[Issue 5688] Poor optimization of (long & 1)

[d-bugmail at puremagic.com]

http://d.puremagic.com/issues/show_bug.cgi?id=5688


Walter Bright <bugzilla at digitalmars.com> changed:

           What    |Removed                     |Added
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                 CC|                            |bugzilla at digitalmars.com


--- Comment #1 from Walter Bright <bugzilla at digitalmars.com> 2011-03-03 11:49:26 PST ---
Interestingly, if the code is written as:

bool foo(long v)
{
    return  (v & 1) == 1;
}

the code generated is:

                mov     EAX,4[ESP]
                mov     EDX,8[ESP]
                and     EAX,1
                xor     EDX,EDX
                ret     8

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