Developer Guide and Reference

Contents

Gr

Makes __fastcall the default calling convention.
This content is specific to C++; it does not apply to
DPC++
.
Architecture Restrictions
Only available on IA-32 architecture

Syntax

Linux:
None
Windows:
/Gr
Arguments
None
Default
OFF
The default calling convention is
__cdecl
Description
This option makes
__fastcall
the default calling convention.
IDE Equivalent
Visual Studio:
Advanced > Calling Convention
Eclipse:
None
Alternate Options
None

Product and Performance Information

1

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