https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99951
--- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> --- (In reply to Feng Xue from comment #2) > Can we report error in verify_ssa() when a non-default SSA's defining > statement has NULL bb, which is always a case that the statement is removed > somewhere? We can, but that triggers way too often ... but be my guest chasing all of them down. [we could also simply release them, eh]