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diff --git a/gcc/testsuite/gfortran.dg/g77/f90-intrinsic-bit.f b/gcc/testsuite/gfortran.dg/g77/f90-intrinsic-bit.f
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@@ -0,0 +1,459 @@
+c { dg-do run }
+c f90-intrinsic-bit.f
+c
+c Test Fortran 90
+c * intrinsic bit manipulation functions - Section 13.10.10
+c * bitcopy subroutine - Section 13.9.3
+c David Billinghurst <David.Billinghurst@riotinto.com>
+c
+c Notes:
+c * g77 only supports scalar arguments
+c * third argument of ISHFTC is not optional in g77
+
+ logical fail
+ integer i, i2, ia, i3
+ integer*2 j, j2, j3, ja
+ integer*1 k, k2, k3, ka
+ integer*8 m, m2, m3, ma
+
+ common /flags/ fail
+ fail = .false.
+
+c BIT_SIZE - Section 13.13.16
+c Determine BIT_SIZE by counting the bits
+ ia = 0
+ i = 0
+ i = not(i)
+ do while ( (i.ne.0) .and. (ia.lt.127) )
+ ia = ia + 1
+ i = ishft(i,-1)
+ end do
+ call c_i(BIT_SIZE(i),ia,'BIT_SIZE(integer)')
+ ja = 0
+ j = 0
+ j = not(j)
+ do while ( (j.ne.0) .and. (ja.lt.127) )
+ ja = ja + 1
+ j = ishft(j,-1)
+ end do
+ call c_i2(BIT_SIZE(j),ja,'BIT_SIZE(integer*2)')
+ ka = 0
+ k = 0
+ k = not(k)
+ do while ( (k.ne.0) .and. (ka.lt.127) )
+ ka = ka + 1
+ k = ishft(k,-1)
+ end do
+ call c_i1(BIT_SIZE(k),ka,'BIT_SIZE(integer*1)')
+ ma = 0
+ m = 0
+ m = not(m)
+ do while ( (m.ne.0) .and. (ma.lt.127) )
+ ma = ma + 1
+ m = ishft(m,-1)
+ end do
+ call c_i8(BIT_SIZE(m),ma,'BIT_SIZE(integer*8)')
+
+c BTEST - Section 13.13.17
+ j = 7
+ j2 = 3
+ k = 7
+ k2 = 3
+ m = 7
+ m2 = 3
+ call c_l(BTEST(7,3),.true.,'BTEST(integer,integer)')
+ call c_l(BTEST(7,j2),.true.,'BTEST(integer,integer*2)')
+ call c_l(BTEST(7,k2),.true.,'BTEST(integer,integer*1)')
+ call c_l(BTEST(7,m2),.true.,'BTEST(integer,integer*8)')
+ call c_l(BTEST(j,3),.true.,'BTEST(integer*2,integer)')
+ call c_l(BTEST(j,j2),.true.,'BTEST(integer*2,integer*2)')
+ call c_l(BTEST(j,k2),.true.,'BTEST(integer*2,integer*1)')
+ call c_l(BTEST(j,m2),.true.,'BTEST(integer*2,integer*8)')
+ call c_l(BTEST(k,3),.true.,'BTEST(integer*1,integer)')
+ call c_l(BTEST(k,j2),.true.,'BTEST(integer*1,integer*2)')
+ call c_l(BTEST(k,k2),.true.,'BTEST(integer*1,integer*1)')
+ call c_l(BTEST(k,m2),.true.,'BTEST(integer*1,integer*8)')
+ call c_l(BTEST(m,3),.true.,'BTEST(integer*8,integer)')
