style suggestion: Use real(8) instead of real*8
 --> tests/implicit7.f90:4:14
  |
4 | implicit real*8 (k)
  |              ^ help: write this as 'real(8)'

semantic error: Implicit typing is not allowed, enable it by using --implicit-typing 
 --> tests/implicit7.f90:2:1
  |
2 | implicit real (n)
  | ^^^^^^^^^^^^^^^^^^ 
