[Bug demangler/83472] Signed Integer Overflow - 38176028

[security-tps at google dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83472

--- Comment #1 from Google-Autofuzz <security-tps at google dot com> ---
Copy and paste error, sorry for calling you the binutils teams, gcc/demangler
team.  :)