------- Comment #15 from tobi at gcc dot gnu dot org 2006-01-09 16:50 ------- Forgot to say: the validity check would then look like:
for (b = code->block: b != NULL; b = b->enclosing_block) if (b == label->block) /* valid GOTO */ -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=18540