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Backport #3550

Updated by jeremyevans0 (Jeremy Evans) over 4 years ago

=begin 
  
  Not sure why this literal float can be raised successfully to a fractional power, but when assigned to a variable, it returns NaN. 
 
  $ ruby --version 
  ruby 1.8.7 (2009-06-12 patchlevel 174) [universal-darwin10.0] 
  $ irb 
  -2.21792114695341 ** 0.1 
  => -1.08291560040828 
  >> -2.21792114695341 ** 1.1 
  => -2.40182141051126 
  >> a = -2.21792114695341 
  => -2.21792114695341 
  >> a ** 0.1 
  => NaN # Expected: -1.08291560040828 
  >> a ** 1.1 
  => NaN # Expected: -2.40182141051126 
  >> -2.21792114695341.to_f ** 1.1 
  => NaN # Expected: -1.08291560040828 
  >> -2.21792114695341.to_f ** 0.1 
  => NaN # Expected: -2.40182141051126 
  >> a - -2.21792114695341 
  => 0.0 
  >> (a - -2.21792114695341).zero? 
  => true 
 
 =end 
 

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