User and Reference Guide for the Intel® C++ Compiler 14.0

Ofast

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

Syntax

Linux OS and OS X:

-Ofast

Windows OS:

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 and -no-prec-div.

This option is provided for compatibility with gcc.

IDE Equivalent

None

Alternate Options

None

See Also


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