F.7 Floating-point environment

• F.7.1 Environment management
• F.7.2 Translation
• F.7.3 Execution
• F.7.4 Constant expressions
• F.7.5 Initialization
• F.7.6 Changing the environment

1

The floating-point environment defined in <fenv.h> includes the IEC 60559 floating- point exception status flags and directed-rounding control modes. It includes also IEC 60559 dynamic rounding precision and trap enablement modes, if the implementation supports them.[1]

Footnotes

[1]

This specification does not require dynamic rounding precision nor trap enablement modes.