nag_get_ieee_exception_mode (x07cac) gets the current IEEE exception halting mode for the three common exceptions: overflow, divide-by-zero and invalid operation.

4 References

IEEE (2008) Standard for Floating-Point Arithmetic IEEE Standard 754-2008 IEEE, New York.

5 Arguments

1: $exceptionmode [3]$ – IntegerOutput: On exit: each of the three elements of exceptionmode is set to $1$ if the corresponding condition will raise an exception, and is set to $0$ otherwise. $exceptionmode [0]$ concerns floating-point overflow, $exceptionmode [1]$ concerns floating-point division by zero, and $exceptionmode [2]$ concerns floating-point invalid operation.

6 Error Indicators and Warnings

None.

7 Accuracy

Not applicable.

8 Parallelism and Performance

nag_get_ieee_exception_mode (x07cac) is not threaded in any implementation.

9 Further Comments

None.

10 Example

See Section 10 in nag_is_finite (x07aac).

nag_get_ieee_exception_mode (x07cac) (PDF version)

x07 Chapter Contents

x07 Chapter Introduction

NAG Library Manual

NAG Library Function Documentnag_get_ieee_exception_mode (x07cac)

▸▿ Contents

1 Purpose

2 Specification

3 Description