[Bug tree-optimization/50444] [4.6/4.7 Regression] -ftree-sra ignores alignment

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50444

--- Comment #18 from Richard Guenther <rguenth at gcc dot gnu.org> 2012-01-27 
14:57:04 UTC ---
Author: rguenth
Date: Fri Jan 27 14:56:54 2012
New Revision: 183630

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=183630
Log:
2012-01-27  Richard Guenther  <rguent...@suse.de>

    PR tree-optimization/50444
    * tree-sra.c (build_ref_for_offset): Properly adjust the
    MEM_REF type for unaligned accesses.

    * gcc.dg/torture/pr50444.c: New testcase.

Added:
    trunk/gcc/testsuite/gcc.dg/torture/pr50444.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-sra.c