r173358 - in /branches/gcc-4_4-branch/gcc: Chan...

[jakub@gcc.gnu.org]

Author: jakub
Date: Wed May  4 09:19:07 2011
New Revision: 173358

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=173358
Log:
	Backport from mainline
	2011-04-30  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/48809
	* tree-switch-conversion.c (build_arrays): Compute tidx in unsigned
	type.
	(gen_inbound_check): Don't compute index_expr - range_min in utype
	again, instead reuse SSA_NAME initialized in build_arrays.
	Remove two useless gsi_for_stmt calls.

	* gcc.c-torture/execute/pr48809.c: New test.

Added:
    branches/gcc-4_4-branch/gcc/testsuite/gcc.c-torture/execute/pr48809.c
Modified:
    branches/gcc-4_4-branch/gcc/ChangeLog
    branches/gcc-4_4-branch/gcc/testsuite/ChangeLog
    branches/gcc-4_4-branch/gcc/tree-switch-conversion.c