# use-intel-optimized-headers, Quse-intel-optimized-headers

Determines whether the performance headers directory is added to the include path search list. This content is specific to C++; it does not apply to DPC++.

## Syntax

Linux: | -use-intel-optimized-headers

Windows: | /Quse-intel-optimized-headers

## Arguments

None

## Default

-no-use-intel-optimized-headers or /Quse-intel-optimized-headers- | The performance headers directory is not added to the include path search list.

## Description

This option determines whether the performance headers directory is added to the include path search list.

The performance headers directory is added if you specify [Q]use-intel-optimized-headers. Appropriate libraries are also linked in, as needed, for proper functionality.

Product and Performance Information
Performance varies by use, configuration and other factors. Learn more at www.Intel.com/PerformanceIndex. Notice revision #20201201

## IDE Equivalent

Visual Studio: Optimization > Use Intel Optimized Headers

Eclipse: Preprocessor > Use Intel Optimized Headers

## Alternate Options

None

Parent topic: Advanced Optimization Options

## See Also

Using Intel's valarray Implementation