[Bug c++/77338] [7 Regression] ICE on invalid C++11 code on x86_64-linux-gnu: Segmentation fault

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77338

--- Comment #4 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Created attachment 39509
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=39509&action=edit
gcc7-pr77338.patch

Untested fix.