[Bug middle-end/51959] [4.7 Regression] ICE in set_mem_alias_set, at emit-rtl.c:1884

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51959

--- Comment #6 from Richard Guenther <rguenth at gcc dot gnu.org> 2012-01-27 
10:54:55 UTC ---
Author: rguenth
Date: Fri Jan 27 10:54:51 2012
New Revision: 183616

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=183616
Log:
2012-01-27  Richard Guenther  <rguent...@suse.de>

    PR middle-end/51959
    * expr.c (store_field): Use the alias-set of the scratch memory
    for storing to it.

    * g++.dg/torture/pr51959.C: New testcase.

Added:
    trunk/gcc/testsuite/g++.dg/torture/pr51959.C
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/expr.c
    trunk/gcc/testsuite/ChangeLog