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Diffstat (limited to 'string/tester.c')
-rw-r--r--string/tester.c42
1 files changed, 39 insertions, 3 deletions
diff --git a/string/tester.c b/string/tester.c
index e57b279fa4..d376db2a67 100644
--- a/string/tester.c
+++ b/string/tester.c
@@ -208,7 +208,19 @@ DEFUN(main, (argc, argv), int argc AND char **argv)
it = "strlen";
check(strlen("") == 0, 1); /* Empty. */
check(strlen("a") == 1, 2); /* Single char. */
- check(strlen("abcd") == 4, 3); /* Multiple chars. */
+ check(strlen("abcd") == 4, 3); /* Multiple chars. */
+ {
+ char buf[4096];
+ int i;
+ char *p;
+ for (i=0; i < 0x100; i++)
+ {
+ p = (char *)((int)(buf + 0xff) & ~0xff) + i;
+ strcpy (p, "OK");
+ strcpy (p+3, "BAD/WRONG");
+ check(strlen(p) == 2, 4+i);
+ }
+ }
/* strchr. */
it = "strchr";
@@ -223,6 +235,18 @@ DEFUN(main, (argc, argv), int argc AND char **argv)
(void) strcpy(one, "");
check(strchr(one, 'b') == NULL, 7); /* Empty string. */
check(strchr(one, '\0') == one, 8); /* NUL in empty string. */
+ {
+ char buf[4096];
+ int i;
+ char *p;
+ for (i=0; i < 0x100; i++)
+ {
+ p = (char *)((int)(buf + 0xff) & ~0xff) + i;
+ strcpy (p, "OK");
+ strcpy (p+3, "BAD/WRONG");
+ check(strchr(p, '/') == NULL, 9+i);
+ }
+ }
#if 0
/* index - just like strchr. */
@@ -253,6 +277,18 @@ DEFUN(main, (argc, argv), int argc AND char **argv)
(void) strcpy(one, "");
check(strrchr(one, 'b') == NULL, 7); /* Empty string. */
check(strrchr(one, '\0') == one, 8); /* NUL in empty string. */
+ {
+ char buf[4096];
+ int i;
+ char *p;
+ for (i=0; i < 0x100; i++)
+ {
+ p = (char *)((int)(buf + 0xff) & ~0xff) + i;
+ strcpy (p, "OK");
+ strcpy (p+3, "BAD/WRONG");
+ check(strrchr(p, '/') == NULL, 9+i);
+ }
+ }
#if 0
/* rindex - just like strrchr. */
@@ -515,8 +551,8 @@ DEFUN(main, (argc, argv), int argc AND char **argv)
char buf[128 + sizeof(long)];
long align, len, i, pos;
- for (align = 0; align < sizeof(long); ++align) {
- for (len = 0; len < sizeof(buf) - align; ++len) {
+ for (align = 0; align < (long) sizeof(long); ++align) {
+ for (len = 0; len < (long) (sizeof(buf) - align); ++len) {
for (i = 0; i < len; ++i) {
buf[align + i] = 'x'; /* don't depend on memset... */
}