commit f9f2bd0641b89895ab42b1948f431dadf1e837a4
Author: sezero <sezero@users.sourceforge.net>
Date:   Thu Jun 15 09:45:52 2017 +0300

    genpeimg.c (pass_args): add a /* fallthru */ comment in the switch
     after show_usage() to avoid -Wimplicit-fallthrough
    (show_usage): mark the function with noreturn attribute.

---
 mingw-w64-tools/genpeimg/src/genpeimg.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

--- a/mingw-w64-tools/genpeimg/src/genpeimg.c
+++ b/mingw-w64-tools/genpeimg/src/genpeimg.c
@@ -28,7 +28,7 @@
 int dump_information = 0;
 static char *file_name = NULL;
 
-static void
+static void __attribute__((noreturn))
 show_usage (void)
 {
   fprintf (stderr, "genpeimg [options] files...\n");
@@ -204,6 +204,7 @@
 	case 'h':
 	  if (h[2] == 0)
 	    show_usage ();
+	  /* fallthru */
 	default:
 error_point:
 	  fprintf (stderr, "Unknown option ,%s'\n", h);