JavaTX/JavaCompilerCore
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Fix bug

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This commit is contained in:
Daniel Holle 2023-07-03 10:13:01 +02:00
parent bdaf578f86
commit d05054755c
2 changed files with 22 additions and 12 deletions
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4
src/main/java/de/dhbwstuttgart/target/generate/ASTToTargetAST.java
View File

@ -240,8 +240,8 @@ public class ASTToTargetAST {
);
}
private final Map<String, FunNGenerator.GenericParameters> usedFunN = new HashMap<>();
private final Set<Integer> usedFunNSuperTypes = new HashSet<>();
private static final Map<String, FunNGenerator.GenericParameters> usedFunN = new HashMap<>();
private static final Set<Integer> usedFunNSuperTypes = new HashSet<>();
public Map<String, byte[]> auxiliaries = new HashMap<>();

30
src/main/java/de/dhbwstuttgart/target/generate/GenerateGenerics.java
View File

@ -140,6 +140,7 @@ public abstract class GenerateGenerics {
this.astToTargetAST = astToTargetAST;
for (var constraint : constraints.results) {
if (constraint instanceof PairTPHsmallerTPH p) {
System.out.println(p.left + " " + p.left.getVariance());
simplifiedConstraints.add(new PairLT(new TPH(p.left), new TPH(p.right)));
} else if (constraint instanceof PairTPHEqualTPH p) {
equality.put(p.getLeft(), p.getRight());
@ -213,7 +214,8 @@ public abstract class GenerateGenerics {
equality.put(entry.getKey(), to);
}
}
to.setVariance(from.getVariance());
System.out.println(from + " -> " + to + " " + from.getVariance());
//from.setVariance(to.getVariance());
equality.put(from, to);
referenced.remove(new TPH(from));
referenced.add(new TPH(to));
@ -838,19 +840,24 @@ public abstract class GenerateGenerics {
}
}
TPH findConnectionToReturnType(Set<TPH> returnTypes, Set<Pair> input, Set<TPH> visited, TPH tph) {
Set<TPH> findConnectionToReturnType(Set<TPH> returnTypes, Set<Pair> input, Set<TPH> visited, TPH tph) {
if (returnTypes.contains(tph)) {
return tph;
var res = new HashSet<TPH>();
res.add(tph);
return res;
} else {
for (var pair : input) if (pair instanceof PairLT ptph) {
if (ptph.left.equals(tph) && !visited.contains(ptph.right)) {
visited.add(ptph.right);
var result = findConnectionToReturnType(returnTypes, input, visited, ptph.right);
if (result != null) return result;
if (result.size() > 0) {
result.add(ptph.right);
return result;
};
}
}
}
return null;
return new HashSet<>();
}
void eliminateInfimaConnectedToReturnType(Method method, Set<Pair> input, Set<TPH> referenced) {
@ -867,19 +874,22 @@ public abstract class GenerateGenerics {
}
}
if (infima.size() > 1) {
System.out.println(infima);
for (var pair : infima) {
var returnTypes = findTypeVariables(method.getReturnType());
var returnType = findConnectionToReturnType(returnTypes, input, new HashSet<>(), pair.left);
if (returnType != null && !returnType.equals(pair.left)) {
System.out.println("Equals now: " + pair.left.resolve() + " " + returnType.resolve());
addToEquality(pair.left.resolve(), returnType.resolve(), referenced);
var chain = findConnectionToReturnType(returnTypes, input, new HashSet<>(), pair.left);
System.out.println("Find: " + pair.left + " " + chain);
chain.remove(pair.left);
if (chain.size() > 0) {
for (var tph : chain)
addToEquality(pair.left.resolve(), tph.resolve(), referenced);
foundInfima = true;
}
}
}
}
} while (foundInfima);
input.removeIf((i) -> !(i instanceof PairLT lt) || lt.left.equals(lt.right));
input.removeIf((i) -> (i instanceof PairLT lt) && lt.left.equals(lt.right));
}
void eliminateInfima(Set<Pair> input, Set<TPH> referenced) {