[Bug demangler/98876] New: demangler-warning: unable to demangle

[Bug demangler/98876] New: demangler-warning: unable to demangle

[kazantsev.ernest at mail dot ru]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98876

            Bug ID: 98876
           Summary: demangler-warning: unable to demangle
           Product: gcc
           Version: 7.4.1
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: demangler
          Assignee: unassigned at gcc dot gnu.org
          Reporter: kazantsev.ernest at mail dot ru
  Target Milestone: ---

The demangler in GDB crashes on the symbol below.

GNU gdb (Linaro_GDB-2019.02) 8.2.1.20190122
This GDB was configured as "x86_64_arm-linux-gnueabihf".

Boost Version 1.70.0

>&"/home/tcwg-buildslave/workspace/tcwg-make-release_0/snapshots/binutils-gdb.git~gdb-8.2-branch/gdb/cp-support.c:1581: demangler-warning: unable to demangle '_ZTSN5boost6spirit2x311alternativeINS2_INS2_INS2_INS2_INS2_INS2_INS2_INS2_INS2_INS2_INS2_INS2_INS2_INS2_INS2_INS2_INS2_INS2_INS2_INS2_INS2_INS2_INS2_INS2_INS2_INS2_INS2_INS2_INS2_INS1_6actionINS1_17binary_lit_parserIihLNS_6endian5orderE1ELj8EEEN7msgpack2v26detailUlRT_E2_EEENS3_IS7_NSA_UlSC_E3_EEEEENS3_IS7_NSA_UlSC_E4_EEEEENS3_INS3_INS1_17any_binary_parserIhLS6_1ELj8EEEZNKSA_UlhhE_clEhhEUlSC_E_EENSA_UlSC_E5_EEEEENS3_ISP_NSA_UlSC_E6_EEEEENS1_8sequenceIS7_NS3_ISM_NSA_UlSC_E7_EEEEEEENSW_IS7_NS3_INSL_ItLS6_0ELj16EEENSA_UlSC_E8_EEEEEEENSW_IS7_NS3_INSL_IjLS6_0ELj32EEENSA_UlSC_E9_EEEEEEENSW_IS7_NS3_INSL_IyLS6_0ELj64EEENSA_UlSC_E10_EEEEEEENSW_IS7_NS3_ISM_NSA_UlSC_E11_EEEEEEENSW_IS7_NS3_IS11_NSA_UlSC_E12_EEEEEEENSW_IS7_NS3_IS16_NSA_UlSC_E13_EEEEEEENSW_IS7_NS3_IS1B_NSA_UlSC_E14_EEEEEEENSW_IS7_NS3_IS16_NSA_UlSC_E15_EEEEEEENSW_IS7_NS3_IS1B_NSA_UlSC_E16_EEEEEEENSW_INS3_ISP_NSA_UlSC_E17_EEENS3_INS1_13raw_directiveINSW_INS1_6kleeneINSW_INS3_INS1_10eps_parserENSA_UlSC_E0_EEENS1_8any_charINS0_13char_encoding8standardEEEEEEENS3_IS28_NSA_UlSC_E1_EEEEEEENSA_UlSC_E18_EEEEEEENSW_INSW_IS7_NS3_ISM_NSA_UlSC_E19_EEEEENS3_IS2K_NSA_UlSC_E20_EEEEEEENSW_INSW_IS7_NS3_IS11_NSA_UlSC_E21_EEEEENS3_IS2K_NSA_UlSC_E22_EEEEEEENSW_INSW_IS7_NS3_IS16_NSA_UlSC_E23_EEEEENS3_IS2K_NSA_UlSC_E24_EEEEEEENSW_INSW_IS7_NS3_ISM_NSA_UlSC_E25_EEEEENS3_IS2K_NSA_UlSC_E26_EEEEEEENSW_INSW_IS7_NS3_IS11_NSA_UlSC_E27_EEEEENS3_IS2K_NSA_UlSC_E28_EEEEEEENSW_INSW_IS7_NS3_IS16_NSA_UlSC_E29_EEEEENS3_IS2K_NSA_UlSC_E30_EEEEEEENSW_INSW_INS3_ISP_NSA_UlSC_E31_EEENS27_INSW_IS2A_NS1_4ruleINSA_11array_itemsENS1_11unused_typeELb0EEEEEEEEES2I_EEEENSW_INSW_INSW_IS7_NS3_IS11_NSA_UlSC_E32_EEEEES42_EES2I_EEEENSW_INSW_INSW_IS7_NS3_IS16_NSA_UlSC_E33_EEEEES42_EES2I_EEEENSW_INSW_INS3_ISP_NSA_UlSC_E34_EEENS27_INSW_IS2A_NS3X_INSA_9map_itemsES3Z_Lb0EEEEEEEEES2I_EEEENSW_INSW_INSW_IS7_NS3_IS11_NSA_UlSC_E35_EEEEES4N_EES2I_EEEENSW_INSW_INSW_IS7_NS3_IS16_NSA_UlSC_E36_EEEEES4N_EES2I_EEEENSW_INS3_IS7_NSA_UlSC_E37_EEENS3_IS2K_NSA_UlSC_E38_EEEEEEENSW_INS3_IS7_NSA_UlSC_E39_EEENS3_IS2K_NSA_UlSC_E40_EEEEEEENSW_INS3_IS7_NSA_UlSC_E41_EEENS3_IS2K_NSA_UlSC_E42_EEEEEEE' (demangler failed with signal 11)\nUnable to dump core, use `ulimit -c unlimited' before executing GDB next time.\n"
