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From: "marxin at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug c++/98624] New: UBSAN: gcc/cp/module.cc:5895:29: runtime error: member call on null pointer of type 'struct module_state' Date: Mon, 11 Jan 2021 16:55:00 +0000 [thread overview] Message-ID: <bug-98624-4@http.gcc.gnu.org/bugzilla/> (raw) https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98624 Bug ID: 98624 Summary: UBSAN: gcc/cp/module.cc:5895:29: runtime error: member call on null pointer of type 'struct module_state' Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ Assignee: unassigned at gcc dot gnu.org Reporter: marxin at gcc dot gnu.org CC: nathan at gcc dot gnu.org Blocks: 63426 Target Milestone: --- Seen with UBSAN compiler: $ ./xg++ -B. /home/marxin/Programming/gcc/gcc/testsuite/g++.dg/modules/align-type-1_a.C -c -fmodules-ts /home/marxin/Programming/gcc2/gcc/cp/module.cc:5895:29: runtime error: member call on null pointer of type 'struct module_state' #0 0xf56fc4 in trees_out::core_vals(tree_node*) /home/marxin/Programming/gcc2/gcc/cp/module.cc:5895 #1 0xf67347 in trees_out::tree_node_vals(tree_node*) /home/marxin/Programming/gcc2/gcc/cp/module.cc:7141 #2 0xf6cd92 in trees_out::decl_value(tree_node*, depset*) /home/marxin/Programming/gcc2/gcc/cp/module.cc:7753 #3 0xfb2a97 in depset::hash::find_dependencies() /home/marxin/Programming/gcc2/gcc/cp/module.cc:13199 #4 0xfd1f35 in module_state::write(elf_out*, cpp_reader*) /home/marxin/Programming/gcc2/gcc/cp/module.cc:17568 #5 0xfe1ab8 in finish_module_processing(cpp_reader*) /home/marxin/Programming/gcc2/gcc/cp/module.cc:19747 #6 0xdcc2d1 in c_parse_final_cleanups() /home/marxin/Programming/gcc2/gcc/cp/decl2.c:5178 #7 0x15ae87f in c_common_parse_file() /home/marxin/Programming/gcc2/gcc/c-family/c-opts.c:1233 #8 0x2ccb435 in compile_file /home/marxin/Programming/gcc2/gcc/toplev.c:457 #9 0x2cd3e17 in do_compile /home/marxin/Programming/gcc2/gcc/toplev.c:2193 #10 0x2cd441a in toplev::main(int, char**) /home/marxin/Programming/gcc2/gcc/toplev.c:2332 #11 0x59b3bff in main /home/marxin/Programming/gcc2/gcc/main.c:39 #12 0x7ffff6ce5151 in __libc_start_main (/lib64/libc.so.6+0x28151) #13 0xa82bdd in _start (/home/marxin/Programming/gcc2/objdir/gcc/cc1plus+0xa82bdd) Referenced Bugs: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63426 [Bug 63426] [meta-bug] Issues found with -fsanitize=undefined
next reply other threads:[~2021-01-11 16:55 UTC|newest] Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-01-11 16:55 marxin at gcc dot gnu.org [this message] 2021-01-11 16:58 ` [Bug c++/98624] " marxin at gcc dot gnu.org 2021-01-15 19:47 ` nathan at gcc dot gnu.org 2021-01-19 19:37 ` cvs-commit at gcc dot gnu.org 2021-01-19 19:38 ` nathan at gcc dot gnu.org 2021-01-21 13:07 ` nathan at gcc dot gnu.org 2021-01-21 18:41 ` cvs-commit at gcc dot gnu.org 2021-01-21 18:42 ` nathan at gcc dot gnu.org
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