From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 489DD3858002; Tue, 30 Mar 2021 14:11:18 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 489DD3858002 From: "zsojka at seznam dot cz" To: gcc-bugs@gcc.gnu.org Subject: [Bug rtl-optimization/99830] New: [11 Regression] ICE: in lra_eliminate_regs_1, at lra-eliminations.c:659 with -O2 -fno-expensive-optimizations -fno-split-wide-types -g Date: Tue, 30 Mar 2021 14:11:18 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: rtl-optimization X-Bugzilla-Version: 11.0 X-Bugzilla-Keywords: ice-on-valid-code X-Bugzilla-Severity: normal X-Bugzilla-Who: zsojka at seznam 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 attachments.created 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, 30 Mar 2021 14:11:18 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D99830 Bug ID: 99830 Summary: [11 Regression] ICE: in lra_eliminate_regs_1, at lra-eliminations.c:659 with -O2 -fno-expensive-optimizations -fno-split-wide-types -g Product: gcc Version: 11.0 Status: UNCONFIRMED Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: rtl-optimization Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Host: x86_64-pc-linux-gnu Target: aarch64-unknown-linux-gnu Created attachment 50488 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=3D50488&action=3Dedit reduced testcase Compiler output: $ aarch64-unknown-linux-gnu-gcc -O2 -fno-expensive-optimizations -fno-split-wide-types -g testcase.c during RTL pass: reload testcase.c: In function 'foo': testcase.c:6:1: internal compiler error: in lra_eliminate_regs_1, at lra-eliminations.c:659 6 | } | ^ 0x73e41c lra_eliminate_regs_1(rtx_insn*, rtx_def*, machine_mode, bool, bool, poly_int<2u, long>, bool) /repo/gcc-trunk/gcc/lra-eliminations.c:659 0xf16d42 lra_eliminate_regs_1(rtx_insn*, rtx_def*, machine_mode, bool, bool, poly_int<2u, long>, bool) /repo/gcc-trunk/gcc/lra-eliminations.c:602 0xf16b3c lra_eliminate_regs_1(rtx_insn*, rtx_def*, machine_mode, bool, bool, poly_int<2u, long>, bool) /repo/gcc-trunk/gcc/lra-eliminations.c:503 0xf16ba9 lra_eliminate_regs_1(rtx_insn*, rtx_def*, machine_mode, bool, bool, poly_int<2u, long>, bool) /repo/gcc-trunk/gcc/lra-eliminations.c:507 0xf171ad lra_eliminate_regs_1(rtx_insn*, rtx_def*, machine_mode, bool, bool, poly_int<2u, long>, bool) /repo/gcc-trunk/gcc/lra-eliminations.c:610 0xf16d42 lra_eliminate_regs_1(rtx_insn*, rtx_def*, machine_mode, bool, bool, poly_int<2u, long>, bool) /repo/gcc-trunk/gcc/lra-eliminations.c:602 0xf16ba9 lra_eliminate_regs_1(rtx_insn*, rtx_def*, machine_mode, bool, bool, poly_int<2u, long>, bool) /repo/gcc-trunk/gcc/lra-eliminations.c:507 0xf171ad lra_eliminate_regs_1(rtx_insn*, rtx_def*, machine_mode, bool, bool, poly_int<2u, long>, bool) /repo/gcc-trunk/gcc/lra-eliminations.c:610 0xf183ff eliminate_regs_in_insn(rtx_insn*, bool, bool, poly_int<2u, long>) /repo/gcc-trunk/gcc/lra-eliminations.c:1023 0xf18f9d process_insn_for_elimination /repo/gcc-trunk/gcc/lra-eliminations.c:1333 0xf18f9d lra_eliminate(bool, bool) /repo/gcc-trunk/gcc/lra-eliminations.c:1401 0xefa038 lra(_IO_FILE*) /repo/gcc-trunk/gcc/lra.c:2470 0xeab919 do_reload /repo/gcc-trunk/gcc/ira.c:5835 0xeab919 execute /repo/gcc-trunk/gcc/ira.c:6021 Please submit a full bug report, with preprocessed source if appropriate. Please include the complete backtrace with any bug report. See for instructions. $ aarch64-unknown-linux-gnu-gcc -v Using built-in specs. COLLECT_GCC=3D/repo/gcc-trunk/binary-latest-aarch64/bin/aarch64-unknown-lin= ux-gnu-gcc COLLECT_LTO_WRAPPER=3D/repo/gcc-trunk/binary-trunk-r11-7911-20210330134321-= gf64b91568f3-checking-yes-rtl-df-extra-aarch64/bin/../libexec/gcc/aarch64-u= nknown-linux-gnu/11.0.1/lto-wrapper Target: aarch64-unknown-linux-gnu Configured with: /repo/gcc-trunk//configure --enable-languages=3Dc,c++ --enable-valgrind-annotations --disable-nls --enable-checking=3Dyes,rtl,df,= extra --with-cloog --with-ppl --with-isl --with-sysroot=3D/usr/aarch64-unknown-linux-gnu --build=3Dx86_64-pc-linux-g= nu --host=3Dx86_64-pc-linux-gnu --target=3Daarch64-unknown-linux-gnu --with-ld=3D/usr/bin/aarch64-unknown-linux-gnu-ld --with-as=3D/usr/bin/aarch64-unknown-linux-gnu-as --disable-libstdcxx-pch --prefix=3D/repo/gcc-trunk//binary-trunk-r11-7911-20210330134321-gf64b91568= f3-checking-yes-rtl-df-extra-aarch64 Thread model: posix Supported LTO compression algorithms: zlib zstd gcc version 11.0.1 20210330 (experimental) (GCC)=