https://gcc.gnu.org/bugzilla/show_bug.cgi?id=122709
--- Comment #7 from anlauf at gcc dot gnu.org --- (In reply to anlauf from comment #6) > Well, if you try the committed testcase and use -fdump-tree-original, > you can see a runtime version of is_contiguous being inlined This is before the fix. After the fix, you can see that it is evaluated at compile time.
