[Bug c++/109753] [13/14 Regression] pragma GCC target causes std::vector not to compile (always_inline on constructor)

[jason at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109753

--- Comment #15 from Jason Merrill <jason at gcc dot gnu.org> ---
Created attachment 57706
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=57706&action=edit
one approach

I tried just making implicit functions respect #pragma target, but that
regresses pr105306 due to seeming internal confusion over whether -Ofast or
#pragma optimize apply to the implicit ~C.  I haven't tracked that down yet.