From b3f479a85a3e191befbe821d787d7f71c0f64e79 Mon Sep 17 00:00:00 2001 From: Liubov Dmitrieva Date: Wed, 15 Aug 2012 21:06:55 +0200 Subject: Fix segmentation fault in strncasecmp for i686 2012-08-15 Liubov Dmitrieva [BZ #14195] * sysdeps/i386/i686/multiarch/strcmp-sssse3.S: Fix segmentation fault for a case of two empty input strings. * string/test-strncasecmp.c (check1): Renamed to... (bz12205): ...this. (bz14195): Add new testcase for two empty input strings and N > 0. (test_main): Call new testcase, adapt for renamed function. --- string/test-strncasecmp.c | 18 ++++++++++++++---- 1 file changed, 14 insertions(+), 4 deletions(-) (limited to 'string/test-strncasecmp.c') diff --git a/string/test-strncasecmp.c b/string/test-strncasecmp.c index 6c17530..acfe668 100644 --- a/string/test-strncasecmp.c +++ b/string/test-strncasecmp.c @@ -1,5 +1,5 @@ /* Test and measure strncasecmp functions. - Copyright (C) 1999, 2002, 2003, 2005, 2010 Free Software Foundation, Inc. + Copyright (C) 1999-2012 Free Software Foundation, Inc. This file is part of the GNU C Library. Written by Jakub Jelinek , 1999. @@ -251,9 +251,9 @@ do_random_tests (void) } } - +/* Regression test for BZ #12205 */ static void -check1 (void) +bz12205 (void) { static char cp [4096+16] __attribute__ ((aligned(4096))); static char gotrel[4096] __attribute__ ((aligned(4096))); @@ -270,6 +270,15 @@ check1 (void) check_result (impl, s1, s2, n, exp_result); } +/* Regression test for BZ #14195 */ +static void +bz14195 (void) +{ + const char *empty_string = ""; + FOR_EACH_IMPL (impl, 0) + check_result (impl, empty_string, "", 5, 0); +} + int test_main (void) { @@ -277,7 +286,8 @@ test_main (void) test_init (); - check1 (); + bz12205 (); + bz14195 (); printf ("%23s", ""); FOR_EACH_IMPL (impl, 0) -- cgit v1.1