Developer Guide and Reference

Contents

Wunused-variable

Determines whether a warning is issued if a local or non-constant static variable is unused after being declared.

Syntax

Linux:
-Wunused-variable
-Wno-unused-variable
macOS:
-Wunused-variable
-Wno-unused-variable
Windows:
None
Arguments
None
Default
-Wno-unused-variable
No warning is issued if a local or non-constant static variable is unused after being declared.
Description
This option determines whether a warning is issued if a local or non-constant static variable is unused after being declared.
Alternate Options
None