+ call c_l(BTEST(m,j2),.true.,'BTEST(integer*8,integer*2)')
+ call c_l(BTEST(m,k2),.true.,'BTEST(integer*8,integer*1)')
+ call c_l(BTEST(m,m2),.true.,'BTEST(integer*8,integer*8)')
+
+c IAND - Section 13.13.40
+ j = 3
+ j2 = 1
+ ja = 1
+ k = 3
+ k2 = 1
+ ka = 1
+ m = 3
+ m2 = 1
+ ma = 1
+ call c_i(IAND(3,1),1,'IAND(integer,integer)')
+ call c_i2(IAND(j,j2),ja,'IAND(integer*2,integer*2)')
+ call c_i1(IAND(k,k2),ka,'IAND(integer*1,integer*1)')
+ call c_i8(IAND(m,m2),ma,'IAND(integer*8,integer*8)')
+
+
+c IBCLR - Section 13.13.41
+ j = 14
+ j2 = 1
+ ja = 12
+ k = 14
+ k2 = 1
+ ka = 12
+ m = 14
+ m2 = 1
+ ma = 12
+ call c_i(IBCLR(14,1),12,'IBCLR(integer,integer)')
+ call c_i(IBCLR(14,j2),12,'IBCLR(integer,integer*2)')
+ call c_i(IBCLR(14,k2),12,'IBCLR(integer,integer*1)')
+ call c_i(IBCLR(14,m2),12,'IBCLR(integer,integer*8)')
+ call c_i2(IBCLR(j,1),ja,'IBCLR(integer*2,integer)')
+ call c_i2(IBCLR(j,j2),ja,'IBCLR(integer*2,integer*2)')
+ call c_i2(IBCLR(j,k2),ja,'IBCLR(integer*2,integer*1)')
+ call c_i2(IBCLR(j,m2),ja,'IBCLR(integer*2,integer*8)')
+ call c_i1(IBCLR(k,1),ka,'IBCLR(integer*1,integer)')
+ call c_i1(IBCLR(k,j2),ka,'IBCLR(integer*1,integer*2)')
+ call c_i1(IBCLR(k,k2),ka,'IBCLR(integer*1,integer*1)')
+ call c_i1(IBCLR(k,m2),ka,'IBCLR(integer*1,integer*8)')
+ call c_i8(IBCLR(m,1),ma,'IBCLR(integer*8,integer)')
+ call c_i8(IBCLR(m,j2),ma,'IBCLR(integer*8,integer*2)')
+ call c_i8(IBCLR(m,k2),ma,'IBCLR(integer*8,integer*1)')
+ call c_i8(IBCLR(m,m2),ma,'IBCLR(integer*8,integer*8)')
+
+c IBSET - Section 13.13.43
+ j = 12
+ j2 = 1
+ ja = 14
+ k = 12
+ k2 = 1
+ ka = 14
+ m = 12
+ m2 = 1
+ ma = 14
+ call c_i(IBSET(12,1),14,'IBSET(integer,integer)')
+ call c_i(IBSET(12,j2),14,'IBSET(integer,integer*2)')
+ call c_i(IBSET(12,k2),14,'IBSET(integer,integer*1)')
+ call c_i(IBSET(12,m2),14,'IBSET(integer,integer*8)')
+ call c_i2(IBSET(j,1),ja,'IBSET(integer*2,integer)')
+ call c_i2(IBSET(j,j2),ja,'IBSET(integer*2,integer*2)')
+ call c_i2(IBSET(j,k2),ja,'IBSET(integer*2,integer*1)')
+ call c_i2(IBSET(j,m2),ja,'IBSET(integer*2,integer*8)')
+ call c_i1(IBSET(k,1),ka,'IBSET(integer*1,integer)')
+ call c_i1(IBSET(k,j2),ka,'IBSET(integer*1,integer*2)')
+ call c_i1(IBSET(k,k2),ka,'IBSET(integer*1,integer*1)')
+ call c_i1(IBSET(k,m2),ka,'IBSET(integer*1,integer*8)')
