Don't build libgcc-unwind.map with --disable-shared (PR libgcc/61097)

	PR libgcc/61097
	* config/t-slibgcc-sld: Only build and install libgcc-unwind.map
	if --enable-shared.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@210210 138bc75d-0d04-0410-961f-82ee72b054a4
2014-05-08  Richard Biener  <rguenther@suse.de>

	* tree-ssa-sccvn.c (vn_get_expr_for): Valueize operands before
	folding the expression.
	(valueize_expr): Remove.
	(visit_reference_op_load): Do not valueize the result of
	vn_get_expr_for.
	(simplify_binary_expression): Likewise.
	(simplify_unary_expression): Likewise.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@210211 138bc75d-0d04-0410-961f-82ee72b054a4