[Bug c++/106943] GCC building clang/llvm with LTO flags causes ICE in clang

[amonakov at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106943

--- Comment #26 from Alexander Monakov <amonakov at gcc dot gnu.org> ---
Would that help? GCC raises its own stack limit to 64MB:

gcc.cc:  stack_limit_increase (64 * 1024 * 1024);
toplev.cc:  stack_limit_increase (64 * 1024 * 1024);