Developer Guide and Reference

Contents

diag-once, Qdiag-once

Tells the compiler to issue one or more diagnostic messages only once.

Syntax

Linux and macOS:
-diag-once
id
[
,
id
,...
]
Windows:
/Qdiag-once
:
id
[
,
id
,...
]
Arguments
id
Is the ID number of the diagnostic message. If you specify more than one message number, they must be separated by commas. There can be no intervening white space between each
id
.
Default
OFF
The compiler issues certain diagnostic messages by default.
Description
This option tells the compiler to issue one or more diagnostic messages only once.
Alternate Options
Linux:
-wo
(this is a deprecated option)
Windows:
/Qwo
(this is a deprecated option)

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