gcc/testsuite/g77.f-torture/execute/f90-intrinsic-numeric.f

   1 c  f90-intrinsic-numeric.f
   2 c
   3 c Test Fortran 90 intrinsic numeric functions - Section 13.10.2 and 13.13
   4 c     David Billinghurst <David.Billinghurst@riotinto.com>
   5 c
   6 c Notes:
   7 c  * g77 does not fully comply with F90.  Noncompliances noted in comments.
   8 c  * Section 13.12: Specific names for intrinsic functions tested in
   9 c intrinsic77.f
  10
  11       logical fail
  12       integer*2 j, j2, ja
  13       integer*1 k, k2, ka
  14
  15       common /flags/ fail
  16       fail = .false.
  17
  18 c     ABS - Section 13.13.1
  19       j = -9
  20       ja = 9
  21       k = j
  22       ka = ja
  23       call c_i(ABS(-7),7,'ABS(integer)')
  24       call c_i2(ABS(j),ja,'ABS(integer*2)')
  25       call c_i1(ABS(k),ka,'ABS(integer*1)')
  26       call c_r(ABS(-7.),7.,'ABS(real)')
  27       call c_d(ABS(-7.d0),7.d0,'ABS(double)')
  28       call c_r(ABS((3.,-4.)),5.0,'ABS(complex)')
  29       call c_d(ABS((3.d0,-4.d0)),5.0d0,'ABS(double complex)')
  30
  31 c     AIMAG - Section 13.13.6
  32       call c_r(AIMAG((2.,-7.)),-7.,'AIMAG(complex)')
  33 c     g77: AIMAG(double complex) does not comply with F90
  34 c     call c_d(AIMAG((2.d0,-7.d0)),-7.d0,'AIMAG(double complex)')
  35
  36 c     AINT - Section 13.13.7
  37       call c_r(AINT(2.783),2.0,'AINT(real) 1')
  38       call c_r(AINT(-2.783),-2.0,'AINT(real) 2')
  39       call c_d(AINT(2.783d0),2.0d0,'AINT(double precision) 1')
  40       call c_d(AINT(-2.783d0),-2.0d0,'AINT(double precision) 2')
  41 c     Note:  g77 does not support optional argument KIND
  42
  43 c     ANINT - Section 13.13.10
  44       call c_r(ANINT(2.783),3.0,'ANINT(real) 1')
  45       call c_r(ANINT(-2.783),-3.0,'ANINT(real) 2')
  46       call c_d(ANINT(2.783d0),3.0d0,'ANINT(double precision) 1')
  47       call c_d(ANINT(-2.783d0),-3.0d0,'ANINT(double precision) 2')
  48 c     Note:  g77 does not support optional argument KIND
  49
  50 c     CEILING - Section 13.13.18
  51 c     Not implemented
  52
  53 c     CMPLX - Section 13.13.20
  54       j = 1
  55       ja = 2
  56       k = 1
  57       ka = 2
  58       call c_c(CMPLX(1),(1.,0.),'CMPLX(integer)')
  59       call c_c(CMPLX(1,2),(1.,2.),'CMPLX(integer, integer)')
  60       call c_c(CMPLX(j),(1.,0.),'CMPLX(integer*2)')
  61       call c_c(CMPLX(j,ja),(1.,2.),'CMPLX(integer*2, integer*2)')
  62       call c_c(CMPLX(k),(1.,0.),'CMPLX(integer*1)')
  63       call c_c(CMPLX(k,ka),(1.,2.),'CMPLX(integer*1, integer*1)')
  64       call c_c(CMPLX(1.),(1.,0.),'CMPLX(real)')
  65       call c_c(CMPLX(1.d0),(1.,0.),'CMPLX(double)')
  66       call c_c(CMPLX(1.d0,2.d0),(1.,2.),'CMPLX(double,double)')
  67       call c_c(CMPLX(1.,2.),(1.,2.),'CMPLX(complex)')
  68       call c_c(CMPLX(1.d0,2.d0),(1.,2.),'CMPLX(double complex)')
  69 c     NOTE: g77 does not support optional argument KIND
  70
  71 c     CONJG - Section 13.13.21
  72       call c_c(CONJG((2.,-7.)),(2.,7.),'CONJG(complex)')
  73       call c_z(CONJG((2.d0,-7.d0)),(2.d0,7.d0),'CONJG(double complex)')
  74
  75 c     DBLE - Section 13.13.27
  76       j = 5
  77       k = 5
  78       call c_d(DBLE(5),5.0d0,'DBLE(integer)')
  79       call c_d(DBLE(j),5.0d0,'DBLE(integer*2)')
  80       call c_d(DBLE(k),5.0d0,'DBLE(integer*1)')
  81       call c_d(DBLE(5.),5.0d0,'DBLE(real)')
  82       call c_d(DBLE(5.0d0),5.0d0,'DBLE(double)')
  83       call c_d(DBLE((5.0,0.5)),5.0d0,'DBLE(complex)')