+ call c_i8(IBSET(m,1),ma,'IBSET(integer*8,integer)')
+ call c_i8(IBSET(m,j2),ma,'IBSET(integer*8,integer*2)')
+ call c_i8(IBSET(m,k2),ma,'IBSET(integer*8,integer*1)')
+ call c_i8(IBSET(m,m2),ma,'IBSET(integer*8,integer*8)')
+
+c IEOR - Section 13.13.45
+ j = 3
+ j2 = 1
+ ja = 2
+ k = 3
+ k2 = 1
+ ka = 2
+ m = 3
+ m2 = 1
+ ma = 2
+ call c_i(IEOR(3,1),2,'IEOR(integer,integer)')
+ call c_i2(IEOR(j,j2),ja,'IEOR(integer*2,integer*2)')
+ call c_i1(IEOR(k,k2),ka,'IEOR(integer*1,integer*1)')
+ call c_i8(IEOR(m,m2),ma,'IEOR(integer*8,integer*8)')
+
+c ISHFT - Section 13.13.49
+ i = 3
+ i2 = 1
+ i3 = 0
+ ia = 6
+ j = 3
+ j2 = 1
+ j3 = 0
+ ja = 6
+ k = 3
+ k2 = 1
+ k3 = 0
+ ka = 6
+ m = 3
+ m2 = 1
+ m3 = 0
+ ma = 6
+ call c_i(ISHFT(i,i2),ia,'ISHFT(integer,integer)')
+ call c_i(ISHFT(i,BIT_SIZE(i)),i3,'ISHFT(integer,integer) 2')
+ call c_i(ISHFT(i,-BIT_SIZE(i)),i3,'ISHFT(integer,integer) 3')
+ call c_i(ISHFT(i,0),i,'ISHFT(integer,integer) 4')
+ call c_i2(ISHFT(j,j2),ja,'ISHFT(integer*2,integer*2)')
+ call c_i2(ISHFT(j,BIT_SIZE(j)),j3,
+ $ 'ISHFT(integer*2,integer*2) 2')
+ call c_i2(ISHFT(j,-BIT_SIZE(j)),j3,
+ $ 'ISHFT(integer*2,integer*2) 3')
+ call c_i2(ISHFT(j,0),j,'ISHFT(integer*2,integer*2) 4')
+ call c_i1(ISHFT(k,k2),ka,'ISHFT(integer*1,integer*1)')
+ call c_i1(ISHFT(k,BIT_SIZE(k)),k3,
+ $ 'ISHFT(integer*1,integer*1) 2')
+ call c_i1(ISHFT(k,-BIT_SIZE(k)),k3,
+ $ 'ISHFT(integer*1,integer*1) 3')
+ call c_i1(ISHFT(k,0),k,'ISHFT(integer*1,integer*1) 4')
+ call c_i8(ISHFT(m,m2),ma,'ISHFT(integer*8,integer*8)')
+ call c_i8(ISHFT(m,BIT_SIZE(m)),m3,
+ $ 'ISHFT(integer*8,integer*8) 2')
+ call c_i8(ISHFT(m,-BIT_SIZE(m)),m3,
+ $ 'ISHFT(integer*8,integer*8) 3')
+ call c_i8(ISHFT(m,0),m,'ISHFT(integer*8,integer*8) 4')
+
+c ISHFTC - Section 13.13.50
+c The third argument is not optional in g77
+ i = 3
+ i2 = 2
+ i3 = 3
+ ia = 5
+ j = 3
+ j2 = 2
+ j3 = 3
+ ja = 5
+ k = 3
+ k2 = 2
+ k3 = 3
+ ka = 5
+ m2 = 2
+ m3 = 3
+ ma = 5
+c test all the combinations of arguments
+ call c_i(ISHFTC(i,i2,i3),5,'ISHFTC(integer,integer,integer)')
+ call c_i(ISHFTC(i,i2,j3),5,'ISHFTC(integer,integer,integer*2)')
+ call c_i(ISHFTC(i,i2,k3),5,'ISHFTC(integer,integer,integer*1)')
+ call c_i(ISHFTC(i,i2,m3),5,'ISHFTC(integer,integer,integer*8)')
