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-ffast-math #5

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Pflugshaupt opened this issue Jan 31, 2022 · 0 comments
Open

-ffast-math #5

Pflugshaupt opened this issue Jan 31, 2022 · 0 comments

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@Pflugshaupt
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In CmakeLists.txt I found:

# Cannot safely use -ffast-math, breaks on GCC due to reliance on -0.0f behavior.

Could you elaborate what breaks if -ffast-math would still be enabled? Does it lead to inaccuracies or catastrophic failure?
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@Pflugshaupt