From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id A478C3858D1E; Wed, 9 Feb 2022 18:42:26 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org A478C3858D1E From: "zsojka at seznam dot cz" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/104473] New: [12 Regression] ICE: free(): invalid pointer with -march=armv8.7-a or -march=armv8.8-a for g++ Date: Wed, 09 Feb 2022 18:42:26 +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: 12.0 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 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: Wed, 09 Feb 2022 18:42:26 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D104473 Bug ID: 104473 Summary: [12 Regression] ICE: free(): invalid pointer with -march=3Darmv8.7-a or -march=3Darmv8.8-a for g++ Product: gcc Version: 12.0 Status: UNCONFIRMED Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: target 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 Compiler output: (empty testcase) $ echo > testcase.C $ aarch64-unknown-linux-gnu-g++ -march=3Darmv8.7-a testcase.C=20 free(): invalid pointer testcase.C:1: internal compiler error: Aborted 0x143819f crash_signal /repo/gcc-trunk/gcc/toplev.cc:322 0x2272914 diagnostic_finish(diagnostic_context*) /repo/gcc-trunk/gcc/diagnostic.cc:321 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. $ aarch64-unknown-linux-gnu-g++ -march=3Darmv8.8-a testcase.C -wrapper valgrind,-q =3D=3D30775=3D=3D Invalid write of size 8 =3D=3D30775=3D=3D at 0xBD0018: pushclass(tree_node*) (class.cc:8069) =3D=3D30775=3D=3D by 0xDD7C12: begin_class_definition(tree_node*) (semantics.cc:3467) =3D=3D30775=3D=3D by 0xC5EDF5: cxx_simulate_record_decl(unsigned int, ch= ar const*, array_slice) (decl.cc:16689) =3D=3D30775=3D=3D by 0x18529AF: aarch64_init_ls64_builtins_types (aarch64-builtins.cc:1610) =3D=3D30775=3D=3D by 0x18529AF: aarch64_init_ls64_builtins (aarch64-builtins.cc:1622) =3D=3D30775=3D=3D by 0x18529AF: aarch64_general_init_builtins() (aarch64-builtins.cc:1735) =3D=3D30775=3D=3D by 0x179D458: aarch64_init_builtins() (aarch64.cc:1433= 5) =3D=3D30775=3D=3D by 0xE6641D: c_define_builtins (c-common.cc:4221) =3D=3D30775=3D=3D by 0xE6641D: c_common_nodes_and_builtins() (c-common.c= c:4708) =3D=3D30775=3D=3D by 0xC5D185: cxx_init_decl_processing() (decl.cc:4452) =3D=3D30775=3D=3D by 0xCA45F9: cxx_init() (lex.cc:328) =3D=3D30775=3D=3D by 0xBA1293: lang_dependent_init (toplev.cc:1848) =3D=3D30775=3D=3D by 0xBA1293: do_compile (toplev.cc:2143) =3D=3D30775=3D=3D by 0xBA1293: toplev::main(int, char**) (toplev.cc:2310) =3D=3D30775=3D=3D by 0xBA32BE: main (main.cc:39) =3D=3D30775=3D=3D Address 0x514bc70 is 0 bytes inside a block of size 1 al= loc'd =3D=3D30775=3D=3D at 0x483F835: malloc (in /usr/libexec/valgrind/vgpreload_memcheck-amd64-linux.so) =3D=3D30775=3D=3D by 0x23043D7: xrealloc (xmalloc.c:179) =3D=3D30775=3D=3D by 0xBD018F: pushclass(tree_node*) (class.cc:8063) =3D=3D30775=3D=3D by 0xDD7C12: begin_class_definition(tree_node*) (semantics.cc:3467) =3D=3D30775=3D=3D by 0xC5EDF5: cxx_simulate_record_decl(unsigned int, ch= ar const*, array_slice) (decl.cc:16689) =3D=3D30775=3D=3D by 0x18529AF: aarch64_init_ls64_builtins_types (aarch64-builtins.cc:1610) =3D=3D30775=3D=3D by 0x18529AF: aarch64_init_ls64_builtins (aarch64-builtins.cc:1622) =3D=3D30775=3D=3D by 0x18529AF: aarch64_general_init_builtins() (aarch64-builtins.cc:1735) =3D=3D30775=3D=3D by 0x179D458: aarch64_init_builtins() (aarch64.cc:1433= 5) =3D=3D30775=3D=3D by 0xE6641D: c_define_builtins (c-common.cc:4221) =3D=3D30775=3D=3D by 0xE6641D: c_common_nodes_and_builtins() (c-common.c= c:4708) =3D=3D30775=3D=3D by 0xC5D185: cxx_init_decl_processing() (decl.cc:4452) =3D=3D30775=3D=3D by 0xCA45F9: cxx_init() (lex.cc:328) =3D=3D30775=3D=3D by 0xBA1293: lang_dependent_init (toplev.cc:1848) =3D=3D30775=3D=3D by 0xBA1293: do_compile (toplev.cc:2143) =3D=3D30775=3D=3D by 0xBA1293: toplev::main(int, char**) (toplev.cc:2310) =3D=3D30775=3D=3D by 0xBA32BE: main (main.cc:39) ... $ aarch64-unknown-linux-gnu-g++ -march=3Darmv8.9-a testcase.C=20 cc1plus: error: unknown value 'armv8.9-a' for '-march' cc1plus: note: valid arguments are: armv8-a armv8.1-a armv8.2-a armv8.3-a armv8.4-a armv8.5-a armv8.6-a armv8.7-a armv8.8-a armv8-r armv9-a; did you = mean 'armv8.1-a'? $ aarch64-unknown-linux-gnu-g++ -v Using built-in specs. COLLECT_GCC=3D/repo/gcc-trunk/binary-latest-aarch64/bin/aarch64-unknown-lin= ux-gnu-g++ COLLECT_LTO_WRAPPER=3D/repo/gcc-trunk/binary-trunk-r12-7143-20220209111047-= ged3fea09b18-checking-yes-rtl-df-extra-aarch64/bin/../libexec/gcc/aarch64-u= nknown-linux-gnu/12.0.1/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-r12-7143-20220209111047-ged3fea09b= 18-checking-yes-rtl-df-extra-aarch64 Thread model: posix Supported LTO compression algorithms: zlib zstd gcc version 12.0.1 20220209 (experimental) (GCC)=