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From: "marxin at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug tree-optimization/106189] [10/11/12/13 Regression] ICE: Floating point exception since r9-1948-gd893b683f40884cd Date: Thu, 07 Jul 2022 12:40:14 +0000 [thread overview] Message-ID: <bug-106189-4-Y6GQR0eeRt@http.gcc.gnu.org/bugzilla/> (raw) In-Reply-To: <bug-106189-4@http.gcc.gnu.org/bugzilla/> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106189 --- Comment #2 from Martin Liška <marxin at gcc dot gnu.org> --- Reduced test-case: $ cat warray-bounds.c a_n_0_0_a[][0]; a_n_0_0() { T(((char *)a_n_0_0_a)[1]); } $ gcc warray-bounds.c -c -O2 -Warray-bounds=2 -w during GIMPLE pass: vrp warray-bounds.c: In function ‘a_n_0_0’: warray-bounds.c:2:1: internal compiler error: Floating point exception 2 | a_n_0_0() { T(((char *)a_n_0_0_a)[1]); } | ^~~~~~~ 0xf59efa crash_signal /home/marxin/Programming/gcc/gcc/toplev.cc:322 0x7ffff78567bf ??? /usr/src/debug/glibc-2.35-5.1.x86_64/signal/../sysdeps/unix/sysv/linux/x86_64/libc_sigaction.c:0 0x1d1b484 array_bounds_checker::check_mem_ref(unsigned int, tree_node*, bool) /home/marxin/Programming/gcc/gcc/gimple-array-bounds.cc:537 0x1d1baf9 array_bounds_checker::check_array_bounds(tree_node**, int*, void*) /home/marxin/Programming/gcc/gcc/gimple-array-bounds.cc:727 0x12662cb walk_tree_1(tree_node**, tree_node* (*)(tree_node**, int*, void*), void*, hash_set<tree_node*, false, default_hash_traits<tree_node*> >*, tree_node* (*)(tree_node**, int*, tree_node* (*)(tree_node**, int*, void*), void*, hash_set<tree_node*, false, default_hash_traits<tree_node*> >*)) /home/marxin/Programming/gcc/gcc/tree.cc:11237 0xc4d120 walk_gimple_op(gimple*, tree_node* (*)(tree_node**, int*, void*), walk_stmt_info*) /home/marxin/Programming/gcc/gcc/gimple-walk.cc:202 0x1d19a5a check_array_bounds_dom_walker::before_dom_children(basic_block_def*) /home/marxin/Programming/gcc/gcc/gimple-array-bounds.cc:790 0x1d02fe5 dom_walker::walk(basic_block_def*) /home/marxin/Programming/gcc/gcc/domwalk.cc:311 0x1d19c9b array_bounds_checker::check() /home/marxin/Programming/gcc/gcc/gimple-array-bounds.cc:804 0x123e421 execute_vrp /home/marxin/Programming/gcc/gcc/tree-vrp.cc:4235 Please submit a full bug report, with preprocessed source (by using -freport-bug). Please include the complete backtrace with any bug report. See <https://gcc.gnu.org/bugs/> for instructions.
next prev parent reply other threads:[~2022-07-07 12:40 UTC|newest] Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top 2022-07-04 19:39 [Bug c/106189] New: [10/11/12/13 Regression] ICE: Floating point exception gscfq@t-online.de 2022-07-04 20:14 ` [Bug tree-optimization/106189] " pinskia at gcc dot gnu.org 2022-07-07 12:37 ` [Bug tree-optimization/106189] [10/11/12/13 Regression] ICE: Floating point exception since r9-1948-gd893b683f40884cd marxin at gcc dot gnu.org 2022-07-07 12:40 ` marxin at gcc dot gnu.org [this message] 2022-07-25 15:23 ` rguenth at gcc dot gnu.org 2022-07-26 6:37 ` cvs-commit at gcc dot gnu.org 2022-07-27 9:24 ` [Bug tree-optimization/106189] [10/11/12 " cvs-commit at gcc dot gnu.org 2022-10-17 13:28 ` [Bug tree-optimization/106189] [10/11 " cvs-commit at gcc dot gnu.org 2023-07-07 10:02 ` [Bug tree-optimization/106189] [10 " rguenth at gcc dot gnu.org
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