[Bug c++/77597] GCC 6.2 / LLVM 3.9 name mangling discrepancy for function with instantiated template in signature whose template argument involves an ABI tag.

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77597

--- Comment #3 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Ah, maybe I'm wrong what S6_ stands for.  Anyway:
https://llvm.org/bugs/show_bug.cgi?id=30401#c1
has more details.  So NOTABUG?