[Bug c++/65850] 5.1 regression [graphite]: isl_constraint.c:625: expecting integer value

[fragabr at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65850

--- Comment #2 from Dâniel Fraga <fragabr at gmail dot com> ---
Without graphite optimization, it compiles fine.