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changeset 13503:d352958def8f

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strtok_r: Avoid triggering bug in AIX 7.1 xlc compiler.
author Bruno Haible <bruno@clisp.org>
date Fri, 30 Jul 2010 21:37:36 +0200
parents 0f27e46d4392
children 43d4c2eaeda9
files ChangeLog m4/strtok_r.m4
diffstat 2 files changed, 11 insertions(+), 3 deletions(-) [+]
line wrap: on
line diff
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+2010-07-30  Bruno Haible  <bruno@clisp.org>
+
+	strtok_r: Avoid triggering bug in AIX 7.1 xlc compiler.
+	* m4/strtok_r.m4 (gl_FUNC_STRTOK_R): Don't cast an invalid address to
+	a 'char *'.
+	Reported by Rainer Tammer.
+
 2010-07-30  Bruno Haible  <bruno@clisp.org>
 
 	unlink: Update regarding AIX.
--- a/m4/strtok_r.m4
+++ b/m4/strtok_r.m4
@@ -1,4 +1,4 @@
-# strtok_r.m4 serial 10
+# strtok_r.m4 serial 11
 dnl Copyright (C) 2002-2004, 2006-2007, 2009-2010 Free Software Foundation,
 dnl Inc.
 dnl This file is free software; the Free Software Foundation
@@ -30,8 +30,9 @@
               #include <stdlib.h>
               #include <string.h>
             ]],
-            [[char delimiters[] = "xxxxxxxx";
-              char *save_ptr = (char *) 0xd0d0;
+            [[static const char dummy[] = "\177\01a";
+              char delimiters[] = "xxxxxxxx";
+              char *save_ptr = (char *) dummy;
               strtok_r (delimiters, "x", &save_ptr);
               strtok_r (NULL, "x", &save_ptr);
               return 0;