[Bug lto/66103] [6 Regression] ICE verify_type failed with LTO and "-g -O0" via dwarf2out.c's gen_type_die_with_usage

[burnus at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66103

--- Comment #3 from Tobias Burnus <burnus at gcc dot gnu.org> ---
Due to r223391, a variant of this already fails without LTO - see PR66214.