christoph/lecture-compilers
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mini fix

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2021-01-31 17:53:58 +01:00
parent f275d5f4a6
commit 9536e09f1c
1 changed files with 2 additions and 1 deletions
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3
src/main/java/codegen/analysis/liveness/InterferenceNode.java
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@ -1,5 +1,6 @@
package codegen.analysis.liveness; package codegen.analysis.liveness;
import java.util.Collections;
import java.util.HashSet; import java.util.HashSet;
import java.util.Objects; import java.util.Objects;
import java.util.Set; import java.util.Set;
@ -49,7 +50,7 @@ public class InterferenceNode {
} }
public Set<InterferenceNode> getNeighbourSet() { public Set<InterferenceNode> getNeighbourSet() {
return this.neighbours; return Collections.unmodifiableSet(this.neighbours);
} }
public boolean addNeighbour(InterferenceNode node) { public boolean addNeighbour(InterferenceNode node) {