[Bug rtl-optimization/35281] [4.3/4.4 Regression] multiply with 0 generated for 64*32->64

[bonzini at gcc dot gnu dot org]

------- Comment #12 from bonzini at gnu dot org  2008-03-11 16:49 -------
For 4.4, both mul16 and mul32 will be fixed by the pending patch.

The pending patch is what cures the regression part of this bug.


------- Comment #13 from bonzini at gnu dot org  2008-03-11 16:49 -------
Subject: Bug 35281

Author: bonzini
Date: Tue Mar 11 16:48:28 2008
New Revision: 133116

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=133116
Log:
2008-03-11  Paolo Bonzini  <bonzini@gnu.org>

        PR rtl-optimization/35281
        * expr.c (convert_move): Use a new pseudo for the intermediate
        from_mode->word_mode result.


Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/expr.c


-- 

bonzini at gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Keywords|                            |patch


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35281