fix: class resolving issues (#867)

jadx-core/src/main/java/jadx/core/dex/nodes/RootNode.java

@@ -176,6 +176,12 @@ public class RootNode {
 
 	@Nullable
 	public ClassNode resolveClass(ArgType clsType) {
+		if (!clsType.isTypeKnown() || clsType.isGenericType()) {
+			return null;
+		}
+		if (clsType.getWildcardBound() == ArgType.WildcardBound.UNBOUND) {
+			return null;
+		}
 		if (clsType.isGeneric()) {
 			clsType = ArgType.object(clsType.getObject());
 		}

jadx-core/src/main/java/jadx/core/dex/nodes/utils/MethodUtils.java

@@ -68,7 +68,7 @@ public class MethodUtils {
 	}
 
 	public boolean processMethodArgsOverloaded(ArgType startCls, MethodInfo mthInfo, @Nullable List<IMethodDetails> collectedMths) {
-		if (startCls == null) {
+		if (startCls == null || !startCls.isObject()) {
 			return false;
 		}
 		boolean isMthConstructor = mthInfo.isConstructor() || mthInfo.isClassInit();