[Bug tree-optimization/54579] missed optimization: ASR idiom

[hjl.tools at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54579

H.J. Lu <hjl.tools at gmail dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2012-09-14
                 CC|                            |areg.melikadamyan at gmail
                   |                            |dot com, hjl.tools at gmail
                   |                            |dot com
     Ever Confirmed|0                           |1

--- Comment #1 from H.J. Lu <hjl.tools at gmail dot com> 2012-09-14 14:06:43 
UTC ---
Clang generates:

    movb    %sil, %cl
    sarl    %cl, %edi
    movl    %edi, %eax
    ret