Jason Rhinelander 79de508ef4 Fix test compilation when both optional's exist
gcc 7 has both std::experimental::optional and std::optional, but this
breaks the test compilation as we are trying to use the same `opt_int`
type alias for both.
2016-12-14 20:40:49 +01:00
..
2016-12-13 21:44:19 +01:00
2016-09-06 13:02:29 +09:00
2016-08-19 13:19:38 +02:00
2016-10-11 22:13:02 +02:00