re PR middle-end/57089 (ICE in verify_loop_structure, at cfgloop.c:1647)

re PR middle-end/57089 (ICE in  verify_loop_structure, at cfgloop.c:1647)

2013-04-29  Richard Biener  <rguenther@suse.de>

	PR middle-end/57089
	* omp-low.c (expand_omp_taskreg): If the parent function had
	a broken loop tree make sure to schedule a fixup for the child
	as well.
	(expand_omp_for_generic): Properly add loops.
	(expand_omp_for_static_nochunk): Likewise.
	(expand_omp_for_static_chunk): Likewise.
	(expand_omp_for): For the degenerate case fixup loops.
	(expand_omp_sections): Fix default bb placement in loops.
	(expand_omp_atomic_pipeline): Properly add loops.

	* gfortran.dg/gomp/pr57089.f90: New testcase.

From-SVN: r198409