Developer Guide and Reference

Contents

const

Indicates that a function has no effect other than returning a value and that it uses only its arguments to generate that return value.

Syntax

Windows* OS:
__declspec(const)
Linux* OS:
__attribute__((const))
Arguments
None
Description
This keyword is equivalent to the gcc* attribute
const
and applies to function declarations.

Product and Performance Information

1

Intel's compilers may or may not optimize to the same degree for non-Intel microprocessors for optimizations that are not unique to Intel microprocessors. These optimizations include SSE2, SSE3, and SSSE3 instruction sets and other optimizations. Intel does not guarantee the availability, functionality, or effectiveness of any optimization on microprocessors not manufactured by Intel. Microprocessor-dependent optimizations in this product are intended for use with Intel microprocessors. Certain optimizations not specific to Intel microarchitecture are reserved for Intel microprocessors. Please refer to the applicable product User and Reference Guides for more information regarding the specific instruction sets covered by this notice.

Notice revision #20110804