From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 1666) id 1B8FB3858404; Wed, 29 Sep 2021 12:35:24 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 1B8FB3858404 MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="utf-8" From: Richard Biener To: gcc-cvs@gcc.gnu.org Subject: [gcc r12-3959] testsuite/102517 - fix FAIL of gcc.dg/pr78408-1.c with OImode availability X-Act-Checkin: gcc X-Git-Author: Richard Biener X-Git-Refname: refs/heads/master X-Git-Oldrev: 4c7731081647c22cbd249dc0faa20c3df9ed6411 X-Git-Newrev: b34fa88becb6367229074f25ef9e2de6f4594b58 Message-Id: <20210929123524.1B8FB3858404@sourceware.org> Date: Wed, 29 Sep 2021 12:35:24 +0000 (GMT) X-BeenThere: gcc-cvs@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-cvs mailing list List-Unsubscribe: , List-Archive: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 29 Sep 2021 12:35:24 -0000 https://gcc.gnu.org/g:b34fa88becb6367229074f25ef9e2de6f4594b58 commit r12-3959-gb34fa88becb6367229074f25ef9e2de6f4594b58 Author: Richard Biener Date: Wed Sep 29 14:32:32 2021 +0200 testsuite/102517 - fix FAIL of gcc.dg/pr78408-1.c with OImode availability This fixes the testcase which looks for variants of memcpy after memset folding which is disturbed when we expand the memcpy inline earlier which in fact performs the desired optimization but makes the dump file not match. For the ease of testing the following adjusts the smaller structure size to be no longer power-of-two which avoids the inline expansion. 2021-09-29 Richard Biener PR testsuite/102517 * gcc.dg/pr78408-1.c: Make S not power-of-two size. Diff: --- gcc/testsuite/gcc.dg/pr78408-1.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/gcc/testsuite/gcc.dg/pr78408-1.c b/gcc/testsuite/gcc.dg/pr78408-1.c index 94e2090b374..dc9870ac6af 100644 --- a/gcc/testsuite/gcc.dg/pr78408-1.c +++ b/gcc/testsuite/gcc.dg/pr78408-1.c @@ -3,7 +3,7 @@ /* { dg-options "-O2 -fdump-tree-fab1-details" } */ /* { dg-final { scan-tree-dump-times "after previous" 17 "fab1" } } */ -struct S { char a[32]; }; +struct S { char a[33]; }; struct T { char a[65536]; }; void bar (int, struct S *, struct S *, struct T *, struct T *); void baz (char *, char *);