  84       call c_d(DBLE((5.0d0,0.5d0)),5.0d0,'DBLE(double complex)')
  85
  86 c     DIM - Section 13.13.29
  87       j = -8
  88       j2 = -3
  89       ja = 0
  90       k = -8
  91       k2 = -3
  92       ka = 0
  93       call c_i(DIM(-8,-3),0,'DIM(integer)')
  94       call c_i2(DIM(j,j2),ja,'DIM(integer*2)')
  95       call c_i1(DIM(k,k2),ka,'DIM(integer*1)')
  96       call c_r(DIM(-8.,-3.),0.,'DIM(real,real)')
  97       call c_d(DIM(-8.d0,-3.d0),0.d0,'DIM(double,double)')
  98
  99 c     DPROD - Section 13.13.31
 100       call c_d(DPROD(-8.,-3.),24.d0,'DPROD(real,real)')
 101
 102 c     FLOOR - Section 13.13.36
 103 c     Not implemented
 104
 105 c     INT - Section 13.13.47
 106       j = 5
 107       k = 5
 108       call c_i(INT(5),5,'INT(integer)')
 109       call c_i(INT(j),5,'INT(integer*2)')
 110       call c_i(INT(k),5,'INT(integer*1)')
 111       call c_i(INT(5.01),5,'INT(real)')
 112       call c_i(INT(5.01d0),5,'INT(double)')
 113 c     Note: Does not accept optional second argument KIND
 114
 115 c     MAX - Section 13.13.63
 116       j = 1
 117       j2 = 2
 118       ja = 2
 119       k = 1
 120       k2 = 2
 121       ka = 2
 122       call c_i(MAX(1,2,3),3,'MAX(integer,integer,integer)')
 123       call c_i2(MAX(j,j2),ja,'MAX(integer*2,integer*2)')
 124       call c_i1(MAX(k,k2),ka,'MAX(integer*1,integer*1)')
 125       call c_r(MAX(1.,2.,3.),3.,'MAX(real,real,real)')
 126       call c_d(MAX(1.d0,2.d0,3.d0),3.d0,'MAX(double,double,double)')
 127
 128 c     MIN - Section 13.13.68
 129       j = 1
 130       j2 = 2
 131       ja = 1
 132       k = 1
 133       k2 = 2
 134       ka = 1
 135       call c_i(MIN(1,2,3),1,'MIN(integer,integer,integer)')
 136       call c_i2(MIN(j,j2),ja,'MIN(integer*2,integer*2)')
 137       call c_i1(MIN(k,k2),ka,'MIN(integer*1,integer*1)')
 138       call c_r(MIN(1.,2.,3.),1.,'MIN(real,real,real)')
 139       call c_d(MIN(1.d0,2.d0,3.d0),1.d0,'MIN(double,double,double)')
 140
 141 c     MOD - Section 13.13.72
 142       call c_i(MOD(8,5),3,'MOD(integer,integer) 1')
 143       call c_i(MOD(-8,5),-3,'MOD(integer,integer) 2')
 144       call c_i(MOD(8,-5),3,'MOD(integer,integer) 3')
 145       call c_i(MOD(-8,-5),-3,'MOD(integer,integer) 4')
 146       j = 8
 147       j2 = 5
 148       ja = 3
 149       call c_i2(MOD(j,j2),ja,'MOD(integer*2,integer*2) 1')
 150       call c_i2(MOD(-j,j2),-ja,'MOD(integer*2,integer*2) 2')
 151       call c_i2(MOD(j,-j2),ja,'MOD(integer*2,integer*2) 3')
 152       call c_i2(MOD(-j,-j2),-ja,'MOD(integer*2,integer*2) 4')
 153       k = 8
 154       k2 = 5
 155       ka = 3
 156       call c_i1(MOD(k,k2),ka,'MOD(integer*1,integer*1) 1')
 157       call c_i1(MOD(-k,k2),-ka,'MOD(integer*1,integer*1) 2')
 158       call c_i1(MOD(k,-k2),ka,'MOD(integer*1,integer*1) 3')
 159       call c_i1(MOD(-k,-k2),-ka,'MOD(integer*1,integer*1) 4')
 160       call c_r(MOD(8.,5.),3.,'MOD(real,real) 1')
 161       call c_r(MOD(-8.,5.),-3.,'MOD(real,real) 2')
 162       call c_r(MOD(8.,-5.),3.,'MOD(real,real) 3')
 163       call c_r(MOD(-8.,-5.),-3.,'MOD(real,real) 4')
 164       call c_d(MOD(8.d0,5.d0),3.d0,'MOD(double,double) 1')
 165       call c_d(MOD(-8.d0,5.d0),-3.d0,'MOD(double,double) 2')
 166       call c_d(MOD(8.d0,-5.d0),3.d0,'MOD(double,double) 3')
 167       call c_d(MOD(-8.d0,-5.d0),-3.d0,'MOD(double,double) 4')
 168
 169 c     MODULO - Section 13.13.73
 170 c     Not implemented
 171
 172 c     NINT - Section 13.13.76
 173       call c_i(NINT(2.783),3,'NINT(real)')
 174       call c_i(NINT(2.783d0),3,'NINT(double)')
