--- autogen-5.18.14/getdefs/getdefs.c.orig	2017-09-11 06:52:36.000000000 +0200
+++ autogen-5.18.14/getdefs/getdefs.c	2018-08-02 18:46:43.118172227 +0200
@@ -495,7 +495,10 @@
      *       and insert the index into the output.
      */
     if (pzIndexText != NULL) {
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wformat-overflow"
         sprintf(def_str, "  %s'", name_bf);
+#pragma GCC diagnostic pop
         pzOut = assignIndex(pzOut, def_bf);
     }
 
--- autogen-5.18.14/autoopts/usage.c.orig	2017-09-11 06:52:36.000000000 +0200
+++ autogen-5.18.14/autoopts/usage.c	2018-08-02 21:31:30.802129316 +0200
@@ -787,7 +787,10 @@
             if (l > nmlen)  nmlen = l;
         } while (od++, (--ct > 0));
 
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wformat-truncation"
         snprintf(vfmt, sizeof(vfmt), vfmtfmt, (unsigned int)nmlen + 4);
+#pragma GCC diagnostic pop
     }
 
     if (tab_skip_ct > 0)