+c { dg-do run }
+c f90-intrinsic-numeric.f
+c
+c Test Fortran 90 intrinsic numeric functions - Section 13.10.2 and 13.13
+c David Billinghurst <David.Billinghurst@riotinto.com>
+c
+c Notes:
+c * g77 does not fully comply with F90. Noncompliances noted in comments.
+c * Section 13.12: Specific names for intrinsic functions tested in
+c intrinsic77.f
+
+ logical fail
+ integer*2 j, j2, ja
+ integer*1 k, k2, ka
+
+ common /flags/ fail
+ fail = .false.
+
+c ABS - Section 13.13.1
+ j = -9
+ ja = 9
+ k = j
+ ka = ja
+ call c_i(ABS(-7),7,'ABS(integer)')
+ call c_i2(ABS(j),ja,'ABS(integer*2)')
+ call c_i1(ABS(k),ka,'ABS(integer*1)')
+ call c_r(ABS(-7.),7.,'ABS(real)')
+ call c_d(ABS(-7.d0),7.d0,'ABS(double)')
+ call c_r(ABS((3.,-4.)),5.0,'ABS(complex)')
+ call c_d(ABS((3.d0,-4.d0)),5.0d0,'ABS(double complex)')
+
+c AIMAG - Section 13.13.6
+ call c_r(AIMAG((2.,-7.)),-7.,'AIMAG(complex)')
+c g77: AIMAG(double complex) does not comply with F90
+c call c_d(AIMAG((2.d0,-7.d0)),-7.d0,'AIMAG(double complex)')
+
+c AINT - Section 13.13.7
+ call c_r(AINT(2.783),2.0,'AINT(real) 1')
+ call c_r(AINT(-2.783),-2.0,'AINT(real) 2')
+ call c_d(AINT(2.783d0),2.0d0,'AINT(double precision) 1')
+ call c_d(AINT(-2.783d0),-2.0d0,'AINT(double precision) 2')
+c Note: g77 does not support optional argument KIND
+
+c ANINT - Section 13.13.10
+ call c_r(ANINT(2.783),3.0,'ANINT(real) 1')
+ call c_r(ANINT(-2.783),-3.0,'ANINT(real) 2')
+ call c_d(ANINT(2.783d0),3.0d0,'ANINT(double precision) 1')
+ call c_d(ANINT(-2.783d0),-3.0d0,'ANINT(double precision) 2')
+c Note: g77 does not support optional argument KIND
+
+c CEILING - Section 13.13.18
+c Not implemented
+
+c CMPLX - Section 13.13.20
+ j = 1
+ ja = 2
+ k = 1
+ ka = 2
+ call c_c(CMPLX(1),(1.,0.),'CMPLX(integer)')
+ call c_c(CMPLX(1,2),(1.,2.),'CMPLX(integer, integer)')
+ call c_c(CMPLX(j),(1.,0.),'CMPLX(integer*2)')
+ call c_c(CMPLX(j,ja),(1.,2.),'CMPLX(integer*2, integer*2)')
+ call c_c(CMPLX(k),(1.,0.),'CMPLX(integer*1)')
+ call c_c(CMPLX(k,ka),(1.,2.),'CMPLX(integer*1, integer*1)')
+ call c_c(CMPLX(1.),(1.,0.),'CMPLX(real)')
+ call c_c(CMPLX(1.d0),(1.,0.),'CMPLX(double)')
+ call c_c(CMPLX(1.d0,2.d0),(1.,2.),'CMPLX(double,double)')
+ call c_c(CMPLX(1.,2.),(1.,2.),'CMPLX(complex)')
+ call c_c(CMPLX(1.d0,2.d0),(1.,2.),'CMPLX(double complex)')
+c NOTE: g77 does not support optional argument KIND
+
+c CONJG - Section 13.13.21
+ call c_c(CONJG((2.,-7.)),(2.,7.),'CONJG(complex)')
+ call c_z(CONJG((2.d0,-7.d0)),(2.d0,7.d0),'CONJG(double complex)')
+
+c DBLE - Section 13.13.27
+ j = 5
+ k = 5
+ call c_d(DBLE(5),5.0d0,'DBLE(integer)')
+ call c_d(DBLE(j),5.0d0,'DBLE(integer*2)')
+ call c_d(DBLE(k),5.0d0,'DBLE(integer*1)')
+ call c_d(DBLE(5.),5.0d0,'DBLE(real)')
+ call c_d(DBLE(5.0d0),5.0d0,'DBLE(double)')
