Developer Guide and Reference

Contents

fargument-alias, Qalias-args

Determines whether function arguments can alias each other.

Syntax

Linux and macOS:
-fargument-alias
-fargument-noalias
Windows:
/Qalias-args
/Qalias-args-
Arguments
None
Default
-fargument-alias
or
/Qalias-args
Function arguments can alias each other and can alias global storage.
Description
This option determines whether function arguments can alias each other. If you specify
-fargument-noalias
or
/Qalias-args-
, function arguments cannot alias each other, but they can alias global storage.
On Linux and
macOS*
systems, you can also disable aliasing for global storage, by specifying option
-fargument-noalias-global
.

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