Intel® Fortran Compiler 16.0 User and Reference Guide

Ofast

Sets certain aggressive options to improve the speed of your application.

Syntax

Linux and OS X:

-Ofast

Windows:

None

Arguments

None

Default

OFF

The aggressive optimizations that improve speed are not enabled.

Description

This option improves the speed of your application.

It sets compiler options -O3, -no-prec-div, and -fp-model fast=2.

On Linux* systems, this option is provided for compatibility with gcc.

IDE Equivalent

None

Alternate Options

None

See Also