unroll-aggressive, Qunroll-aggressive

Determines whether the compiler uses more aggressive unrolling for certain loops.

IDE Equivalent

None

Architectures

IA-32, Intel® 64 architectures

Syntax

Linux and Mac OS X:

-unroll-aggressive

-no-unroll-aggressive

Windows:

/Qunroll-aggressive

/Qunroll-aggressive-

Arguments

None

Default

-no-unroll-aggressive
or /Qunroll-aggressive-

The compiler uses default heuristics when unrolling loops.

Description

This option determines whether the compiler uses more aggressive unrolling for certain loops. The positive form of the option may improve performance.

On IA-32 architecture and Intel® 64 architecture, this option enables aggressive, complete unrolling for loops with small constant trip counts.

Alternate Options

None