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authorAndreas Schwab <schwab@redhat.com>2011-10-13 12:39:24 +0200
committerAndreas Schwab <schwab@redhat.com>2011-10-13 13:34:41 +0200
commit5298ffa828f2a7fe9e16c7f8971273a36a7530e6 (patch)
treece0c5a326cbb1db57155111ada40f0064c229888 /string
parentf9e123204e9a96d421c9f9ce011d567ce9f8e217 (diff)
Add memrchr tests
Diffstat (limited to 'string')
-rw-r--r--string/stratcliff.c35
1 files changed, 33 insertions, 2 deletions
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 <drepper@cygnus.com>, 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 */