* genattr.c (main): Add extern prototype. Call return, not exit.

	* genattrtab.c (main): Likewise.
	* gencheck.c (main): Likewise.
	* gencodes.c (main): Likewise.
	* genconfig.c (main): Likewise.
	* genemit.c (main): Likewise.
	* genextract.c (main): Likewise.
	* genflags.c (main): Likewise.
	* gengenrtl.c (main): Likewise.
	* genopinit.c (main): Likewise.
	* genoutput.c (main): Likewise.
	* genpeep.c (main): Likewise.
	* genrecog.c (main): Likewise.

	* genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
	* genattrtab.c (get_insn_name): Likewise.
	* gencodes.c (get_insn_name): Likewise.
	* genconfig.c (get_insn_name): Likewise.
	* genemit.c (get_insn_name): Likewise.
	* genextract.c (get_insn_name): Likewise.
	* genflags.c (get_insn_name): Likewise.
	* genopinit.c (get_insn_name): Likewise.
	* genpeep.c (get_insn_name): Likewise.

	* gencheck.c (usage): Add static prototype.
	* genextract.c (print_path): Constify a char*.
	* genopinit.c (optabs): Likewise.
	* genoutput.c (operand_data, data, output_predicate_decls,
	compare_operands): Likewise.
	* genrecog.c (write_tree): Add default case in switch.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@29434 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 5 insertions, 5 deletions

diff --git a/gcc/gencodes.c b/gcc/gencodes.c
index 87f93ab6fb3..7abe8833ecc 100644
--- a/gcc/gencodes.c
+++ b/gcc/gencodes.c
@@ -75,6 +75,8 @@ xrealloc (old, size)
   return ptr;
 }
 
+extern int main PROTO ((int, char **));
+
 int
 main (argc, argv)
      int argc;
@@ -94,7 +96,7 @@ main (argc, argv)
   if (infile == 0)
     {
       perror (argv[1]);
-      exit (FATAL_EXIT_CODE);
+      return (FATAL_EXIT_CODE);
     }
 
   printf ("/* Generated automatically by the program `gencodes'\n\
@@ -135,15 +137,13 @@ from the machine description file `md'.  */\n\n");
   printf ("#endif /* MAX_INSN_CODE */\n");
 
   fflush (stdout);
-  exit (ferror (stdout) != 0 ? FATAL_EXIT_CODE : SUCCESS_EXIT_CODE);
-  /* NOTREACHED */
-  return 0;
+  return (ferror (stdout) != 0 ? FATAL_EXIT_CODE : SUCCESS_EXIT_CODE);
 }
 
 /* Define this so we can link with print-rtl.o to get debug_rtx function.  */
 const char *
 get_insn_name (code)
-     int code;
+     int code ATTRIBUTE_UNUSED;
 {
   return NULL;
 }