w, W

Determines whether warning messages are disabled or enabled.

IDE Equivalent

Windows: C/C++ > General > Warning Level

Linux: General > Warning Level

Mac OS: General > Warning Level

Architectures

IA-32 architecture, Intel® 64 architecture, IA-64 architecture

Syntax

Linux and Mac OS: -wn
Windows:    /Wn

Arguments

None

Default

n=2     Displays remarks, warnings, and errors.

Description

This option determines whether warning messages are disabled or enabled.

n=0     Displays errors.
n=1     Displays warnings and errors.
n=2     Displays remarks, warnings, and errors. DEFAULT.
n=3     Displays remarks, warnings, and errors.
n=4     Displays remarks, warnings, and errors.

Alternate Options

None