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# Unsupported functions

Unsupported Fortran 2008 functions:

Unsupported functions

Intrinsic

Description

Num. of Arguments

Argument Type

Result

`ACOSH`

`ASINH`

`ATANH`

Inverse hyperbolic trigonometric fucntions.

1

COMPLEX

COMPLEX

`BGE`

`BGT`

`BLE`

`BLT`
Bitwise greater than or equal to.

Bitwise greater than.

Bitwise less than or equal to.

Bitwise less than.
2

2

2

2
INTEGER, INTEGER

INTEGER, INTEGER

INTEGER, INTEGER

INTEGER, INTEGER
LOGICAL

LOGICAL

LOGICAL

LOGICAL
`DSHIFTL`

`DSHIFTR`
Combined left shift.

Combined right shift.
3

3
INTEGER or BOZ constant, INTEGER or BOZ constant, INTEGER

INTEGER or BOZ constant, INTEGER or BOZ constant, INTEGER
INTEGER

INTEGER
`IALL`

`IANY`

`IPARITY`
Bitwise AND of array elements.

Bitwise OR of array elements.

Bitwise XOR of array elements.

Syntax:

1

1

1
ARRAY

ARRAY

ARRAY
ARRAY

ARRAY

ARRAY
`IMAGE_INDEX`

`NUM_IMAGES`

`THIS_IMAGE`
Co-subscript to image index conversion.

Number of images.

Co-subscript index of this image.
2

0, 1, or 2

0, 1, or 2
COARRAY, INTEGER

None, INTEGER, or INTEGER, LOGICAL

None, INTEGER, INTEGER or COARRAY, INTEGER
INTEGER

INTEGER

INTEGER
`LCOBOUND`

`UCOBOUND`
Lower co-dimension of bounds of an array.

Upper co-dimension of bounds of an array.

Syntax:

`` INTRINSIC(COARRAY[, DIM[, KIND]])``

1

1
COARRAY

COARRAY
INTEGER

INTEGER
`MASKL`

`MASKR`

Syntax:

`INTRINSIC(I[, KIND])`

1[, or 2]

1[, or 2]
INTEGER[, INTEGER]

INTEGER[, INTEGER]
INTEGER

INTEGER

`MERGE_BITS`

3

INTEGER, INTEGER, INTEGER

INTEGER

`NORM2`

Euclidean vector norm.

Syntax:

`NORM2(ARRAY[, DIM])`

1[, or 2]

REAL ARRAY[, INTEGER]

ARRAY

`PARITY`

Reduction with exclusive OR.

Syntax:

`PARITY(MASK[, DIM])`

1[, or 2]

LOGICAL ARRAY[,INTEGER]

LOGICAL

`SHIFTA`

`SHIFTL`

`SHIFTR`
Right shift with fill.

Left shift.

Right shift.
2

2

2
INTEGER, INTEGER

INTEGER, INTEGER

INTEGER, INTEGER
INTEGER

INTEGER

INTEGER

`TRAILZ`

Number of trailing zero bits of an integer

1

INTEGER

INTEGER