[bugfix] Make sure to optimise Path Expressions that are visited by the BasicExpressionVisitor. One example, is that expressions inside of Extension Expressions were not previously optimised.

Author: adamretter

exist-core/src/main/java/org/exist/xquery/BasicExpressionVisitor.java

@@ -116,7 +116,8 @@ protected void processWrappers(final Expression expr) {
                 expr instanceof DynamicCardinalityCheck ||
                 expr instanceof DynamicNameCheck ||
                 expr instanceof DynamicTypeCheck ||
-                expr instanceof UntypedValueCheck) {
+                expr instanceof UntypedValueCheck ||
+                expr instanceof PathExpr) {
             expr.accept(this);
         }
     }