https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64447
--- Comment #2 from David Edelsohn <dje at gcc dot gnu.org> --- Analyzing compilation unit Performing interprocedural optimizations <*free_lang_data> <visibility> <build_ssa_passes> <chkp_passes> <opt_local_passes> <free-inline-summary> <whole-program> <profile_estimate> <icf> <devirt> <cp> <cdtor> <inline> /home/dje/src/src/libstdc++-v3/src/c++98/bitmap_allocator.cc: At global scope: /home/dje/src/src/libstdc++-v3/src/c++98/bitmap_allocator.cc:127:1: internal compiler error: in inline_merge_summary, at ipa-inline-analysis.c:3611 } // namespace ^ #0 _Z11fancy_abortPKciS0_ ( file=0x122ab320 <internal_fn_flags_array+34512> "/home/dje/src/src/gcc/ipa-inline-analysis.c", line=3611, function=0x122ac260 <internal_fn_flags_array+38416> "inline_merge_summary") at /home/dje/src/src/gcc/diagnostic.c:1288 #1 0x10e5ff5c in _Z20inline_merge_summaryP11cgraph_edge (edge=0x70404480) at /home/dje/src/src/gcc/ipa-inline-analysis.c:3611 #2 0x11a26db4 in _Z11inline_callP11cgraph_edgebP3vecIS0_7va_heap6vl_ptrEPibPb (e=0x70404480, update_original=true, new_edges=<incomplete type>, overall_size=0x30494f2c <_ipainline.bss_>, update_overall_summary=true, callee_removed=0x0) at /home/dje/src/src/gcc/ipa-inline-transform.c:326 #3 0x10fd7694 in _ZL22inline_small_functionsv () at /home/dje/src/src/gcc/ipa-inline.c:1813 #4 0x10fd8ebc in _ZL10ipa_inlinev () at /home/dje/src/src/gcc/ipa-inline.c:2185 #5 0x10fda344 in _ZN50_GLOBAL__N__Z20speculation_useful_pP11cgraph_edgeb15pass_ipa_inline7executeEP8function (this=0x304cfc28) at /home/dje/src/src/gcc/ipa-inline.c:2558 #6 0x101a4350 in _Z16execute_one_passP8opt_pass (pass=0x304cfc28) at /home/dje/src/src/gcc/passes.c:2311 #7 0x101a5924 in _Z21execute_ipa_pass_listP8opt_pass (pass=0x304cfc28) at /home/dje/src/src/gcc/passes.c:2708 #8 0x10d9f654 in _ZL10ipa_passesv () at /home/dje/src/src/gcc/cgraphunit.c:2124 #9 0x10d9faf8 in _ZN12symbol_table7compileEv (this=0x7000a000) at /home/dje/src/src/gcc/cgraphunit.c:2212 #10 0x10da0074 in _ZN12symbol_table25finalize_compilation_unitEv ( this=0x7000a000) at /home/dje/src/src/gcc/cgraphunit.c:2361 #11 0x106b9078 in _Z28cp_write_global_declarationsv () at /home/dje/src/src/gcc/cp/decl2.c:4742 #12 0x10002ca8 in _ZL12compile_filev () at /home/dje/src/src/gcc/toplev.c:584 #13 0x10006648 in _ZL10do_compilev () at /home/dje/src/src/gcc/toplev.c:2018 #14 0x10006a10 in _ZN6toplev4mainEiPPc (this=0x2ff22ab8, argc=7, argv=0x2ff22b68) at /home/dje/src/src/gcc/toplev.c:2115 #15 0x10000740 in main (argc=7, argv=0x2ff22b68) at /home/dje/src/src/gcc/main.c:38