tree ac05efda1bb9fa53032a9db0ee01f81289c5aa11
parent 48cb54d1b2c47798dcfdd6faf337bf91277e5c70
author Sergiu Deitsch <sergiu.deitsch@gmail.com> 1637316823 +0100
committer Sergiu Deitsch <sergiu.deitsch@gmail.com> 1637317071 +0100

reworked copysign tests

Zero sign propagation is not always guaranteed. Replace signbit checks
by checks for -nan and +nan sign.

Change-Id: If2ba367e4116d4e6a008a83cf2bc6a8851b27af7