https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87574
--- Comment #1 from Martin Liška <marxin at gcc dot gnu.org> --- Created attachment 44821 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=44821&action=edit Different test-case One different test-case: $ g++ thread2.ii -O2 -g ... during IPA pass: inline thread.ii: In member function ‘virtual nsresult mozilla::LazyIdleThread::_ZThn24_N7mozilla14LazyIdleThread17OnDispatchedEventEv()’: thread.ii:211364:20: internal compiler error: in dwarf2out_abstract_function, at dwarf2out.c:22468 211364 | virtual nsresult OnDispatchedEvent(void) override; virtual nsresult OnProcessNextEvent(nsIThreadInternal *thread, bool mayWait) override; virtual nsresult AfterProcessNextEvent(nsIThreadInternal *thread, bool eventWasProcessed) override; | ^~~~~~~~~~~~~~~~~ 0xe1ef5e dwarf2out_abstract_function /home/marxin/Programming/gcc/gcc/dwarf2out.c:22468 0x14c38b8 tree_function_versioning(tree_node*, tree_node*, vec<ipa_replace_map*, va_gc, vl_embed>*, bool, bitmap_head*, bool, bitmap_head*, basic_block_def*) /home/marxin/Programming/gcc/gcc/tree-inline.c:5804 0x21661df save_inline_function_body /home/marxin/Programming/gcc/gcc/ipa-inline-transform.c:585 0x21663b0 inline_transform(cgraph_node*) /home/marxin/Programming/gcc/gcc/ipa-inline-transform.c:644 0x127fc45 execute_one_ipa_transform_pass /home/marxin/Programming/gcc/gcc/passes.c:2170 0x127fdcf execute_all_ipa_transforms() /home/marxin/Programming/gcc/gcc/passes.c:2212 0xd68808 cgraph_node::expand() /home/marxin/Programming/gcc/gcc/cgraphunit.c:2181 0xd68e6c expand_all_functions /home/marxin/Programming/gcc/gcc/cgraphunit.c:2326 0xd699cf symbol_table::compile() /home/marxin/Programming/gcc/gcc/cgraphunit.c:2677 0xd69e08 symbol_table::finalize_compilation_unit() /home/marxin/Programming/gcc/gcc/cgraphunit.c:2855
