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From: "egallager at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug tree-optimization/107876] [13 Regression] ICE in verify_dominators, at dominance.cc:1184 (error: dominator of 4 should be 14, not 16) since r13-3749-g7314b98b1bcd382c
Date: Fri, 01 Sep 2023 21:43:46 +0000 [thread overview]
Message-ID: <bug-107876-4-0G8e1p0bVA@http.gcc.gnu.org/bugzilla/> (raw)
In-Reply-To: <bug-107876-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107876
Eric Gallager <egallager at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Resolution|FIXED |---
Keywords| |testsuite-fail
CC| |egallager at gcc dot gnu.org
Status|RESOLVED |REOPENED
--- Comment #8 from Eric Gallager <egallager at gcc dot gnu.org> ---
(In reply to Francois-Xavier Coudert from comment #7)
> The test case (g++.dg/tree-ssa/pr107876.C) fails on aarch64-darwin.
>
> FAIL: g++.dg/tree-ssa/pr107876.C -std=gnu++14 scan-tree-dump unswitch
> "unswitching loop 1 on .switch. with condition: i_[0-9]+\\(D\\) == 2"
> FAIL: g++.dg/tree-ssa/pr107876.C -std=gnu++17 scan-tree-dump unswitch
> "unswitching loop 1 on .switch. with condition: i_[0-9]+\\(D\\) == 2"
> FAIL: g++.dg/tree-ssa/pr107876.C -std=gnu++20 scan-tree-dump unswitch
> "unswitching loop 1 on .switch. with condition: i_[0-9]+\\(D\\) == 2"
>
> The output says:
>
> ;; Function test17 (_Z6test17i, funcdef_no=0, decl_uid=4194, cgraph_uid=1,
> symbol_order=0)
>
> Estimating # of iterations of loop 1
> g++.dg/tree-ssa/pr107876.C:21:7: optimized: unswitching loop 1 on 'if' with
> condition: i_7(D) == 0
> g++.dg/tree-ssa/pr107876.C:21:7: note: optimized sizes estimated to 0 (true)
> and 0 (false) from original size 16
reopening, then
next prev parent reply other threads:[~2023-09-01 21:43 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-11-26 8:18 [Bug tree-optimization/107876] New: [13 Regression] ICE in verify_dominators, at dominance.cc:1184 (error: dominator of 4 should be 14, not 16) asolokha at gmx dot com
2022-11-26 17:46 ` [Bug tree-optimization/107876] " pinskia at gcc dot gnu.org
2022-11-26 17:48 ` pinskia at gcc dot gnu.org
2022-11-28 6:48 ` [Bug tree-optimization/107876] [13 Regression] ICE in verify_dominators, at dominance.cc:1184 (error: dominator of 4 should be 14, not 16) since r13-3749-g7314b98b1bcd382c marxin at gcc dot gnu.org
2022-11-28 7:36 ` rguenth at gcc dot gnu.org
2022-11-28 8:13 ` rguenth at gcc dot gnu.org
2022-11-28 9:05 ` cvs-commit at gcc dot gnu.org
2022-11-28 9:05 ` rguenth at gcc dot gnu.org
2023-08-19 9:27 ` fxcoudert at gcc dot gnu.org
2023-09-01 21:43 ` egallager at gcc dot gnu.org [this message]
2023-09-12 7:12 ` rguenth at gcc dot gnu.org
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