forked from OSchip/llvm-project
157 lines
8.0 KiB
Fortran
157 lines
8.0 KiB
Fortran
! RUN: %S/test_errors.sh %s %t %f18
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! C750 Each bound in the explicit-shape-spec shall be a specification
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! expression in which there are no references to specification functions or
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! the intrinsic functions ALLOCATED, ASSOCIATED, EXTENDS_TYPE_OF, PRESENT,
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! or SAME_TYPE_AS, every specification inquiry reference is a constant
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! expression, and the value does not depend on the value of a variable.
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!
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! C754 Each type-param-value within a component-def-stmt shall be a colon or
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! a specification expression in which there are no references to specification
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! functions or the intrinsic functions ALLOCATED, ASSOCIATED, EXTENDS_TYPE_OF,
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! PRESENT, or SAME_TYPE_AS, every specification inquiry reference is a
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! constant expression, and the value does not depend on the value of a variable.
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impure function impureFunc()
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integer :: impureFunc
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impureFunc = 3
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end function impureFunc
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pure function pureFunc()
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integer :: pureFunc
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pureFunc = 3
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end function pureFunc
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module m
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real, allocatable :: mVar
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end module m
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subroutine s(iArg, allocArg, pointerArg, arrayArg, ioArg, optionalArg)
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! C750
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use m
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implicit logical(l)
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integer, intent(in) :: iArg
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real, allocatable, intent(in) :: allocArg
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real, pointer, intent(in) :: pointerArg
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integer, dimension(:), intent(in) :: arrayArg
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integer, intent(inout) :: ioArg
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real, optional, intent(in) :: optionalArg
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! These declarations are OK since they're not in a derived type
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real :: realVar
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real, volatile :: volatileVar
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real, dimension(merge(1, 2, allocated(allocArg))) :: realVar1
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real, dimension(merge(1, 2, associated(pointerArg))) :: realVar2
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real, dimension(merge(1, 2, is_contiguous(arrayArg))) :: realVar3
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real, dimension(ioArg) :: realVar4
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real, dimension(merge(1, 2, present(optionalArg))) :: realVar5
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! statement functions referenced below
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iVolatileStmtFunc() = 3 * volatileVar
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iImpureStmtFunc() = 3 * impureFunc()
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iPureStmtFunc() = 3 * pureFunc()
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! This is OK
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real, dimension(merge(1, 2, allocated(mVar))) :: rVar
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integer :: var = 3
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!ERROR: Invalid specification expression: reference to impure function 'ivolatilestmtfunc'
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real, dimension(iVolatileStmtFunc()) :: arrayVarWithVolatile
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!ERROR: Invalid specification expression: reference to impure function 'iimpurestmtfunc'
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real, dimension(iImpureStmtFunc()) :: arrayVarWithImpureFunction
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!ERROR: Invalid specification expression: reference to statement function 'ipurestmtfunc'
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real, dimension(iPureStmtFunc()) :: arrayVarWithPureFunction
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real, dimension(iabs(iArg)) :: arrayVarWithIntrinsic
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type arrayType
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!ERROR: Invalid specification expression: derived type component or type parameter value not allowed to reference variable 'var'
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real, dimension(var) :: varField
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!ERROR: Invalid specification expression: reference to impure function 'ivolatilestmtfunc'
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real, dimension(iVolatileStmtFunc()) :: arrayFieldWithVolatile
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!ERROR: Invalid specification expression: reference to impure function 'iimpurestmtfunc'
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real, dimension(iImpureStmtFunc()) :: arrayFieldWithImpureFunction
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!ERROR: Invalid specification expression: reference to statement function 'ipurestmtfunc'
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real, dimension(iPureStmtFunc()) :: arrayFieldWithPureFunction
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!ERROR: Invalid specification expression: derived type component or type parameter value not allowed to reference variable 'iarg'
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real, dimension(iabs(iArg)) :: arrayFieldWithIntrinsic
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!ERROR: Invalid specification expression: reference to intrinsic 'allocated' not allowed for derived type components or type parameter values
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real, dimension(merge(1, 2, allocated(allocArg))) :: realField1
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!ERROR: Invalid specification expression: reference to intrinsic 'associated' not allowed for derived type components or type parameter values
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real, dimension(merge(1, 2, associated(pointerArg))) :: realField2
