testsuite/gfortran.dg/wdate-time.F90

! { dg-do compile }
! { dg-options "-Wdate-time" }
print *, __TIMESTAMP__  ! { dg-warning "might prevent reproducible builds" }
print *, __TIME__  ! { dg-warning "might prevent reproducible builds" }
print *, __DATE__  ! { dg-warning "might prevent reproducible builds" }
end