From 9fb0cae85c1266abff645b831b7070113c89d0aa Mon Sep 17 00:00:00 2001 From: Roland McGrath Date: Fri, 11 Apr 2003 22:11:44 +0000 Subject: * string/test-strcmp.c (do_random_tests): Test whether return value has been promoted to wordsize if the ABI requires caller to do so. * string/test-strncmp.c (do_random_tests): Likewise. * string/test-memcmp.c (do_random_tests): Likewise. * sysdeps/powerpc/powerpc64/strcmp.S (strcmp): Sign extend rRTN before returning. --- string/test-strncmp.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) (limited to 'string/test-strncmp.c') diff --git a/string/test-strncmp.c b/string/test-strncmp.c index 2c49e576d6..4fed4e50f1 100644 --- a/string/test-strncmp.c +++ b/string/test-strncmp.c @@ -1,5 +1,5 @@ /* Test and measure strncmp functions. - Copyright (C) 1999, 2002 Free Software Foundation, Inc. + Copyright (C) 1999, 2002, 2003 Free Software Foundation, Inc. This file is part of the GNU C Library. Written by Jakub Jelinek , 1999. @@ -132,7 +132,8 @@ static void do_random_tests (void) { size_t i, j, n, align1, align2, pos, len1, len2, size; - int result, r; + int result; + long r; unsigned char *p1 = buf1 + page_size - 512; unsigned char *p2 = buf2 + page_size - 512; @@ -206,11 +207,14 @@ do_random_tests (void) FOR_EACH_IMPL (impl, 1) { r = CALL (impl, p1 + align1, p2 + align2, size); + /* Test whether on 64-bit architectures where ABI requires + callee to promote has the promotion been done. */ + asm ("" : "=g" (r) : "0" (r)); if ((r == 0 && result) || (r < 0 && result >= 0) || (r > 0 && result <= 0)) { - error (0, 0, "Iteration %zd - wrong result in function %s (%zd, %zd, %zd, %zd, %zd, %zd) %d != %d, p1 %p p2 %p", + error (0, 0, "Iteration %zd - wrong result in function %s (%zd, %zd, %zd, %zd, %zd, %zd) %ld != %d, p1 %p p2 %p", n, impl->name, align1, align2, len1, len2, pos, size, r, result, p1, p2); ret = 1; } -- cgit v1.2.3