r206384 - in /trunk/gcc: ChangeLog testsuite/Ch...

[jakub@gcc.gnu.org]

Author: jakub
Date: Tue Jan  7 07:49:10 2014
New Revision: 206384

URL: http://gcc.gnu.org/viewcvs?rev=206384&root=gcc&view=rev
Log:
	PR tree-optimization/59643
	* tree-predcom.c (split_data_refs_to_components): If one dr is
	read and one write, determine_offset fails and the write isn't
	in the bad component, just put the read into the bad component.

	* gcc.dg/pr59643.c: New test.
	* gcc.c-torture/execute/pr59643.c: New test.

Added:
    trunk/gcc/testsuite/gcc.c-torture/execute/pr59643.c
    trunk/gcc/testsuite/gcc.dg/pr59643.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-predcom.c