re PR middle-end/49671 (volatile goes missing after inlining)

re PR middle-end/49671 (volatile goes missing after inlining)

2011-07-25  Andrew Pinski  <apinski@cavium.com>

	PR tree-opt/49671
	* tree-inline.c (remap_gimple_op_r): Copy TREE_THIS_VOLATILE and
	TREE_THIS_NOTRAP into the inner most MEM_REF.
	Always copy TREE_THIS_VOLATILE.
	* tree-sra.c (ptr_parm_has_direct_uses): Check that the lhs, rhs and
	arguments are not volatile references.

2011-07-25  Andrew Pinski  <apinski@cavium.com>

	PR tree-opt/49671
	* gcc.dg/tree-ssa/pr49671-1.c: New testcase.
	* gcc.dg/tree-ssa/pr49671-2.c: New testcase.

From-SVN: r176782