On Tue, 20 Sep 2016, Jeff Law wrote:

> Could we defer lowering in the case where the object is not addressable until
> gimple->rtl expansion time?  That's the best time to introduce target
> dependencies into the code we generate.

If we do that (remembering that -fsignaling-nans always wants the integer 
path), we need to make sure there are tests of fpclassify that reliably 
exercise both paths....

Joseph S. Myers

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