diff --git a/string/test-strlen.c b/string/test-strlen.c index 6e67d1f1f1..c9a7afb339 100644 --- a/string/test-strlen.c +++ b/string/test-strlen.c @@ -79,7 +79,7 @@ do_test (size_t align, size_t len) { size_t i; - align &= 63; + align &= (getpagesize () / sizeof (CHAR)) - 1; if (align + sizeof (CHAR) * len >= page_size) return; @@ -160,6 +160,19 @@ test_main (void) do_test (sizeof (CHAR) * i, (size_t)((1 << i) / 1.5)); } + /* Test strings near page boundary */ + + size_t maxlength = 64 / sizeof (CHAR) - 1; + size_t pagesize = getpagesize () / sizeof (CHAR); + + for (i = maxlength ; i > 1; --i) + { + /* String stays on the same page. */ + do_test (pagesize - i, i - 1); + /* String crosses page boundary. */ + do_test (pagesize - i, maxlength); + } + do_random_tests (); return ret; }