re PR ipa/63196 (FAIL: g++.dg/torture/pr57140.C   -O3 -fomit-frame-pointer  (internal compiler error))

2014-09-08  Richard Biener  <rguenther@suse.de>

	PR ipa/63196
	* tree-inline.c (copy_loops): The source loop header should
	always be non-NULL.
	(tree_function_versioning): If loops need fixup after removing
	unreachable blocks fix them.
	* omp-low.c (simd_clone_adjust): Do not add incr block to
	loop under construction.

From-SVN: r215016