NAME

feclearexcept — clear floating-point exception

SYNOPSIS

#include <fenv.h>

int feclearexcept(int excepts);

DESCRIPTION

[CX] The functionality described on this reference page is aligned with the ISO C standard. Any conflict between the requirements described here and the ISO C standard is unintentional. This volume of POSIX.1-2024 defers to the ISO C standard.

The feclearexcept () function shall attempt to clear the supported floating-point exceptions represented by excepts.

RETURN VALUE

If the argument is zero or if all the specified exceptions were successfully cleared, feclearexcept () shall return zero. Otherwise, it shall return a non-zero value.

ERRORS

No errors are defined.

The following sections are informative.

EXAMPLES

None.

APPLICATION USAGE

None.

RATIONALE

None.

FUTURE DIRECTIONS

None.

SEE ALSO

fegetexceptflag(3), feraiseexcept(3), fetestexcept(3)

XBD <fenv.h>

CHANGE HISTORY

First released in Issue 6. Derived from the ISO/IEC 9899:1999 (“ISO C99”) standard.

ISO/IEC 9899:1999 (“ISO C99”) standard, Technical Corrigendum 1 is incorporated.

End of informative text.