[Bug c++/127856] [17 Regression] class with a `std::meta::info` member and a default member initializer, instantiated as a local at `-O1`+: ICE in `type_contains_placeholder_1` (tree.cc:4463) during `ealias`/`esra` since r17-4197

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=127856

--- Comment #3 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Created attachment 65812
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=65812&action=edit
gcc17-pr127856.patch

Untested fix.