[Bug rtl-optimization/35729] const volatile variable access incorrectly hoisted out of loop

[rakdver at gcc dot gnu dot org]

------- Comment #2 from rakdver at gcc dot gnu dot org  2008-03-31 14:20 -------
Subject: Bug 35729

Author: rakdver
Date: Mon Mar 31 14:19:52 2008
New Revision: 133755

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=133755
Log:
        PR rtl-optimization/35729
        * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
        references.

        * gcc.dg/pr35729.c: New test.


Added:
    trunk/gcc/testsuite/gcc.dg/pr35729.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/loop-invariant.c
    trunk/gcc/testsuite/ChangeLog


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35729