Synopsis

(Advisory) A function should not contain unused label declarations.

Enabled by default

No

Severity/Certainty

Medium/Medium

Full description

A function was found that contains an unused label declaration.

Coding standards

Code examples

The following code example fails the check and will give a warning:

void example(void) {
unusedlabel:
}

The following code example passes the check and will not give a warning about this issue:

void skip_funcion_call(void);

void example(void) {
	goto usedlabel;
	skip_funcion_call();
usedlabel:
}