From 5298ffa828f2a7fe9e16c7f8971273a36a7530e6 Mon Sep 17 00:00:00 2001 From: Andreas Schwab Date: Thu, 13 Oct 2011 12:39:24 +0200 Subject: Add memrchr tests --- ChangeLog | 4 ++++ string/stratcliff.c | 35 +++++++++++++++++++++++++++++++++-- 2 files changed, 37 insertions(+), 2 deletions(-) diff --git a/ChangeLog b/ChangeLog index 1b7499c805..a917b6e51e 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,7 @@ +2011-10-13 Andreas Schwab + + * string/stratcliff.c: Add memrchr tests. + 2011-10-12 Liubov Dmitrieva * sysdeps/i386/i686/multiarch/Makefile (sysdep_routines): Add diff --git a/string/stratcliff.c b/string/stratcliff.c index 5165be2d13..5176409c5b 100644 --- a/string/stratcliff.c +++ b/string/stratcliff.c @@ -1,5 +1,5 @@ /* Test for string function add boundaries of usable memory. - Copyright (C) 1996,1997,1999-2003,2007,2009,2010 + Copyright (C) 1996,1997,1999-2003,2007,2009,2010,2011 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper , 1996. @@ -240,7 +240,7 @@ do_test (void) } } - /* This function only exists for single-byte characters. */ + /* These functions only exist for single-byte characters. */ #ifndef WCSTEST /* rawmemchr test */ for (outer = nchars - 1; outer >= MAX (0, nchars - 128); --outer) @@ -261,6 +261,37 @@ do_test (void) adr[middle] = L('T'); } } + + /* memrchr test */ + for (outer = nchars - 1; outer >= MAX (0, nchars - 128); --outer) + { + for (middle = MAX (outer, nchars - 64); middle < nchars; ++middle) + { + adr[middle] = L('V'); + + CHAR *cp = memrchr (&adr[outer], L('V'), nchars - outer); + + if (cp - &adr[outer] != middle - outer) + { + printf ("%s flunked for outer = %d, middle = %d\n", + STRINGIFY (memrchr), outer, middle); + result = 1; + } + + adr[middle] = L('T'); + } + } + for (outer = nchars; outer >= MAX (0, nchars - 128); --outer) + { + CHAR *cp = memrchr (&adr[outer], L('V'), nchars - outer); + + if (cp != NULL) + { + printf ("%s flunked for outer = %d\n", + STRINGIFY (memrchr), outer); + result = 1; + } + } #endif /* strcpy/wcscpy test */ -- cgit 1.4.1