[Bug target/35258] two memcpy calls merged incorrectly with -O1

[krebbel at gcc dot gnu dot org]

------- Comment #6 from krebbel at gcc dot gnu dot org  2008-02-25 15:08 -------
Subject: Bug 35258

Author: krebbel
Date: Mon Feb 25 15:07:17 2008
New Revision: 132628

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=132628
Log:
2008-02-25  Andreas Krebbel  <[EMAIL PROTECTED]>

        PR target/35258
        * cse.c (cse_insn): Avoid creation of overlapping MEMs.
        * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
        * alias.h (nonoverlapping_memrefs_p): Likewise.

2008-02-25  Andreas Krebbel  <[EMAIL PROTECTED]>

        PR target/35258
        * gcc.dg/pr35258.c: New testcase.


Added:
    trunk/gcc/testsuite/gcc.dg/pr35258.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/alias.c
    trunk/gcc/alias.h
    trunk/gcc/cse.c
    trunk/gcc/testsuite/ChangeLog


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35258