 175 c     Optional second argument KIND not implemented
 176
 177 c     REAL - Section 13.13.86
 178       j = -2
 179       k = -2
 180       call c_r(REAL(-2),-2.0,'REAL(integer)')
 181       call c_r(REAL(j),-2.0,'REAL(integer*2)')
 182       call c_r(REAL(k),-2.0,'REAL(integer*1)')
 183       call c_r(REAL(-2.0),-2.0,'REAL(real)')
 184       call c_r(REAL(-2.0d0),-2.0,'REAL(double)')
 185       call c_r(REAL((-2.,9.)),-2.0,'REAL(complex)')
 186 c     REAL(double complex) not implemented
 187 c     call c_r(REAL((-2.d0,9.d0)),-2.0,'REAL(double complex)')
 188
 189 c     SIGN - Section 13.13.96
 190       j = -3
 191       j2 = 2
 192       ja = 3
 193       k = -3
 194       k2 = 2
 195       ka = 3
 196       call c_i(SIGN(-3,2),3,'SIGN(integer)')
 197       call c_i2(SIGN(j,j2),ja,'SIGN(integer*2)')
 198       call c_i1(SIGN(k,k2),ka,'SIGN(integer*1)')
 199       call c_r(SIGN(-3.0,2.),3.,'SIGN(real,real)')
 200       call c_d(SIGN(-3.d0,2.d0),3.d0,'SIGN(double,double)')
 201
 202       if ( fail ) call abort()
 203       end
 204
 205       subroutine failure(label)
 206 c     Report failure and set flag
 207       character*(*) label
 208       logical fail
 209       common /flags/ fail
 210       write(6,'(a,a,a)') 'Test ',label,' FAILED'
 211       fail = .true.
 212       end
 213
 214       subroutine c_i(i,j,label)
 215 c     Check if INTEGER i equals j, and fail otherwise
 216       integer i,j
 217       character*(*) label
 218       if ( i .ne. j ) then
 219          call failure(label)
 220          write(6,*) 'Got ',i,' expected ', j
 221       end if
 222       end
 223
 224       subroutine c_i2(i,j,label)
 225 c     Check if INTEGER*2 i equals j, and fail otherwise
 226       integer*2 i,j
 227       character*(*) label
 228       if ( i .ne. j ) then
 229          call failure(label)
 230          write(6,*) 'Got ',i,' expected ', j
 231       end if
 232       end
 233
 234       subroutine c_i1(i,j,label)
 235 c     Check if INTEGER*1 i equals j, and fail otherwise
 236       integer*1 i,j
 237       character*(*) label
 238       if ( i .ne. j ) then
 239          call failure(label)
 240          write(6,*) 'Got ',i,' expected ', j
 241       end if
 242       end
 243
 244       subroutine c_r(a,b,label)
 245 c     Check if REAL a equals b, and fail otherwise
 246       real a, b
 247       character*(*) label
 248       if ( abs(a-b) .gt. 1.0e-5 ) then
 249          call failure(label)
 250          write(6,*) 'Got ',a,' expected ', b
 251       end if
 252       end
 253
 254       subroutine c_d(a,b,label)
 255 c     Check if DOUBLE PRECISION a equals b, and fail otherwise
 256       double precision a, b
 257       character*(*) label
 258       if ( abs(a-b) .gt. 1.0d-5 ) then
 259          call failure(label)
 260          write(6,*) 'Got ',a,' expected ', b
 261       end if
 262       end
 263
 264       subroutine c_c(a,b,label)
 265 c     Check if COMPLEX a equals b, and fail otherwise
 266       complex a, b
 267       character*(*) label
 268       if ( abs(a-b) .gt. 1.0e-5 ) then
 269          call failure(label)
 270          write(6,*) 'Got ',a,' expected ', b
 271       end if
 272       end
 273
 274       subroutine c_z(a,b,label)
 275 c     Check if COMPLEX a equals b, and fail otherwise
 276       double complex a, b
 277       character*(*) label
 278       if ( abs(a-b) .gt. 1.0d-5 ) then
 279          call failure(label)
 280          write(6,*) 'Got ',a,' expected ', b
 281       end if
 282       end