[Bug tree-optimization/26135] store copyprop not effective

[rguenth at gcc dot gnu dot org]

------- Comment #5 from rguenth at gcc dot gnu dot org  2006-04-07 08:04 -------
Subject: Bug 26135

Author: rguenth
Date: Fri Apr  7 08:04:26 2006
New Revision: 112749

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=112749
Log:
2006-04-07  Richard Guenther  <[EMAIL PROTECTED]>

        PR tree-optimization/26135
        * tree-ssa-copy.c (stmt_may_generate_copy): Handle memory
        loads for store copy-prop.
        (copy_prop_visit_stmt): Likewise.

        * gcc.dg/tree-ssa/ssa-copyprop-1.c: New testcase.

Added:
    trunk/gcc/testsuite/gcc.dg/tree-ssa/ssa-copyprop-1.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-copy.c


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=26135