From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from smtp-out2.suse.de (smtp-out2.suse.de [IPv6:2001:67c:2178:6::1d]) by sourceware.org (Postfix) with ESMTPS id 2977A3858D3C for ; Tue, 21 Feb 2023 09:33:01 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 2977A3858D3C Authentication-Results: sourceware.org; dmarc=pass (p=none dis=none) header.from=suse.de Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=suse.de Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by smtp-out2.suse.de (Postfix) with ESMTPS id 21BC01FF1A for ; Tue, 21 Feb 2023 09:33:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1676971980; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc: mime-version:mime-version:content-type:content-type; bh=0qvqPa3sHD09XzxmALK/9sBsmqMv8cVVpRX7qkigw6s=; b=rN95w/dmQ83LgSORCP8PTiY4sm1NjudHPdUNfepm+IFToO/pYgMkDAEo+Nau4zNt2SkA+Q XNhVMNM5oA9PbnDG+bkQOa52J+S2n7l/rJnLhqwvoquYzfJggo58P2TYKmMbS0Z5hyXpXR hbKNqCTzkjNiKPsjp63Zk6VYdFWdFqY= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1676971980; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc: mime-version:mime-version:content-type:content-type; bh=0qvqPa3sHD09XzxmALK/9sBsmqMv8cVVpRX7qkigw6s=; b=2kUOy0xNct2xyRo+Kk19QBodi4qe0Rr0XRhtvAjg8CZRKIfIIdQ1L8Z5c4FTnJJwAnOC2s Vnd6B2k5ddQrm2Ag== Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by imap2.suse-dmz.suse.de (Postfix) with ESMTPS id 03F1913481 for ; Tue, 21 Feb 2023 09:32:59 +0000 (UTC) Received: from dovecot-director2.suse.de ([192.168.254.65]) by imap2.suse-dmz.suse.de with ESMTPSA id 6lxxO8uP9GPpLAAAMHmgww (envelope-from ) for ; Tue, 21 Feb 2023 09:32:59 +0000 Date: Tue, 21 Feb 2023 10:32:59 +0100 (CET) From: Richard Biener To: gcc-patches@gcc.gnu.org Subject: [PATCH] tree-optimization/108855 - new testcase MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Message-Id: <20230221093300.03F1913481@imap2.suse-dmz.suse.de> X-Spam-Status: No, score=-11.7 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,GIT_PATCH_0,SPF_HELO_NONE,SPF_PASS,TXREP autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: New testcase for the fixed bug. Pushed. PR tree-optimization/108855 * gcc.dg/pr108855.c: New testcase. --- gcc/testsuite/gcc.dg/pr108855.c | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) create mode 100644 gcc/testsuite/gcc.dg/pr108855.c diff --git a/gcc/testsuite/gcc.dg/pr108855.c b/gcc/testsuite/gcc.dg/pr108855.c new file mode 100644 index 00000000000..f79638f692f --- /dev/null +++ b/gcc/testsuite/gcc.dg/pr108855.c @@ -0,0 +1,23 @@ +/* { dg-do compile } */ +/* { dg-options "-O1" } */ + +int m; + +int +undefined (int); + +__attribute__ ((pure, returns_twice)) int +bar (void) +{ + m = 1; + while (m) + m = 2; + + return m; +} + +int +foo (void) +{ + return undefined (bar ()); +} -- 2.35.3