[Bug binutils/23045] New: Ice in demangler

[fiesh at zefix dot tv]

https://sourceware.org/bugzilla/show_bug.cgi?id=23045

            Bug ID: 23045
           Summary: Ice in demangler
           Product: binutils
           Version: 2.31 (HEAD)
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: binutils
          Assignee: unassigned at sourceware dot org
          Reporter: fiesh at zefix dot tv
  Target Milestone: ---

The following leads to cxxfilt running with 100% CPU indefinitely:

/tmp/binutils-gdb/binutils (master✗) % echo
'_ZN9QtPrivate18QFunctorSlotObjectIZN9MainOwner20setupCommandLineModeEvEUlT_E_Li1ENS_4ListIJN5boost6fusion3mapIJNS6_4pairIN3row12ManufacturerESt10shared_ptrIKSt6vectorISA_SaISA_EEEEENS8_INS9_8MaterialESB_IKSC_ISI_SaISI_EEEEENS8_INS9_12UserMaterialESB_IKSC_ISO_SaISO_EEEEENS8_INS9_13UpperDieGroupESB_IKSC_ISU_SaISU_EEEEENS8_INS9_13LowerDieGroupESB_IKSC_IS10_SaIS10_EEEEENS8_INS9_16AirBendDeductionESB_IKSC_IS16_SaIS16_EEEEENS8_INS9_8UpperDieESB_IKSC_IS1C_SaIS1C_EEEEENS8_INS9_8LowerDieESB_IKSC_IS1I_SaIS1I_EEEEENS8_INS9_12UpperDieUnitESB_IKSC_IS1O_SaIS1O_EEEEENS8_INS9_12LowerDieUnitESB_IKSC_IS1U_SaIS1U_EEEEENS8_INS9_16LaserCuttingTypeESB_IKSC_IS20_SaIS20_EEEEENS8_INS9_22LaserCuttingTechnologyESB_IKSC_IS26_SaIS26_EEEEENS8_INS9_8WorkStepESB_IKSC_IS2C_SaIS2C_EEEEENS8_INS9_14CalcPriceBlockESB_IKSC_IS2I_SaIS2I_EEEEENS8_INS9_19CalcSheetMetalPriceESB_IKSC_IS2O_SaIS2O_EEEEENS8_INS9_26CalcLaserCuttingTechnologyESB_IKSC_IS2U_SaIS2U_EEEEENS8_INS9_16CalcAirBendTimesESB_IKSC_IS30_SaIS30_EEEEENS8_INS9_19CalcWorkStepPricingESB_IKSC_IS36_SaIS36_EEEEENS8_INS9_19UserDefinedWorkStepESB_IKSC_IS3C_SaIS3C_EEEEENS8_INS9_14CalcSurchargesESB_IKSC_IS3I_SaIS3I_EEEEENS8_INS9_15UserContactDataESB_IKSC_IS3O_SaIS3O_EEEEENS8_INS9_15TermsOfDeliveryESB_IKSC_IS3U_SaIS3U_EEEEENS8_INS9_14TermsOfPaymentESB_IKSC_IS40_SaIS40_EEEEENS8_INS9_8CustomerESB_IKSC_IS46_SaIS46_EEEEENS8_INS9_21CustomerContactPersonESB_IKSC_IS4C_SaIS4C_EEEEENS8_INS9_15CustomerAddressESB_IKSC_IS4I_SaIS4I_EEEEENS8_INS9_12SupplierTypeESB_IKSC_IS4O_SaIS4O_EEEEENS8_INS9_8SupplierESB_IKSC_IS4U_SaIS4U_EEEEENS8_INS9_21SupplierContactPersonESB_IKSC_IS50_SaIS50_EEEEENS8_INS9_15SupplierAddressESB_IKSC_IS56_SaIS56_EEEEENS8_INS9_20CalcLaserCuttingTypeESB_IKSC_IS5C_SaIS5C_EEEEENS8_INS9_22CalcCustomerPriceBlockESB_IKSC_IS5I_SaIS5I_EEEEENS8_INS9_29CommonConstraintsSheetCuttingESB_IKSC_IS5O_SaIS5O_EEEEENS8_INS9_31SpecificConstraintsSheetCuttingESB_IKSC_IS5U_SaIS5U_EEEEEEEEEEEvE4implEiPNS_15QSlotObjectBaseEP7QObjectPPvPb'
| ./cxxfilt

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