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8076031: javac should use deterministic data structures for managing free type listeners

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Reviewed-by: mcimadamore, jjg
This commit is contained in:
Vicente Romero 2015-12-18 14:51:50 -08:00
parent 6e5c929946
commit 7bccacbbce
1 changed files with 3 additions and 2 deletions
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5
langtools/src/jdk.compiler/share/classes/com/sun/tools/javac/comp/InferenceContext.java
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@ -29,6 +29,7 @@ import java.util.Collections;
import java.util.EnumSet;
import java.util.HashMap;
import java.util.HashSet;
import java.util.LinkedHashMap;
import java.util.Map;
import java.util.Set;
@ -78,7 +79,7 @@ class InferenceContext {
/** list of inference vars in this context */
List<Type> inferencevars;
Map<FreeTypeListener, List<Type>> freeTypeListeners = new HashMap<>();
Map<FreeTypeListener, List<Type>> freeTypeListeners = new LinkedHashMap<>();
Types types;
Infer infer;
@ -263,7 +264,7 @@ class InferenceContext {
void notifyChange(List<Type> inferredVars) {
InferenceException thrownEx = null;
for (Map.Entry<FreeTypeListener, List<Type>> entry :
new HashMap<>(freeTypeListeners).entrySet()) {
new LinkedHashMap<>(freeTypeListeners).entrySet()) {
if (!Type.containsAny(entry.getValue(), inferencevars.diff(inferredVars))) {
try {
entry.getKey().typesInferred(this);