diff options
Diffstat (limited to 'REORG.TODO/string/tst-strlen.c')
| -rw-r--r-- | REORG.TODO/string/tst-strlen.c | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/REORG.TODO/string/tst-strlen.c b/REORG.TODO/string/tst-strlen.c new file mode 100644 index 0000000000..15fbc8bd7b --- /dev/null +++ b/REORG.TODO/string/tst-strlen.c @@ -0,0 +1,57 @@ +/* Make sure we don't test the optimized inline functions if we want to + test the real implementation. */ +#undef __USE_STRING_INLINES + +#include <stdio.h> +#include <string.h> + +int +do_test (void) +{ + static const size_t lens[] = { 0, 1, 0, 2, 0, 1, 0, 3, + 0, 1, 0, 2, 0, 1, 0, 4 }; + char basebuf[24 + 32]; + size_t base; + + for (base = 0; base < 32; ++base) + { + char *buf = basebuf + base; + size_t words; + + for (words = 0; words < 4; ++words) + { + size_t last; + memset (buf, 'a', words * 4); + + for (last = 0; last < 16; ++last) + { + buf[words * 4 + 0] = (last & 1) != 0 ? 'b' : '\0'; + buf[words * 4 + 1] = (last & 2) != 0 ? 'c' : '\0'; + buf[words * 4 + 2] = (last & 4) != 0 ? 'd' : '\0'; + buf[words * 4 + 3] = (last & 8) != 0 ? 'e' : '\0'; + buf[words * 4 + 4] = '\0'; + + if (strlen (buf) != words * 4 + lens[last]) + { + printf ("\ +strlen failed for base=%Zu, words=%Zu, and last=%Zu (is %zd, expected %zd)\n", + base, words, last, + strlen (buf), words * 4 + lens[last]); + return 1; + } + + if (strnlen (buf, -1) != words * 4 + lens[last]) + { + printf ("\ +strnlen failed for base=%Zu, words=%Zu, and last=%Zu (is %zd, expected %zd)\n", + base, words, last, + strnlen (buf, -1), words * 4 + lens[last]); + return 1; + } + } + } + } + return 0; +} + +#include <support/test-driver.c> |