[Bug middle-end/46761] [4.6 Regression] -fgraphite-identity produces wrong code for array initialization arr[i] = i

[amonakov at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46761

--- Comment #6 from Alexander Monakov <amonakov at gcc dot gnu.org> 2010-12-17 
12:55:03 UTC ---
Author: amonakov
Date: Fri Dec 17 12:54:59 2010
New Revision: 167980

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=167980
Log:
    PR middle-end/46761
    * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Prefer
    to use unadjusted UB.

testsuite:
    * gcc.dg/graphite/pr46761.c: New.


Added:
    trunk/gcc/testsuite/gcc.dg/graphite/pr46761.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/graphite-clast-to-gimple.c
    trunk/gcc/testsuite/ChangeLog