From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 5E526385AC3C; Tue, 25 Oct 2022 15:28:00 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 5E526385AC3C DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sourceware.org; s=default; t=1666711680; bh=DDK1IrRgPJ/twrRzqSdv7W5KBZCegkYxs7W9zwvkWuE=; h=From:To:Subject:Date:In-Reply-To:References:From; b=L7lgx7kxNo5mD/+++j6B2NHZkkrl214k6izISXlDmz6vc3iv24f04+5HH++7zy9pB uwas+z81C1ZhiS9gllrKJJbgULwbAq+r/jX+9NavYBgv8vwQRbb5ahmg2IE2VY/ywq lrfgUG6tzLYOdX1oJFGoeDDpz+RLoqzGrb/xxtY8= From: "nickpelling at nickpelling dot com" To: gdb-prs@sourceware.org Subject: [Bug gdb/29702] Huge slowdown just after loading thread DWARF data when hitting breakpoints (gdb in MCUXpresso / Eclipse) Date: Tue, 25 Oct 2022 15:27:58 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gdb X-Bugzilla-Component: gdb X-Bugzilla-Version: 10.1 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: nickpelling at nickpelling dot com X-Bugzilla-Status: UNCONFIRMED X-Bugzilla-Resolution: X-Bugzilla-Priority: P2 X-Bugzilla-Assigned-To: unassigned at sourceware dot 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://sourceware.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 List-Id: https://sourceware.org/bugzilla/show_bug.cgi?id=3D29702 --- Comment #5 from Nick Pelling --- Hi Simon, Yes, readelf does indeed reveal numerous suspicious-looking zero-offset mac= ros in our file (in fact, 16257 of them), e.g.: DW_MACRO_import - offset : 0x0 DW_MACRO_start_file - lineno: 16 filenum: 3 filename: c:\nxp\mcuxpressoide_11.1.0_3209\ide\tools\lib\gcc\arm-none-eabi\8.3.1\incl= ude/stddef.h DW_MACRO_import - offset : 0x0 DW_MACRO_end_file I'm reasonably certain that this will turn out to be the smoking gun here, = so thanks very much for your help! My next step is to try to get hold of an updated gcc linker for the Cortex-M7 and see if that fixes the issue. I'll update this ticket when I have more information. Cheers, Nick --=20 You are receiving this mail because: You are on the CC list for the bug.=