W

Syntax

-Wprogram, options 

Purpose
Passes the listed options to the designated compiler program.

program can be:

program	Description
a	Assembler
b	Compiler back end
c	Compiler front end
I	Interprocedural Analysis tool
l	linkage editor
p	compiler preprocessor

Notes
When used in the configuration file, the -W option accepts the escape sequence backslash comma (\,) to represent a comma in the parameter string.

Example
To compile myprogram.c so that the option -pg is passed to the linkage editor (l) and the assembler (a), enter:

xlC myprogram.c -Wl:a, -pg

In a configuration file, use the \, sequence to represent the comma (,).

-Wl:a\,-pg

List of Compiler Options and Their Defaults
Options that Specify Compiler Characteristics