w

Option Type Default Value #pragma options C C++
-flag - - x x

Syntax

    -w 

Purpose
Requests that warnings and lower-level messages be suppressed. Specifying this option is equivalent to specifying -qflag=e:e.

Example
To compile myprogram.c so that no warning messages are displayed, enter:

xlC myprogram.c -w


List of Batch Compiler Options and Their Defaults
Options that Specify Compiler Output
Equivalent Batch Compile-Link and Incremental Build Options