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.1-2017 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.
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.