Developer Guide and Reference

Contents

funroll-all-loops

Unroll all loops even if the number of iterations is uncertain when the loop is entered.

Syntax

Linux and macOS:
-funroll-all-loops
Windows:
None
Arguments
None
Default
OFF
Do not unroll all loops.
Description
Unroll all loops, even if the number of iterations is uncertain when the loop is entered. There may a performance impact with this option.
Alternate Options
None

Product and Performance Information

1

Intel's compilers may or may not optimize to the same degree for non-Intel micropro