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c { dg-do run }
c  intrinsic-unix-bessel.f
c
c Test Bessel function intrinsics.  
c These functions are only available if provided by system
c
c     David Billinghurst <David.Billinghurst@riotinto.com>
c
      real x, a
      double precision dx, da
      integer i
      integer(kind=2) j
      integer(kind=1) k
      integer(kind=8) m
      logical fail
      common /flags/ fail
      fail = .false.
 
      x = 2.0
      dx = x
      i = 2
      j = i
      k = i
      m = i
c     BESJ0  - Bessel function of first kind of order zero
      a = 0.22389077
      da = a
      call c_r(BESJ0(x),a,'BESJ0(real)')
      call c_d(BESJ0(dx),da,'BESJ0(double)')
      call c_d(DBESJ0(dx),da,'DBESJ0(double)')
 
c     BESJ1  - Bessel function of first kind of order one
      a = 0.57672480
      da = a
      call c_r(BESJ1(x),a,'BESJ1(real)')
      call c_d(BESJ1(dx),da,'BESJ1(double)')
      call c_d(DBESJ1(dx),da,'DBESJ1(double)')
 
c     BESJN  - Bessel function of first kind of order N
      a = 0.3528340
      da = a
      call c_r(BESJN(i,x),a,'BESJN(integer,real)')
      call c_r(BESJN(j,x),a,'BESJN(integer(2),real)')
      call c_r(BESJN(k,x),a,'BESJN(integer(1),real)')
      call c_d(BESJN(i,dx),da,'BESJN(integer,double)')
      call c_d(BESJN(j,dx),da,'BESJN(integer(2),double)')
      call c_d(BESJN(k,dx),da,'BESJN(integer(1),double)')
      call c_d(DBESJN(i,dx),da,'DBESJN(integer,double)')
      call c_d(DBESJN(j,dx),da,'DBESJN(integer(2),double)')
      call c_d(DBESJN(k,dx),da,'DBESJN(integer(1),double)')
 
c     BESY0  - Bessel function of second kind of order zero
      a = 0.51037567
      da = a
      call c_r(BESY0(x),a,'BESY0(real)')
      call c_d(BESY0(dx),da,'BESY0(double)')
      call c_d(DBESY0(dx),da,'DBESY0(double)')
 
c     BESY1  - Bessel function of second kind of order one
      a = 0.-0.1070324
      da = a
      call c_r(BESY1(x),a,'BESY1(real)')
      call c_d(BESY1(dx),da,'BESY1(double)')
      call c_d(DBESY1(dx),da,'DBESY1(double)')
 
c     BESYN  - Bessel function of second kind of order N
      a = -0.6174081
      da = a
      call c_r(BESYN(i,x),a,'BESYN(integer,real)')
      call c_r(BESYN(j,x),a,'BESYN(integer(2),real)')
      call c_r(BESYN(k,x),a,'BESYN(integer(1),real)')
      call c_d(BESYN(i,dx),da,'BESYN(integer,double)')
      call c_d(BESYN(j,dx),da,'BESYN(integer(2),double)')
      call c_d(BESYN(k,dx),da,'BESYN(integer(1),double)')
      call c_d(DBESYN(i,dx),da,'DBESYN(integer,double)')
      call c_d(DBESYN(j,dx),da,'DBESYN(integer(2),double)')
      call c_d(DBESYN(k,dx),da,'DBESYN(integer(1),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_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

