From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 1B32B3954C7C; Thu, 17 Jun 2021 13:56:46 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 1B32B3954C7C From: "cnsun at uwaterloo dot ca" To: gcc-bugs@gcc.gnu.org Subject: [Bug c/101109] New: ICE: Segmentation Fault: tree_check(tree_node*, char const*, int, char const*, tree_code) Date: Thu, 17 Jun 2021 13:56:45 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: c X-Bugzilla-Version: tree-ssa X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: cnsun at uwaterloo dot ca 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 bug_severity priority component assigned_to reporter target_milestone 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: Thu, 17 Jun 2021 13:56:46 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D101109 Bug ID: 101109 Summary: ICE: Segmentation Fault: tree_check(tree_node*, char const*, int, char const*, tree_code) Product: gcc Version: tree-ssa Status: UNCONFIRMED Severity: normal Priority: P3 Component: c Assignee: unassigned at gcc dot gnu.org Reporter: cnsun at uwaterloo dot ca Target Milestone: --- $ gcc-trunk -v Using built-in specs. COLLECT_GCC=3Dgcc-trunk COLLECT_LTO_WRAPPER=3D/scratch/software/gcc-trunk/libexec/gcc/x86_64-pc-lin= ux-gnu/12.0.0/lto-wrapper Target: x86_64-pc-linux-gnu Configured with: /tmp/tmp.fE7wx4xftU-gcc-builder/gcc/configure --enable-languages=3Dc,c++,lto --enable-checking-yes --enable-multiarch --prefix=3D/scratch/software/gcc-trunk --disable-bootstrap Thread model: posix Supported LTO compression algorithms: zlib gcc version 12.0.0 20210617 (experimental) [master revision :7d4a310d9:9a61dfdb5ecb58bc4caea1c11e017d93bdd1d9a5] (GCC) $ cat mutant.c __attribute__((section(".vtable_map_vars"))) f3() {} $ gcc-trunk mutant.c mutant.c:1:46: warning: return type defaults to =E2=80=98int=E2=80=99 [-Wim= plicit-int] 1 | __attribute__((section(".vtable_map_vars"))) f3() {} | ^~ during RTL pass: final mutant.c: In function =E2=80=98f3=E2=80=99: mutant.c:1:52: internal compiler error: Segmentation fault 1 | __attribute__((section(".vtable_map_vars"))) f3() {} | ^ 0xf0b603 crash_signal /tmp/tmp.fE7wx4xftU-gcc-builder/gcc/gcc/toplev.c:327 0x1263b09 tree_check(tree_node*, char const*, int, char const*, tree_code) /tmp/tmp.fE7wx4xftU-gcc-builder/gcc/gcc/tree.h:3370 0x1263b09 default_elf_asm_named_section(char const*, unsigned int, tree_nod= e*) /tmp/tmp.fE7wx4xftU-gcc-builder/gcc/gcc/varasm.c:6908 0x1265e25 switch_to_section(section*, tree_node*) /tmp/tmp.fE7wx4xftU-gcc-builder/gcc/gcc/varasm.c:7832 0x127227d assemble_start_function(tree_node*, char const*) /tmp/tmp.fE7wx4xftU-gcc-builder/gcc/gcc/varasm.c:1915 0xb90253 rest_of_handle_final /tmp/tmp.fE7wx4xftU-gcc-builder/gcc/gcc/final.c:4281 0xb90253 execute /tmp/tmp.fE7wx4xftU-gcc-builder/gcc/gcc/final.c:4363 Please submit a full bug report, with preprocessed source if appropriate. Please include the complete backtrace with any bug report. See for instructions.=