Package sootup.interceptors

Class DeadAssignmentEliminator

java.lang.Object

sootup.interceptors.DeadAssignmentEliminator

All Implemented Interfaces:

BodyInterceptor

public class DeadAssignmentEliminator
extends Object
implements BodyInterceptor

This interceptor eliminates assignment statements to locals whose values are not subsequently used, unless evaluating the right-hand side of the assignment may cause side-effects. Complexity is linear with respect to the statements.

Author:

Marcus Nachtigall

Constructor Summary

Constructors

Constructor	Description
DeadAssignmentEliminator()
DeadAssignmentEliminator(boolean eliminateOnlyStackLocals)

Method Summary

Modifier and Type	Method	Description
void	interceptBody(Body.BodyBuilder builder, View view)	Takes a BodyBuilder and may apply a transformation to it, for example removing unused local variables.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

DeadAssignmentEliminator

public DeadAssignmentEliminator()

DeadAssignmentEliminator

public DeadAssignmentEliminator(boolean eliminateOnlyStackLocals)

Method Details

interceptBody

public void interceptBody(@Nonnull
 Body.BodyBuilder builder,
 @Nonnull
 View view)

Description copied from interface: BodyInterceptor

Takes a BodyBuilder and may apply a transformation to it, for example removing unused local variables.

Specified by:

interceptBody in interface BodyInterceptor