Developer Guide and Reference

  • 2021.2
  • 04/07/2021
  • Public Content
  • Download as PDF
Contents

freg-struct-return

Tells the compiler to return struct and union values in registers when possible.
This content is specific to C++; it does not apply to
DPC++
.
Architecture Restrictions
Only available on IA-32 architecture

Syntax

Linux:
-freg-struct-return
Windows:
None
Arguments
None
Default
OFF
Description
This option tells the compiler to return
struct
and
union
values in registers when possible.
IDE Equivalent
None
Alternate Options
None

Product and Performance Information

1

Performance varies by use, configuration and other factors. Learn more at www.Intel.com/PerformanceIndex.