re PR tree-optimization/53081 (memcpy/memset loop recognition)
2012-06-05 Richard Guenther <rguenther@suse.de>
PR tree-optimization/53081
* tree-loop-distribution.c (generate_memset_builtin): Handle all
kinds of byte-sized stores.
(classify_partition): Likewise.
(tree_loop_distribution): Adjust seed statements used for
!flag_tree_loop_distribution.
* gcc.dg/tree-ssa/ldist-19.c: New testcase.
* gcc.c-torture/execute/builtins/builtins.exp: Always pass
-fno-tree-loop-distribute-patterns.