dc0d56febb
Modules, submodules, main programs, and BLOCK DATA subprograms have names that cannot be used within their scope, so we allow those names to be used for other entities in the scope. This might not be entirely conformant with the language standard, so warn about it. Differential Revision: https://reviews.llvm.org/D139146
40 lines
1.0 KiB
Fortran
40 lines
1.0 KiB
Fortran
! RUN: %python %S/test_errors.py %s %flang_fc1
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program p
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!PORTABILITY: Name 'p' declared in a main program should not have the same name as the main program
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integer :: p
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end
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module m
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!PORTABILITY: Name 'm' declared in a module should not have the same name as the module
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integer :: m
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end
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submodule(m) sm
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!PORTABILITY: Name 'sm' declared in a submodule should not have the same name as the submodule
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integer :: sm
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end
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block data bd
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!PORTABILITY: Name 'bd' declared in a BLOCK DATA subprogram should not have the same name as the BLOCK DATA subprogram
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type bd
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end type
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end
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module m2
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type :: t
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end type
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interface
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subroutine s
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!ERROR: Module 'm2' cannot USE itself
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use m2, only: t
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end subroutine
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end interface
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end module
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subroutine s
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!ERROR: 's' is already declared in this scoping unit
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integer :: s
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end
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function f() result(res)
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integer :: res
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!ERROR: 'f' is already declared in this scoping unit
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!ERROR: The type of 'f' has already been declared
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real :: f
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res = 1
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end
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