2008-04-29  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/36078
	* tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
	Update virtual SSA form after cleaning up the CFG.

	* gfortran.fortran-torture/compile/pr36078.f90: New testcase.

From-SVN: r134799