+ call c_d(DBLE((5.0,0.5)),5.0d0,'DBLE(complex)')
+ call c_d(DBLE((5.0d0,0.5d0)),5.0d0,'DBLE(double complex)')
+
+c DIM - Section 13.13.29
+ j = -8
+ j2 = -3
+ ja = 0
+ k = -8
+ k2 = -3
+ ka = 0
+ call c_i(DIM(-8,-3),0,'DIM(integer)')
+ call c_i2(DIM(j,j2),ja,'DIM(integer*2)')
+ call c_i1(DIM(k,k2),ka,'DIM(integer*1)')
+ call c_r(DIM(-8.,-3.),0.,'DIM(real,real)')
+ call c_d(DIM(-8.d0,-3.d0),0.d0,'DIM(double,double)')
+
+c DPROD - Section 13.13.31
+ call c_d(DPROD(-8.,-3.),24.d0,'DPROD(real,real)')
+
+c FLOOR - Section 13.13.36
+c Not implemented
+
+c INT - Section 13.13.47
+ j = 5
+ k = 5
+ call c_i(INT(5),5,'INT(integer)')
+ call c_i(INT(j),5,'INT(integer*2)')
+ call c_i(INT(k),5,'INT(integer*1)')
+ call c_i(INT(5.01),5,'INT(real)')
+ call c_i(INT(5.01d0),5,'INT(double)')
+c Note: Does not accept optional second argument KIND
+
+c MAX - Section 13.13.63
+ j = 1
+ j2 = 2
+ ja = 2
+ k = 1
+ k2 = 2
+ ka = 2
+ call c_i(MAX(1,2,3),3,'MAX(integer,integer,integer)')
+ call c_i2(MAX(j,j2),ja,'MAX(integer*2,integer*2)')
+ call c_i1(MAX(k,k2),ka,'MAX(integer*1,integer*1)')
+ call c_r(MAX(1.,2.,3.),3.,'MAX(real,real,real)')
+ call c_d(MAX(1.d0,2.d0,3.d0),3.d0,'MAX(double,double,double)')
+
+c MIN - Section 13.13.68
+ j = 1
+ j2 = 2
+ ja = 1
+ k = 1
+ k2 = 2
+ ka = 1
+ call c_i(MIN(1,2,3),1,'MIN(integer,integer,integer)')
+ call c_i2(MIN(j,j2),ja,'MIN(integer*2,integer*2)')
+ call c_i1(MIN(k,k2),ka,'MIN(integer*1,integer*1)')
+ call c_r(MIN(1.,2.,3.),1.,'MIN(real,real,real)')
+ call c_d(MIN(1.d0,2.d0,3.d0),1.d0,'MIN(double,double,double)')
+
+c MOD - Section 13.13.72
+ call c_i(MOD(8,5),3,'MOD(integer,integer) 1')
+ call c_i(MOD(-8,5),-3,'MOD(integer,integer) 2')
+ call c_i(MOD(8,-5),3,'MOD(integer,integer) 3')
+ call c_i(MOD(-8,-5),-3,'MOD(integer,integer) 4')
+ j = 8
+ j2 = 5
+ ja = 3
+ call c_i2(MOD(j,j2),ja,'MOD(integer*2,integer*2) 1')
+ call c_i2(MOD(-j,j2),-ja,'MOD(integer*2,integer*2) 2')
+ call c_i2(MOD(j,-j2),ja,'MOD(integer*2,integer*2) 3')
+ call c_i2(MOD(-j,-j2),-ja,'MOD(integer*2,integer*2) 4')
+ k = 8
+ k2 = 5
+ ka = 3
+ call c_i1(MOD(k,k2),ka,'MOD(integer*1,integer*1) 1')
+ call c_i1(MOD(-k,k2),-ka,'MOD(integer*1,integer*1) 2')
+ call c_i1(MOD(k,-k2),ka,'MOD(integer*1,integer*1) 3')
+ call c_i1(MOD(-k,-k2),-ka,'MOD(integer*1,integer*1) 4')
+ call c_r(MOD(8.,5.),3.,'MOD(real,real) 1')
+ call c_r(MOD(-8.,5.),-3.,'MOD(real,real) 2')
+ call c_r(MOD(8.,-5.),3.,'MOD(real,real) 3')
+ call c_r(MOD(-8.,-5.),-3.,'MOD(real,real) 4')
+ call c_d(MOD(8.d0,5.d0),3.d0,'MOD(double,double) 1')
+ call c_d(MOD(-8.d0,5.d0),-3.d0,'MOD(double,double) 2')
+ call c_d(MOD(8.d0,-5.d0),3.d0,'MOD(double,double) 3')
+ call c_d(MOD(-8.d0,-5.d0),-3.d0,'MOD(double,double) 4')
+
+c MODULO - Section 13.13.73
+c Not implemented