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!ERROR: Invalid specification expression: non-constant reference to inquiry intrinsic 'is_contiguous' not allowed for derived type components or type parameter values
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real, dimension(merge(1, 2, is_contiguous(arrayArg))) :: realField3
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!ERROR: Invalid specification expression: derived type component or type parameter value not allowed to reference variable 'ioarg'
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real, dimension(ioArg) :: realField4
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!ERROR: Invalid specification expression: reference to intrinsic 'present' not allowed for derived type components or type parameter values
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real, dimension(merge(1, 2, present(optionalArg))) :: realField5
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end type arrayType
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end subroutine s
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subroutine s1()
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! C750, check for a constant specification inquiry that's a type parameter
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! inquiry which are defined in 9.4.5
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type derived(kindParam, lenParam)
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integer, kind :: kindParam = 3
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integer, len :: lenParam = 3
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end type
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contains
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subroutine inner (derivedArg)
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type(derived), intent(in), dimension(3) :: derivedArg
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integer :: localInt
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type(derived), parameter :: localderived = derived()
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type localDerivedType
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! OK because the specification inquiry is a constant
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integer, dimension(localDerived%kindParam) :: goodField
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!ERROR: Invalid specification expression: non-constant reference to a type parameter inquiry not allowed for derived type components or type parameter values
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integer, dimension(derivedArg%lenParam) :: badField
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end type localDerivedType
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! OK because we're not defining a component
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integer, dimension(derivedArg%kindParam) :: localVar
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end subroutine inner
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end subroutine s1
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subroutine s2(iArg, allocArg, pointerArg, arrayArg, optionalArg)
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! C754
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integer, intent(in) :: iArg
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real, allocatable, intent(in) :: allocArg
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real, pointer, intent(in) :: pointerArg
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integer, dimension(:), intent(in) :: arrayArg
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real, optional, intent(in) :: optionalArg
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type paramType(lenParam)
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integer, len :: lenParam = 4
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end type paramType
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type charType
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!ERROR: Invalid specification expression: derived type component or type parameter value not allowed to reference variable 'iarg'
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character(iabs(iArg)) :: fieldWithIntrinsic
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!ERROR: Invalid specification expression: reference to intrinsic 'allocated' not allowed for derived type components or type parameter values
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character(merge(1, 2, allocated(allocArg))) :: allocField
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!ERROR: Invalid specification expression: reference to intrinsic 'associated' not allowed for derived type components or type parameter values
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character(merge(1, 2, associated(pointerArg))) :: assocField
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!ERROR: Invalid specification expression: non-constant reference to inquiry intrinsic 'is_contiguous' not allowed for derived type components or type parameter values
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character(merge(1, 2, is_contiguous(arrayArg))) :: contigField
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!ERROR: Invalid specification expression: reference to intrinsic 'present' not allowed for derived type components or type parameter values
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character(merge(1, 2, present(optionalArg))) :: presentField
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end type charType
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type derivedType
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!ERROR: Invalid specification expression: derived type component or type parameter value not allowed to reference variable 'iarg'
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type(paramType(iabs(iArg))) :: fieldWithIntrinsic
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!ERROR: Invalid specification expression: reference to intrinsic 'allocated' not allowed for derived type components or type parameter values
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type(paramType(merge(1, 2, allocated(allocArg)))) :: allocField
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!ERROR: Invalid specification expression: reference to intrinsic 'associated' not allowed for derived type components or type parameter values
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type(paramType(merge(1, 2, associated(pointerArg)))) :: assocField
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!ERROR: Invalid specification expression: non-constant reference to inquiry intrinsic 'is_contiguous' not allowed for derived type components or type parameter values
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type(paramType(merge(1, 2, is_contiguous(arrayArg)))) :: contigField
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!ERROR: Invalid specification expression: reference to intrinsic 'present' not allowed for derived type components or type parameter values
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type(paramType(merge(1, 2, present(optionalArg)))) :: presentField
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end type derivedType
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end subroutine s2
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