[Bug other/63465] New: Demangler crash (GDB PR 17455)

[gbenson at redhat dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63465

            Bug ID: 63465
           Summary: Demangler crash (GDB PR 17455)
           Product: gcc
           Version: unknown
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: other
          Assignee: unassigned at gcc dot gnu.org
          Reporter: gbenson at redhat dot com

The demangler crashes when given this symbol:

_ZSt1aIRPZN1bII1cIcEEE1dIZN1eIIS2_EE1fEOS3_EUlRT_E_EEvOT_E1gEOS8_RNSt1hIS8_E1iE

See https://sourceware.org/bugzilla/show_bug.cgi?id=17455