+ call c_i(ISHFTC(i,j2,i3),5,'ISHFTC(integer,integer*2,integer)')
+ call c_i(ISHFTC(i,j2,j3),5,'ISHFTC(integer,integer*2,integer*2)')
+ call c_i(ISHFTC(i,j2,k3),5,'ISHFTC(integer,integer*2,integer*1)')
+ call c_i(ISHFTC(i,j2,m3),5,'ISHFTC(integer,integer*2,integer*8)')
+ call c_i(ISHFTC(i,k2,i3),5,'ISHFTC(integer,integer*1,integer)')
+ call c_i(ISHFTC(i,k2,j3),5,'ISHFTC(integer,integer*1,integer*2)')
+ call c_i(ISHFTC(i,k2,k3),5,'ISHFTC(integer,integer*1,integer*1)')
+ call c_i(ISHFTC(i,k2,m3),5,'ISHFTC(integer,integer*1,integer*8)')
+ call c_i(ISHFTC(i,m2,i3),5,'ISHFTC(integer,integer*8,integer)')
+ call c_i(ISHFTC(i,m2,j3),5,'ISHFTC(integer,integer*8,integer*2)')
+ call c_i(ISHFTC(i,m2,k3),5,'ISHFTC(integer,integer*8,integer*1)')
+ call c_i(ISHFTC(i,m2,m3),5,'ISHFTC(integer,integer*8,integer*8)')
+
+ call c_i2(ISHFTC(j,i2,i3),ja,'ISHFTC(integer*2,integer,integer)')
+ call c_i2(ISHFTC(j,i2,j3),ja,
+ $ 'ISHFTC(integer*2,integer,integer*2)')
+ call c_i2(ISHFTC(j,i2,k3),ja,
+ $ 'ISHFTC(integer*2,integer,integer*1)')
+ call c_i2(ISHFTC(j,i2,m3),ja,
+ $ 'ISHFTC(integer*2,integer,integer*8)')
+ call c_i2(ISHFTC(j,j2,i3),ja,
+ $ 'ISHFTC(integer*2,integer*2,integer)')
+ call c_i2(ISHFTC(j,j2,j3),ja,
+ $ 'ISHFTC(integer*2,integer*2,integer*2)')
+ call c_i2(ISHFTC(j,j2,k3),ja,
+ $ 'ISHFTC(integer*2,integer*2,integer*1)')
+ call c_i2(ISHFTC(j,j2,m3),ja,
+ $ 'ISHFTC(integer*2,integer*2,integer*8)')
+ call c_i2(ISHFTC(j,k2,i3),ja,
+ $ 'ISHFTC(integer*2,integer*1,integer)')
+ call c_i2(ISHFTC(j,k2,j3),ja,
+ $ 'ISHFTC(integer*2,integer*1,integer*2)')
+ call c_i2(ISHFTC(j,k2,k3),ja,
+ $ 'ISHFTC(integer*2,integer*1,integer*1)')
+ call c_i2(ISHFTC(j,k2,m3),ja,
+ $ 'ISHFTC(integer*2,integer*1,integer*8)')
+ call c_i2(ISHFTC(j,m2,i3),ja,
+ $ 'ISHFTC(integer*2,integer*8,integer)')
+ call c_i2(ISHFTC(j,m2,j3),ja,
+ $ 'ISHFTC(integer*2,integer*8,integer*2)')
+ call c_i2(ISHFTC(j,m2,k3),ja,
+ $ 'ISHFTC(integer*2,integer*8,integer*1)')
+ call c_i2(ISHFTC(j,m2,m3),ja,
+ $ 'ISHFTC(integer*2,integer*8,integer*8)')
+
+ call c_i1(ISHFTC(k,i2,i3),ka,'ISHFTC(integer*1,integer,integer)')
+ call c_i1(ISHFTC(k,i2,j3),ka,
+ $ 'ISHFTC(integer*1,integer,integer*2)')
+ call c_i1(ISHFTC(k,i2,k3),ka,
+ $ 'ISHFTC(integer*1,integer,integer*1)')
+ call c_i1(ISHFTC(k,i2,m3),ka,
