[Bug debug/80628] gcc 7.1.0 produces duplicate entries in .debug_gnu_pubtypes table

[georgerim at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80628

--- Comment #1 from George R. <georgerim at gmail dot com> ---
Created attachment 41326
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=41326&action=edit
Preproccessed source file.

Added preprocessed source file.
Use:
1) gcc UnifyFunctionExitNodes.cpp -c -ggnu-pubnames -gsplit-dwarf
2) objdump UnifyFunctionExitNodes.o --dwarf=pubtypes
3) observe duplicates.