[Bug middle-end/69916] [openacc] ICE in single_succ_edge called from oacc_loop_xform_loop

[nathan at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69916

--- Comment #3 from Nathan Sidwell <nathan at gcc dot gnu.org> ---
Fixed on gomp4 r233663. Porting to trunk ...