From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 094333858D3C; Mon, 14 Nov 2022 13:09:04 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 094333858D3C DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1668431344; bh=vxpdQC1qka3/Vs7vin7Ain8SuGRX+2bYYrsw8fSmmjk=; h=From:To:Subject:Date:In-Reply-To:References:From; b=r2w1AeaRywp9uwS4Im44tb2PifWol6cCYttT0x4gt2cqDD/2+cPUQVblqNucDd4ia SKwOuOZlqx7V8D9S0K6zv9bYccGtvOFwXhx1dsOk1eDK1KVtpybqjBFrzLqg0MSi3E MASWILgXqgA80516R/moiW/rHXwccpNrOsyTl7zk= From: "tnfchris at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug libstdc++/107675] [13 Regression] GCC-13 is significantly slower to startup on C++ programs Date: Mon, 14 Nov 2022 13:09:03 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: libstdc++ X-Bugzilla-Version: 13.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: tnfchris at gcc dot gnu.org X-Bugzilla-Status: UNCONFIRMED X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 List-Id: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D107675 --- Comment #1 from Tamar Christina --- Note that to test this, the glibc version stayed the same. Also when using the default dynamically linked version, pointing to the GCC= -12 libstdc++ from the GCC-13 also has no slowdown. So this seems to be someth= ing in libstdc++.=