Backported from mainline
	2013-04-26  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/57051
	* fold-const.c (const_binop): Handle VEC_LSHIFT_EXPR
	and VEC_RSHIFT_EXPR if shift count is a multiple of element
	bitsize.

	2013-04-12  Marc Glisse  <marc.glisse@inria.fr>

	* fold-const.c (fold_binary_loc): Call const_binop also for mixed
	vector-scalar operations.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_8-branch@198580 138bc75d-0d04-0410-961f-82ee72b054a4
	PR rtl-optimization/57130
	* combine.c (make_compound_operation) <case SUBREG>: Pass
	SET instead of COMPARE as in_code to the recursive call
	if needed.

	* gcc.c-torture/execute/pr57130.c: New test.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_8-branch@198581 138bc75d-0d04-0410-961f-82ee72b054a4
Daily bump.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_8-branch@198589 138bc75d-0d04-0410-961f-82ee72b054a4
Merge remote-tracking branch 'gnu/gcc-4_8-branch' into 4.8.1