>~"/home/tcwg-buildslave/workspace/tcwg-make-release_0/snapshots/binutils-gdb.git~gdb-8.2-branch/gdb/cp-support.c:1595: demangler-warning: unable to demangle '_ZTSN5boost6spirit2x311alternativeINS2_INS2_INS2_INS2_INS2_INS2_INS2_INS2_INS2_INS2_INS2_INS2_INS2_INS2_INS2_INS2_INS2_INS2_INS2_INS2_INS2_INS2_INS2_INS2_INS2_INS2_INS2_INS2_INS2_INS1_6actionINS1_17binary_lit_parserIihLNS_6endian5orderE1ELj8EEEN7msgpack2v26detailUlRT_E2_EEENS3_IS7_NSA_UlSC_E3_EEEEENS3_IS7_NSA_UlSC_E4_EEEEENS3_INS3_INS1_17any_binary_parserIhLS6_1ELj8EEEZNKSA_UlhhE_clEhhEUlSC_E_EENSA_UlSC_E5_EEEEENS3_ISP_NSA_UlSC_E6_EEEEENS1_8sequenceIS7_NS3_ISM_NSA_UlSC_E7_EEEEEEENSW_IS7_NS3_INSL_ItLS6_0ELj16EEENSA_UlSC_E8_EEEEEEENSW_IS7_NS3_INSL_IjLS6_0ELj32EEENSA_UlSC_E9_EEEEEEENSW_IS7_NS3_INSL_IyLS6_0ELj64EEENSA_UlSC_E10_EEEEEEENSW_IS7_NS3_ISM_NSA_UlSC_E11_EEEEEEENSW_IS7_NS3_IS11_NSA_UlSC_E12_EEEEEEENSW_IS7_NS3_IS16_NSA_UlSC_E13_EEEEEEENSW_IS7_NS3_IS1B_NSA_UlSC_E14_EEEEEEENSW_IS7_NS3_IS16_NSA_UlSC_E15_EEEEEEENSW_IS7_NS3_IS1B_NSA_UlSC_E16_EEEEEEENSW_INS3_ISP_NSA_UlSC_E17_EEENS3_INS1_13raw_directiveINSW_INS1_6kleeneINSW_INS3_INS1_10eps_parserENSA_UlSC_E0_EEENS1_8any_charINS0_13char_encoding8standardEEEEEEENS3_IS28_NSA_UlSC_E1_EEEEEEENSA_UlSC_E18_EEEEEEENSW_INSW_IS7_NS3_ISM_NSA_UlSC_E19_EEEEENS3_IS2K_NSA_UlSC_E20_EEEEEEENSW_INSW_IS7_NS3_IS11_NSA_UlSC_E21_EEEEENS3_IS2K_NSA_UlSC_E22_EEEEEEENSW_INSW_IS7_NS3_IS16_NSA_UlSC_E23_EEEEENS3_IS2K_NSA_UlSC_E24_EEEEEEENSW_INSW_IS7_NS3_ISM_NSA_UlSC_E25_EEEEENS3_IS2K_NSA_UlSC_E26_EEEEEEENSW_INSW_IS7_NS3_IS11_NSA_UlSC_E27_EEEEENS3_IS2K_NSA_UlSC_E28_EEEEEEENSW_INSW_IS7_NS3_IS16_NSA_UlSC_E29_EEEEENS3_IS2K_NSA_UlSC_E30_EEEEEEENSW_INSW_INS3_ISP_NSA_UlSC_E31_EEENS27_INSW_IS2A_NS1_4ruleINSA_11array_itemsENS1_11unused_typeELb0EEEEEEEEES2I_EEEENSW_INSW_INSW_IS7_NS3_IS11_NSA_UlSC_E32_EEEEES42_EES2I_EEEENSW_INSW_INSW_IS7_NS3_IS16_NSA_UlSC_E33_EEEEES42_EES2I_EEEENSW_INSW_INS3_ISP_NSA_UlSC_E34_EEENS27_INSW_IS2A_NS3X_INSA_9map_itemsES3Z_Lb0EEEEEEEEES2I_EEEENSW_INSW_INSW_IS7_NS3_IS11_NSA_UlSC_E35_EEEEES4N_EES2I_EEEENSW_INSW_INSW_IS7_NS3_IS16_NSA_UlSC_E36_EEEEES4N_EES2I_EEEENSW_INS3_IS7_NSA_UlSC_E37_EEENS3_IS2K_NSA_UlSC_E38_EEEEEEENSW_INS3_IS7_NSA_UlSC_E39_EEENS3_IS2K_NSA_UlSC_E40_EEEEEEENSW_INS3_IS7_NSA_UlSC_E41_EEENS3_IS2K_NSA_UlSC_E42_EEEEEEE' (demangler failed with signal 11)\nA problem internal to GDB has been detected,\nfurther debugging may prove unreliable.\nQuit this debugging session? "
>~"(y or n) [answered Y; input not from terminal]\n"
>&"\nThis is a bug, please report it."
>&"  For instructions, see:\n<http://www.gnu.org/software/gdb/bugs/>."