release notes: clarify that (0.0 / 0.0).is_sign_positive() cannot yet be called in const fn

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release notes: clarify that (0.0 / 0.0).is_sign_positive() cannot yet be called in const fn #1417

Closed RalfJung closed 1 day ago

RalfJung commented 1 day ago

When writing this description I didn't realize that the float method constification slipped into the next release. So let's clarify this before people try calling (0.0 / 0.0).is_sign_positive() in a const fn and are confused.

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RalfJung commented 1 day ago

Cc @traviscross