[Bug libstdc++/68519] condition_variable::wait_for does not work properly with float duration

[jdbleretour at free dot fr]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68519

Adrien <jdbleretour at free dot fr> changed:

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                 CC|                            |jdbleretour at free dot fr

--- Comment #5 from Adrien <jdbleretour at free dot fr> ---
Still not working properly:
https://stackoverflow.com/questions/47744331/condition-variable-not-waking-up-when-used-with-a-chronodurationfloat