Compilation fails with clang 10

[DarkWingMcQuack]

Describe the bug
Compilation with clang 10 fails at this line the error

error: implicit conversion from 'long' to 'double' may lose precision [-Werror,-Wimplicit-int-float-conversion]
  return d >= min && d <= max;
           ~~ ^~~

To Reproduce
Steps to reproduce the behavior:

1. compile with clang 10

Expected behavior
should compile

Additional context
simply adding the static_casts which are already implemented in the comment above solves the issue

[baylesj]

Fixed in HEAD.