+
+c NINT - Section 13.13.76
+ call c_i(NINT(2.783),3,'NINT(real)')
+ call c_i(NINT(2.783d0),3,'NINT(double)')
+c Optional second argument KIND not implemented
+
+c REAL - Section 13.13.86
+ j = -2
+ k = -2
+ call c_r(REAL(-2),-2.0,'REAL(integer)')
+ call c_r(REAL(j),-2.0,'REAL(integer*2)')
+ call c_r(REAL(k),-2.0,'REAL(integer*1)')
+ call c_r(REAL(-2.0),-2.0,'REAL(real)')
+ call c_r(REAL(-2.0d0),-2.0,'REAL(double)')
+ call c_r(REAL((-2.,9.)),-2.0,'REAL(complex)')
+c REAL(double complex) not implemented
+c call c_r(REAL((-2.d0,9.d0)),-2.0,'REAL(double complex)')
+
+c SIGN - Section 13.13.96
+ j = -3
+ j2 = 2
+ ja = 3
+ k = -3
+ k2 = 2
+ ka = 3
+ call c_i(SIGN(-3,2),3,'SIGN(integer)')
+ call c_i2(SIGN(j,j2),ja,'SIGN(integer*2)')
+ call c_i1(SIGN(k,k2),ka,'SIGN(integer*1)')
+ call c_r(SIGN(-3.0,2.),3.,'SIGN(real,real)')
+ call c_d(SIGN(-3.d0,2.d0),3.d0,'SIGN(double,double)')
+
+ if ( fail ) call abort()
+ end
+
+ subroutine failure(label)
+c Report failure and set flag
+ character*(*) label
+ logical fail
+ common /flags/ fail
+ write(6,'(a,a,a)') 'Test ',label,' FAILED'
+ fail = .true.
+ end
+
+ subroutine c_i(i,j,label)
+c Check if INTEGER i equals j, and fail otherwise
+ integer i,j
+ character*(*) label
+ if ( i .ne. j ) then
+ call failure(label)
+ write(6,*) 'Got ',i,' expected ', j
+ end if
+ end
+
+ subroutine c_i2(i,j,label)
+c Check if INTEGER*2 i equals j, and fail otherwise
+ integer*2 i,j
+ character*(*) label
+ if ( i .ne. j ) then
+ call failure(label)
+ write(6,*) 'Got ',i,' expected ', j
+ end if
+ end
+
+ subroutine c_i1(i,j,label)
+c Check if INTEGER*1 i equals j, and fail otherwise
+ integer*1 i,j
+ character*(*) label
+ if ( i .ne. j ) then
+ call failure(label)
+ write(6,*) 'Got ',i,' expected ', j
+ end if
+ end
+
+ subroutine c_r(a,b,label)
+c Check if REAL a equals b, and fail otherwise
+ real a, b
+ character*(*) label
+ if ( abs(a-b) .gt. 1.0e-5 ) then
+ call failure(label)
+ write(6,*) 'Got ',a,' expected ', b
+ end if
+ end
+
+ subroutine c_d(a,b,label)
+c Check if DOUBLE PRECISION a equals b, and fail otherwise
+ double precision a, b
+ character*(*) label
+ if ( abs(a-b) .gt. 1.0d-5 ) then
+ call failure(label)
+ write(6,*) 'Got ',a,' expected ', b
+ end if
+ end
+
+ subroutine c_c(a,b,label)
+c Check if COMPLEX a equals b, and fail otherwise
+ complex a, b
+ character*(*) label
+ if ( abs(a-b) .gt. 1.0e-5 ) then
+ call failure(label)
+ write(6,*) 'Got ',a,' expected ', b
+ end if
+ end
+
+ subroutine c_z(a,b,label)
+c Check if COMPLEX a equals b, and fail otherwise
+ double complex a, b
+ character*(*) label
+ if ( abs(a-b) .gt. 1.0d-5 ) then
+ call failure(label)
+ write(6,*) 'Got ',a,' expected ', b
+ end if
+ end
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