_argv[file_argc])
 	++file_argc;
+      /* Free the original option's memory.  */
+      free ((*argvp)[i]);
       /* Now, insert FILE_ARGV into ARGV.  The "+1" below handles the
 	 NULL terminator at the end of ARGV.  */ 
       *argvp = ((char **)