gcc/testsuite/gfortran.dg/atan2_2.f90

   1 ! { dg-do compile }
   2 ! { dg-options "-std=f2003" }
   3 !
   4 ! PR fortran/33197
   5 !
   6 ! Check for Fortran 2008's ATAN(Y,X) - which is equivalent
   7 ! to Fortran 77's ATAN2(Y,X).
   8 !
   9 real(4)    :: r4
  10 real(8)    :: r8
  11 complex(4) :: c4
  12 complex(8) :: c8
  13
  14 r4 = atan2(r4,r4)
  15 r8 = atan2(r8,r8)
  16
  17 r4 = atan(r4,r4) ! { dg-error "Too many arguments in call to 'atan'" }
  18 r8 = atan(r8,r8) ! { dg-error "Too many arguments in call to 'atan'" }
  19
  20 r4 = atan2(r4,r8) ! { dg-error "same type and kind" }
  21 r4 = atan2(r8,r4) ! { dg-error "same type and kind" }
  22
  23 r4 = atan2(c4,r8) ! { dg-error "must be REAL" }
  24 r4 = atan2(c8,r4) ! { dg-error "must be REAL" }
  25 r4 = atan2(r4,c8) ! { dg-error "same type and kind" }
  26 r4 = atan2(r8,c4) ! { dg-error "same type and kind" }
  27
  28 r4 = atan2(c4,c8) ! { dg-error "must be REAL" }
  29 r4 = atan2(c8,c4) ! { dg-error "must be REAL" }
  30 end