I generated 4 random floats, can you add them to the unittest casted to `float`, `double` and `real`.
```d
-0x9.0f7ee55df77618fp-13829
0x7.36e6e2640120d28p+8797
-0x1.05df6ce4702ccf8p+15835
0x9.54bb0d88806f714p-7088
```