+ $ 'ISHFTC(integer*1,integer,integer*8)')
+ call c_i1(ISHFTC(k,j2,i3),ka,
+ $ 'ISHFTC(integer*1,integer*2,integer)')
+ call c_i1(ISHFTC(k,j2,j3),ka,
+ $ 'ISHFTC(integer*1,integer*2,integer*2)')
+ call c_i1(ISHFTC(k,j2,k3),ka,
+ $ 'ISHFTC(integer*1,integer*2,integer*1)')
+ call c_i1(ISHFTC(k,j2,m3),ka,
+ $ 'ISHFTC(integer*1,integer*2,integer*8)')
+ call c_i1(ISHFTC(k,k2,i3),ka,
+ $ 'ISHFTC(integer*1,integer*1,integer)')
+ call c_i1(ISHFTC(k,k2,j3),ka,
+ $ 'ISHFTC(integer*1,integer*1,integer*2)')
+ call c_i1(ISHFTC(k,k2,k3),ka,
+ $ 'ISHFTC(integer*1,integer*1,integer*1)')
+ call c_i1(ISHFTC(k,k2,m3),ka,
+ $ 'ISHFTC(integer*1,integer*1,integer*8)')
+ call c_i1(ISHFTC(k,m2,i3),ka,
+ $ 'ISHFTC(integer*1,integer*8,integer)')
+ call c_i1(ISHFTC(k,m2,j3),ka,
+ $ 'ISHFTC(integer*1,integer*8,integer*2)')
+ call c_i1(ISHFTC(k,m2,k3),ka,
+ $ 'ISHFTC(integer*1,integer*8,integer*1)')
+ call c_i1(ISHFTC(k,m2,m3),ka,
+ $ 'ISHFTC(integer*1,integer*8,integer*8)')
+
+ call c_i8(ISHFTC(m,i2,i3),ma,'ISHFTC(integer*8,integer,integer)')
+ call c_i8(ISHFTC(m,i2,j3),ma,
+ $ 'ISHFTC(integer*8,integer,integer*2)')
+ call c_i8(ISHFTC(m,i2,k3),ma,
+ $ 'ISHFTC(integer*8,integer,integer*1)')
+ call c_i8(ISHFTC(m,i2,m3),ma,
+ $ 'ISHFTC(integer*8,integer,integer*8)')
+ call c_i8(ISHFTC(m,j2,i3),ma,
+ $ 'ISHFTC(integer*8,integer*2,integer)')
+ call c_i8(ISHFTC(m,j2,j3),ma,
+ $ 'ISHFTC(integer*8,integer*2,integer*2)')
+ call c_i8(ISHFTC(m,j2,k3),ma,
+ $ 'ISHFTC(integer*8,integer*2,integer*1)')
+ call c_i8(ISHFTC(m,j2,m3),ma,
+ $ 'ISHFTC(integer*8,integer*2,integer*8)')
+ call c_i8(ISHFTC(m,k2,i3),ma,
+ $ 'ISHFTC(integer*8,integer*1,integer)')
+ call c_i8(ISHFTC(m,k2,j3),ma,
+ $ 'ISHFTC(integer*1,integer*8,integer*2)')
+ call c_i8(ISHFTC(m,k2,k3),ma,
+ $ 'ISHFTC(integer*1,integer*8,integer*1)')
+ call c_i8(ISHFTC(m,k2,m3),ma,
+ $ 'ISHFTC(integer*1,integer*8,integer*8)')
+ call c_i8(ISHFTC(m,m2,i3),ma,
+ $ 'ISHFTC(integer*8,integer*8,integer)')
+ call c_i8(ISHFTC(m,m2,j3),ma,
+ $ 'ISHFTC(integer*8,integer*8,integer*2)')
+ call c_i8(ISHFTC(m,m2,k3),ma,
+ $ 'ISHFTC(integer*8,integer*8,integer*1)')
+ call c_i8(ISHFTC(m,m2,m3),ma,
+ $ 'ISHFTC(integer*8,integer*8,integer*8)')
+
+c test the corner cases
+ call c_i(ISHFTC(i,BIT_SIZE(i),BIT_SIZE(i)),i,
+ $ 'ISHFTC(i,BIT_SIZE(i),BIT_SIZE(i)) i = integer')
