From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 593603857434; Tue, 22 Mar 2022 08:54:05 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 593603857434 From: "tnfchris at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug lto/105012] New: [12 Regression] wrf from SPECCPU2017 ICEs during LTO linking Date: Tue, 22 Mar 2022 08:54:05 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: lto X-Bugzilla-Version: 12.0 X-Bugzilla-Keywords: ice-on-valid-code 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: bug_id short_desc product version bug_status keywords bug_severity priority component assigned_to reporter cc target_milestone cf_gcctarget Message-ID: 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 X-BeenThere: gcc-bugs@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-bugs mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 22 Mar 2022 08:54:05 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D105012 Bug ID: 105012 Summary: [12 Regression] wrf from SPECCPU2017 ICEs during LTO linking Product: gcc Version: 12.0 Status: UNCONFIRMED Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: lto Assignee: unassigned at gcc dot gnu.org Reporter: tnfchris at gcc dot gnu.org CC: marxin at gcc dot gnu.org Target Milestone: --- Target: aarch64-* wrf when linking with -mcpu=3Dnative -Ofast -fomit-frame-pointer -flto=3Dau= to --param ipa-cp-eval-threshold=3D1 --param ipa-cp-unit-growth=3D80 (have not= reduced flags yet) fails during final link with: during GIMPLE pass: ifcvt module_cam_mp_ndrop.fppized.f90: In function 'dropmixnuc': module_cam_mp_ndrop.fppized.f90:33:27: internal compiler error: Segmentation fault 33 | subroutine dropmixnuc(lchnk, ncol, ncldwtr,tendnd, temp,omega= , & | ^ 0xb9bee3 crash_signal /data/tamar/ci/work/5c94c4ced6ebfcd0/gcc/toplev.cc:322 0xc93978 first_imm_use_stmt /data/tamar/ci/work/5c94c4ced6ebfcd0/gcc/ssa-iterators.h:932 0xc93978 dse_classify_store(ao_ref*, gimple*, bool, simple_bitmap_def*, boo= l*, tree_node*) /data/tamar/ci/work/5c94c4ced6ebfcd0/gcc/tree-ssa-dse.cc:954 0xbf9263 ifcvt_local_dce /data/tamar/ci/work/5c94c4ced6ebfcd0/gcc/tree-if-conv.cc:3154 0xbfe1b7 tree_if_conversion(loop*, vec*) /data/tamar/ci/work/5c94c4ced6ebfcd0/gcc/tree-if-conv.cc:3383 0xc000af execute /data/tamar/ci/work/5c94c4ced6ebfcd0/gcc/tree-if-conv.cc:3461 0xc000af execute /data/tamar/ci/work/5c94c4ced6ebfcd0/gcc/tree-if-conv.cc:3449 Please submit a full bug report, with preprocessed source (by using -freport-bug). Please include the complete backtrace with any bug report. See for instructions. make[1]: *** [/opt/buildAgent/temp/buildTmp/ccGjHi3g.ltrans8.ltrans.o] Erro= r 1 This has started somewhere between g:79e210f0c8e1fad875333e93b5ae2fe9b4879b= 7a and g:9fc8f278ebebc57537dc0cb9d33e36d932be0bc3 Sorry for the lack of a small reproducer, still need to learn how to reduce= LTO cases properly.. Note that this range does contain a fix for the threader failure for wrf in PR102943 but not sure if related.=