forked from OSchip/llvm-project
110 lines
5.1 KiB
Fortran
110 lines
5.1 KiB
Fortran
! RUN: not %flang_fc1 %s 2>&1 | FileCheck %s
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! Check errors found in folding
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! TODO: test others emitted from flang/lib/Evaluate
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module m
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contains
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subroutine s1(a,b)
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real :: a(*), b(:)
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!CHECK: error: DIM=1 dimension is out of range for rank-1 assumed-size array
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integer :: ub1(ubound(a,1))
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!CHECK-NOT: error: DIM=1 dimension is out of range for rank-1 assumed-size array
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integer :: lb1(lbound(a,1))
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!CHECK: error: DIM=0 dimension is out of range for rank-1 array
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integer :: ub2(ubound(a,0))
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!CHECK: error: DIM=2 dimension is out of range for rank-1 array
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integer :: ub3(ubound(a,2))
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!CHECK: error: DIM=0 dimension is out of range for rank-1 array
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integer :: lb2(lbound(b,0))
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!CHECK: error: DIM=2 dimension is out of range for rank-1 array
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integer :: lb3(lbound(b,2))
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end subroutine
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subroutine s2
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integer, parameter :: array(2,3) = reshape([(j, j=1, 6)], shape(array))
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integer :: x(2, 3)
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!CHECK: error: Invalid 'dim=' argument (0) in CSHIFT
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x = cshift(array, [1, 2], dim=0)
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!CHECK: error: Invalid 'shift=' argument in CSHIFT: extent on dimension 1 is 2 but must be 3
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x = cshift(array, [1, 2], dim=1)
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end subroutine
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subroutine s3
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integer, parameter :: array(2,3) = reshape([(j, j=1, 6)], shape(array))
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integer :: x(2, 3)
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!CHECK: error: Invalid 'dim=' argument (0) in EOSHIFT
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x = eoshift(array, [1, 2], dim=0)
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!CHECK: error: Invalid 'shift=' argument in EOSHIFT: extent on dimension 1 is 2 but must be 3
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x = eoshift(array, [1, 2], dim=1)
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!CHECK: error: Invalid 'boundary=' argument in EOSHIFT: extent on dimension 1 is 3 but must be 2
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x = eoshift(array, 1, [0, 0, 0], 2)
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end subroutine
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subroutine s4
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integer, parameter :: array(2,3) = reshape([(j, j=1, 6)], shape(array))
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logical, parameter :: mask(*,*) = reshape([(.true., j=1,3),(.false., j=1,3)], shape(array))
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integer :: x(3)
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!CHECK: error: Invalid 'vector=' argument in PACK: the 'mask=' argument has 3 true elements, but the vector has only 2 elements
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x = pack(array, mask, [0,0])
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end subroutine
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subroutine s5
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logical, parameter :: mask(2,3) = reshape([.false., .true., .true., .false., .false., .true.], shape(mask))
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integer, parameter :: field(3,2) = reshape([(-j,j=1,6)], shape(field))
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integer :: x(2,3)
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!CHECK: error: Invalid 'vector=' argument in UNPACK: the 'mask=' argument has 3 true elements, but the vector has only 2 elements
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x = unpack([1,2], mask, 0)
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end subroutine
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subroutine s6
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!CHECK: error: POS=-1 out of range for BTEST
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logical, parameter :: bad1 = btest(0, -1)
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!CHECK: error: POS=32 out of range for BTEST
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logical, parameter :: bad2 = btest(0, 32)
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!CHECK-NOT: error: POS=33 out of range for BTEST
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logical, parameter :: ok1 = btest(0_8, 33)
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!CHECK: error: POS=64 out of range for BTEST
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logical, parameter :: bad4 = btest(0_8, 64)
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end subroutine
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subroutine s7
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!CHECK: error: SHIFT=-33 count for ishft is less than -32
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integer, parameter :: bad1 = ishft(1, -33)
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integer, parameter :: ok1 = ishft(1, -32)
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integer, parameter :: ok2 = ishft(1, 32)
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!CHECK: error: SHIFT=33 count for ishft is greater than 32
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integer, parameter :: bad2 = ishft(1, 33)
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!CHECK: error: SHIFT=-65 count for ishft is less than -64
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integer(8), parameter :: bad3 = ishft(1_8, -65)
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integer(8), parameter :: ok3 = ishft(1_8, -64)
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integer(8), parameter :: ok4 = ishft(1_8, 64)
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!CHECK: error: SHIFT=65 count for ishft is greater than 64
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integer(8), parameter :: bad4 = ishft(1_8, 65)
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end subroutine
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subroutine s8
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!CHECK: error: SHIFT=-33 count for shiftl is negative
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integer, parameter :: bad1 = shiftl(1, -33)
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!CHECK: error: SHIFT=-32 count for shiftl is negative
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integer, parameter :: bad2 = shiftl(1, -32)
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integer, parameter :: ok1 = shiftl(1, 32)
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!CHECK: error: SHIFT=33 count for shiftl is greater than 32
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integer, parameter :: bad3 = shiftl(1, 33)
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!CHECK: error: SHIFT=-65 count for shiftl is negative
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integer(8), parameter :: bad4 = shiftl(1_8, -65)
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!CHECK: error: SHIFT=-64 count for shiftl is negative
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integer(8), parameter :: bad5 = shiftl(1_8, -64)
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integer(8), parameter :: ok2 = shiftl(1_8, 64)
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!CHECK: error: SHIFT=65 count for shiftl is greater than 64
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integer(8), parameter :: bad6 = shiftl(1_8, 65)
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end subroutine
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subroutine s9
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integer, parameter :: rank15(1,1,1,1,1,1,1,1,1,1,1,1,1,1,1) = 1
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!CHECK: error: SOURCE= argument to SPREAD has rank 15 but must have rank less than 15
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integer, parameter :: bad1 = spread(rank15, 1, 1)
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integer, parameter :: matrix(2, 2) = reshape([1, 2, 3, 4], [2, 2])
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!CHECK: error: DIM=0 argument to SPREAD must be between 1 and 3
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integer, parameter :: bad2 = spread(matrix, 0, 1)
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!CHECK: error: DIM=4 argument to SPREAD must be between 1 and 3
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integer, parameter :: bad3 = spread(matrix, 4, 1)
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end subroutine
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subroutine warnings
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real, parameter :: ok1 = scale(0.0, 99999) ! 0.0
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real, parameter :: ok2 = scale(1.0, -99999) ! 0.0
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!CHECK: SCALE intrinsic folding overflow
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real, parameter :: bad1 = scale(1.0, 99999)
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end subroutine
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end module
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