style suggestion: Use '==' instead of '.eq.'
 --> tests/return1.f90:8:11
  |
8 |     if (i .eq. a) return 1
  |           ^^^^ help: write this as '=='

style suggestion: Use '==' instead of '.eq.'
 --> tests/return1.f90:9:11
  |
9 |     if (i .eq. b) return 2
  |           ^^^^ help: write this as '=='

style suggestion: Use '==' instead of '.eq.'
  --> tests/return1.f90:10:11
   |
10 |     if (i .eq. c) return 3
   |           ^^^^ help: write this as '=='
