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43a263f570
Adds missing semantic checks for ELEMENTAL functions and subroutines, their dummy arguments, and their results from F'2018 15.8.1 C15100-15102. Differential Revision: https://reviews.llvm.org/D109380
60 lines
1.9 KiB
Fortran
60 lines
1.9 KiB
Fortran
! RUN: %python %S/test_errors.py %s %flang_fc1
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module m
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! For C1543
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interface intFace
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!WARNING: Attribute 'MODULE' cannot be used more than once
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module pure module real function moduleFunc()
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end function moduleFunc
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end interface
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contains
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! C1543 A prefix shall contain at most one of each prefix-spec.
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!
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! R1535 subroutine-stmt is
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! [prefix] SUBROUTINE subroutine-name [ ( [dummy-arg-list] )
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! [proc-language-binding-spec] ]
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!
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! R1526 prefix is
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! prefix-spec[prefix-spec]...
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!
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! prefix-spec values are:
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! declaration-type-spec, ELEMENTAL, IMPURE, MODULE, NON_RECURSIVE,
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! PURE, RECURSIVE
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!ERROR: FUNCTION prefix cannot specify the type more than once
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real pure real function realFunc()
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end function realFunc
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!WARNING: Attribute 'ELEMENTAL' cannot be used more than once
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elemental real elemental function elementalFunc(x)
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real, value :: x
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elementalFunc = x
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end function elementalFunc
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!WARNING: Attribute 'IMPURE' cannot be used more than once
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impure real impure function impureFunc()
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end function impureFunc
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!WARNING: Attribute 'PURE' cannot be used more than once
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pure real pure function pureFunc()
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end function pureFunc
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!ERROR: Attributes 'PURE' and 'IMPURE' conflict with each other
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impure real pure function impurePureFunc()
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end function impurePureFunc
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!WARNING: Attribute 'RECURSIVE' cannot be used more than once
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recursive real recursive function recursiveFunc()
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end function recursiveFunc
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!WARNING: Attribute 'NON_RECURSIVE' cannot be used more than once
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non_recursive real non_recursive function non_recursiveFunc()
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end function non_recursiveFunc
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!ERROR: Attributes 'RECURSIVE' and 'NON_RECURSIVE' conflict with each other
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non_recursive real recursive function non_recursiveRecursiveFunc()
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end function non_recursiveRecursiveFunc
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end module m
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