Line No.	Rev	Author	Line
1	149	jeremybenn	`c { dg-do run }`
2			`c intrinsic-unix-bessel.f`
3			`c`
4			`c Test Bessel function intrinsics.`
5			`c These functions are only available if provided by system`
6			`c`
7			`c David Billinghurst <David.Billinghurst@riotinto.com>`
8			`c`
9			`real x, a`
10			`double precision dx, da`
11			`integer i`
12			`integer(kind=2) j`
13			`integer(kind=1) k`
14			`integer(kind=8) m`
15			`logical fail`
16			`common /flags/ fail`
17			`fail = .false.`
18
19			`x = 2.0`
20			`dx = x`
21			`i = 2`
22			`j = i`
23			`k = i`
24			`m = i`
25			`c BESJ0 - Bessel function of first kind of order zero`
26			`a = 0.22389077`
27			`da = a`
28			`call c_r(BESJ0(x),a,'BESJ0(real)')`
29			`call c_d(BESJ0(dx),da,'BESJ0(double)')`
30			`call c_d(DBESJ0(dx),da,'DBESJ0(double)')`
31
32			`c BESJ1 - Bessel function of first kind of order one`
33			`a = 0.57672480`
34			`da = a`
35			`call c_r(BESJ1(x),a,'BESJ1(real)')`
36			`call c_d(BESJ1(dx),da,'BESJ1(double)')`
37			`call c_d(DBESJ1(dx),da,'DBESJ1(double)')`
38
39			`c BESJN - Bessel function of first kind of order N`
40			`a = 0.3528340`
41			`da = a`
42			`call c_r(BESJN(i,x),a,'BESJN(integer,real)')`
43			`call c_r(BESJN(j,x),a,'BESJN(integer(2),real)')`
44			`call c_r(BESJN(k,x),a,'BESJN(integer(1),real)')`
45			`call c_d(BESJN(i,dx),da,'BESJN(integer,double)')`
46			`call c_d(BESJN(j,dx),da,'BESJN(integer(2),double)')`
47			`call c_d(BESJN(k,dx),da,'BESJN(integer(1),double)')`
48			`call c_d(DBESJN(i,dx),da,'DBESJN(integer,double)')`
49			`call c_d(DBESJN(j,dx),da,'DBESJN(integer(2),double)')`
50			`call c_d(DBESJN(k,dx),da,'DBESJN(integer(1),double)')`
51
52			`c BESY0 - Bessel function of second kind of order zero`
53			`a = 0.51037567`
54			`da = a`
55			`call c_r(BESY0(x),a,'BESY0(real)')`
56			`call c_d(BESY0(dx),da,'BESY0(double)')`
57			`call c_d(DBESY0(dx),da,'DBESY0(double)')`
58
59			`c BESY1 - Bessel function of second kind of order one`
60			`a = 0.-0.1070324`
61			`da = a`
62			`call c_r(BESY1(x),a,'BESY1(real)')`
63			`call c_d(BESY1(dx),da,'BESY1(double)')`
64			`call c_d(DBESY1(dx),da,'DBESY1(double)')`
65
66			`c BESYN - Bessel function of second kind of order N`
67			`a = -0.6174081`
68			`da = a`
69			`call c_r(BESYN(i,x),a,'BESYN(integer,real)')`
70			`call c_r(BESYN(j,x),a,'BESYN(integer(2),real)')`
71			`call c_r(BESYN(k,x),a,'BESYN(integer(1),real)')`
72			`call c_d(BESYN(i,dx),da,'BESYN(integer,double)')`
73			`call c_d(BESYN(j,dx),da,'BESYN(integer(2),double)')`
74			`call c_d(BESYN(k,dx),da,'BESYN(integer(1),double)')`
75			`call c_d(DBESYN(i,dx),da,'DBESYN(integer,double)')`
76			`call c_d(DBESYN(j,dx),da,'DBESYN(integer(2),double)')`
77			`call c_d(DBESYN(k,dx),da,'DBESYN(integer(1),double)')`
78
79			`if ( fail ) call abort()`
80			`end`
81
82			`subroutine failure(label)`
83			`c Report failure and set flag`
84			`character() label`
85			`logical fail`
86			`common /flags/ fail`
87			`write(6,'(a,a,a)') 'Test ',label,' FAILED'`
88			`fail = .true.`
89			`end`
90
91			`subroutine c_r(a,b,label)`
92			`c Check if REAL a equals b, and fail otherwise`
93			`real a, b`
94			`character() label`
95			`if ( abs(a-b) .gt. 1.0e-5 ) then`
96			`call failure(label)`
97			`write(6,*) 'Got ',a,' expected ', b`
98			`end if`
99			`end`
100
101			`subroutine c_d(a,b,label)`
102			`c Check if DOUBLE PRECISION a equals b, and fail otherwise`
103			`double precision a, b`
104			`character() label`
105			`if ( abs(a-b) .gt. 1.0d-5 ) then`
106			`call failure(label)`
107			`write(6,*) 'Got ',a,' expected ', b`
108			`end if`
109			`end`

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[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [testsuite/] [gfortran.dg/] [g77/] [intrinsic-unix-bessel.f] - Blame information for rev 868