library /*isNonNullableByDefault*/;
//
// Problems in library:
//
// pkg/front_end/testcases/general/issue49127.dart:10:3: Warning: The extension 'E' cannot be null.
// Try replacing '?.' with '.'
//   E?.s;
//   ^
//
import self as self;
import "dart:core" as core;

extension E on core::int {
  static field s = self::E|s;
}
static field core::String E|s = "Lily was here";
static method test() → dynamic {
  self::E|s;
}