From: Jim Meyering <jim@meyering.net>
Date: Thu, 19 May 2005 10:34:46 +0000 (+0000)
Subject: (decode_field_spec): Add an abort after
X-Git-Tag: CPPI-1_12~757
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=1dacfee21a7c524f31acee9ea4dea4862fa43b1b;p=platform%2Fupstream%2Fcoreutils.git

(decode_field_spec): Add an abort after
`error (EXIT_FAILURE, ...' to avoid a gcc warning in caller,
about variables being used uninitialized.
---

diff --git a/src/join.c b/src/join.c
index a1c1f4a..8f44612 100644
--- a/src/join.c
+++ b/src/join.c
@@ -664,6 +664,12 @@ decode_field_spec (const char *s, int *file_index, size_t *field_index)
     default:
       error (EXIT_FAILURE, 0,
 	     _("invalid file number in field spec: %s"), quote (s));
+
+      /* Tell gcc -W -Wall that we can't get beyond this point.
+	 This avoids a warning (otherwise legit) that the caller's copies
+	 of *file_index and *field_index might be used uninitialized.  */
+      abort ();
+
       break;
     }
 }