SBCL

Difference in rounding behavior of EXPT depending on circumstances

Bug #1899969 reported by Paul F. Dietz
6
This bug affects 1 person
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SBCL
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Bug Description

(expt -6.0 1/2) ==> #C(1.4998799e-16 2.4494898)

(funcall (compile nil (lambda (x) (expt (the single-float x) 1/2))) -6.0)
  ==> #C(0.0 2.4494898)

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