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src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.core.common/src/org/graalvm/compiler/core/common/type/StampPair.java
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@@ -22,10 +22,12 @@
*/
package org.graalvm.compiler.core.common.type;
+import java.util.Objects;
+
/**
* A pair of stamp with one being the stamp that can be trusted and the other one being a guess that
* needs a dynamic check to be used.
*/
public final class StampPair {
@@ -61,6 +63,24 @@
return trustedStamp.toString();
} else {
return trustedStamp + " (unchecked=" + uncheckedStamp + ")";
}
}
+
+ @Override
+ public int hashCode() {
+ return trustedStamp.hashCode() + 11 + (uncheckedStamp != null ? uncheckedStamp.hashCode() : 0);
+
+ }
+
+ @Override
+ public boolean equals(Object obj) {
+ if (obj == this) {
+ return true;
+ }
+ if (obj instanceof StampPair) {
+ StampPair other = (StampPair) obj;
+ return trustedStamp.equals(other.trustedStamp) && Objects.equals(uncheckedStamp, other.uncheckedStamp);
+ }
+ return false;
+ }
}
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