+ call c_i(ISHFTC(i,0,BIT_SIZE(i)),i,
+ $ 'ISHFTC(i,0,BIT_SIZE(i)) i = integer')
+ call c_i(ISHFTC(i,-BIT_SIZE(i),BIT_SIZE(i)),i,
+ $ 'ISHFTC(i,-BIT_SIZE(i),BIT_SIZE(i)) i = integer')
+ call c_i2(ISHFTC(j,BIT_SIZE(j),BIT_SIZE(j)),j,
+ $ 'ISHFTC(j,BIT_SIZE(j),BIT_SIZE(j)) j = integer*2')
+ call c_i2(ISHFTC(j,0,BIT_SIZE(j)),j,
+ $ 'ISHFTC(j,0,BIT_SIZE(j)) j = integer*2')
+ call c_i2(ISHFTC(j,-BIT_SIZE(j),BIT_SIZE(j)),j,
+ $ 'ISHFTC(j,-BIT_SIZE(j),BIT_SIZE(j)) j = integer*2')
+ call c_i1(ISHFTC(k,BIT_SIZE(k),BIT_SIZE(k)),k,
+ $ 'ISHFTC(k,BIT_SIZE(k),BIT_SIZE(k)) k = integer*1')
+ call c_i1(ISHFTC(k,0,BIT_SIZE(k)),k,
+ $ 'ISHFTC(k,0,BIT_SIZE(k)) k = integer*1')
+ call c_i1(ISHFTC(k,-BIT_SIZE(k),BIT_SIZE(k)),k,
+ $ 'ISHFTC(k,-BIT_SIZE(k),BIT_SIZE(k)) k = integer*1')
+ call c_i8(ISHFTC(m,BIT_SIZE(m),BIT_SIZE(m)),m,
+ $ 'ISHFTC(m,BIT_SIZE(m),BIT_SIZE(m)) m = integer*8')
+ call c_i8(ISHFTC(m,0,BIT_SIZE(m)),m,
+ $ 'ISHFTC(m,0,BIT_SIZE(m)) m = integer*8')
+ call c_i8(ISHFTC(m,-BIT_SIZE(m),BIT_SIZE(m)),m,
+ $ 'ISHFTC(m,-BIT_SIZE(m),BIT_SIZE(m)) m = integer*8')
+
+c MVBITS - Section 13.13.74
+ i = 6
+ call MVBITS(7,2,2,i,0)
+ call c_i(i,5,'MVBITS 1')
+ j = 6
+ j2 = 7
+ ja = 5
+ call MVBITS(j2,2,2,j,0)
+ call c_i2(j,ja,'MVBITS 2')
+ k = 6
+ k2 = 7
+ ka = 5
+ call MVBITS(k2,2,2,k,0)
+ call c_i1(k,ka,'MVBITS 3')
+ m = 6
+ m2 = 7
+ ma = 5
+ call MVBITS(m2,2,2,m,0)
+ call c_i8(m,ma,'MVBITS 4')
+
+c NOT - Section 13.13.77
+c Rather than assume integer sizes, mask off high bits
+ j = 21
+ j2 = 31
+ ja = 10
+ k = 21
+ k2 = 31
+ ka = 10
+ m = 21
+ m2 = 31
+ ma = 10
+ call c_i(IAND(NOT(21),31),10,'NOT(integer)')
+ call c_i2(IAND(NOT(j),j2),ja,'NOT(integer*2)')
+ call c_i1(IAND(NOT(k),k2),ka,'NOT(integer*1)')
+ call c_i8(IAND(NOT(m),m2),ma,'NOT(integer*8)')
+
+ 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_l(i,j,label)
+c Check if LOGICAL i equals j, and fail otherwise
+ logical i,j
+ character*(*) label
+ if ( i .eqv. j ) then
+ call failure(label)
+ write(6,*) 'Got ',i,' expected ', j
+ end if
+ 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_i8(i,j,label)
+c Check if INTEGER*8 i equals j, and fail otherwise
+ integer*8 i,j
+ character*(*) label
+ if ( i .ne. j ) then
+ call failure(label)
+ write(6,*) 'Got ',i,' expected ', j
+ end if
+ end