[Bug tree-optimization/29964] [4.1 Regression] function with volatile operators still found to be pure

["pinskia at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>]

------- Comment #7 from pinskia at gcc dot gnu dot org  2006-11-25 21:12 -------
Subject: Bug 29964

Author: pinskia
Date: Sat Nov 25 21:12:08 2006
New Revision: 119208

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=119208
Log:
2006-11-25  Andrew Pinski  <andrew_pinski@playstation.sony.com>

        PR tree-opt/29964
        * ipa-pure-const.c (check_tree): If the original tree
        is volatile return early and say the function is not pure
        nor const.  Remove the volatile check for writes.
        (analyze_function): Print out the result of the local
        analysis pass.

2006-11-25  Andrew Pinski  <andrew_pinski@playstation.sony.com>

        PR tree-opt/29964
        * gcc.dg/pure-1.c: New test.



Added:
    branches/gcc-4_1-branch/gcc/testsuite/gcc.dg/pure-1.c
      - copied unchanged from r119162, trunk/gcc/testsuite/gcc.dg/pure-1.c
Modified:
    branches/gcc-4_1-branch/gcc/ChangeLog
    branches/gcc-4_1-branch/gcc/ipa-pure-const.c
    branches/gcc-4_1-branch/gcc/testsuite/ChangeLog


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=29964