[fixes #2752] Save problem handler state for postponed error handling

test/transform/resource/before/ExtensionMethodNonStaticAccess.java

@@ -0,0 +1,18 @@
+//issue #2752: this test triggers an indirect static access and a non static access warning for the same method call
+//platform ecj,eclipse
+class ExtensionMethodNonStaticAccess {
+  public void method(){
+      Derived derived = new Derived();
+      derived.staticMethod();
+  }
+}
+
+class Base {
+    static String staticMethod() {
+        return "";
+    }
+}
+
+class Derived extends Base {
+    
+}