From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 15C713858C36; Fri, 22 Dec 2023 13:52:35 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 15C713858C36 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1703253155; bh=7chiA8GytyoQXvxVYAj06qnkjByxqWLRQG8m5ollOYk=; h=From:To:Subject:Date:From; b=IViTZG1fQpjTg35hRHt7QlcAmBlpXaCRQYwMTmXm3v7Mai+NLuKxnUrqcsOMSQsHB rYw3B3DFByq37Bd5ADPeuKL6LFGiqzZpMMu0eYIzbMsa6pWbb4Wo2/0QDpOKlipaWp ytzrF1mqqnfayA7vigcZS/r800N21yYoXkEhyDQU= From: "fkastl at suse dot cz" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/113114] New: ICE in try_promote_writeback aarch64-ldp-fusion.cc Date: Fri, 22 Dec 2023 13:52:34 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: target X-Bugzilla-Version: 14.0 X-Bugzilla-Keywords: ice-on-valid-code, needs-bisection X-Bugzilla-Severity: normal X-Bugzilla-Who: fkastl at suse dot cz 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 target_milestone cf_gcchost 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 List-Id: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D113114 Bug ID: 113114 Summary: ICE in try_promote_writeback aarch64-ldp-fusion.cc Product: gcc Version: 14.0 Status: UNCONFIRMED Keywords: ice-on-valid-code, needs-bisection Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: fkastl at suse dot cz Target Milestone: --- Host: x86_64-pc-linux-gnu Target: aarch64-linux-gnu While compiling the GCC testcase gcc.c-torture/execute/pr59643.c using an aarch64 crosscompiler with these options aarch64-linux-gnu-gcc /home/worker/buildworker/tiber-option-juggler/build/gcc/testsuite/gcc.c-tor= ture/execute/pr59643.c -mabi=3Dilp32 -O2 the compiler runs into an ICE during RTL pass: ldp_fusion /home/worker/buildworker/tiber-option-juggler/build/gcc/testsuite/gcc.c-tor= ture/execute/pr59643.c: In function =E2=80=98foo=E2=80=99: /home/worker/buildworker/tiber-option-juggler/build/gcc/testsuite/gcc.c-tor= ture/execute/pr59643.c:11:1: internal compiler error: in try_promote_writeback, at config/aarch64/aarch64-ldp-fusion.cc:2604 11 | } | ^ 0x789ba3 try_promote_writeback =20=20=20=20=20=20=20 /home/worker/buildworker/tiber-gcc-trunk-aarch64/build/gcc/config/aarch64/a= arch64-ldp-fusion.cc:2604 0x789ba3 ldp_fusion_bb(rtl_ssa::bb_info*) =20=20=20=20=20=20=20 /home/worker/buildworker/tiber-gcc-trunk-aarch64/build/gcc/config/aarch64/a= arch64-ldp-fusion.cc:2635 0x11bc4a7 ldp_fusion() =20=20=20=20=20=20=20 /home/worker/buildworker/tiber-gcc-trunk-aarch64/build/gcc/config/aarch64/a= arch64-ldp-fusion.cc:2655 0x11bc528 execute =20=20=20=20=20=20=20 /home/worker/buildworker/tiber-gcc-trunk-aarch64/build/gcc/config/aarch64/a= arch64-ldp-fusion.cc:2705 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. Configuration of the compiler: Using built-in specs. COLLECT_GCC=3D/home/worker/cross/bin/aarch64-linux-gnu-gcc COLLECT_LTO_WRAPPER=3D/home/worker/cross/libexec/gcc/aarch64-linux-gnu/14.0= .0/lto-wrapper Target: aarch64-linux-gnu Configured with: /home/worker/buildworker/tiber-gcc-trunk-aarch64/build/configure --enable-languages=3Dc,c++,fortran,rust,m2 --disable-bootstrap --disable-libsanitizer --disable-multilib --enable-checking=3Drelease --prefix=3D/home/worker/cross --target=3Daarch64-linux-gnu --with-as=3D/usr/bin/aarch64-suse-linux-as Thread model: posix Supported LTO compression algorithms: zlib zstd gcc version 14.0.0 20231221 (experimental) ec2ec24a4d4d1175f72641a95010c2312eb38ccd (GCC)=