https://gcc.gnu.org/bugzilla/show_bug.cgi?id=126287
--- Comment #1 from uecker at gcc dot gnu.org --- https://godbolt.org/z/ze1rYfdbz during GIMPLE pass: ccp <source>: In function 'main': <source>:27:1: internal compiler error: in maybe_canonicalize_mem_ref_addr, at gimple-fold.cc:6599 27 | } | ^ 0x2067238 diagnostics::context::diagnostic_impl(rich_location*, diagnostics::metadata const*, diagnostics::option_id, char const*, __va_list_tag (*) [1], diagnostics::kind) ???:0 0x206052b internal_error(char const*, ...) ???:0 0x7c7a38 fancy_abort(char const*, int, char const*) ???:0 0x1058a7a substitute_and_fold_dom_walker::before_dom_children(basic_block_def*) ???:0 0x1e3d577 dom_walker::walk(basic_block_def*) ???:0 0x1057e4b substitute_and_fold_engine::substitute_and_fold(basic_block_def*) ???:0
