message: checkered_flag: implicit conversion is not allowed with MSVC
diff: @@ -433,15 +433,6 @@ TEST_CASE("value conversion")
  #endif
  }
  - SECTION("get null (implicit)")
  - {
  - std::nullptr_t n;
  - json j(n);
  -
  - std::nullptr_t n2 = (std::nullptr_t)j;
  - CHECK(n2 == n);
  - }
  -
  SECTION("get null (explicit)")
  {
  std::nullptr_t n;
  