[issue11967] Left shift and Right shift for floats

[Martin v. Löwis]

Martin v. Löwis <martin at v.loewis.de> added the comment:

"The only way ..." That's not true. y=x*(1<<n) is also an exact multiplication with a power of two, and it's also fairly fast. Likewise for y=x/(1<<n).

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nosy: +loewis

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<http://bugs.python.org/issue11967>
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