! { dg-do compile }
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! { dg-do compile }
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! This should compile, though there is a warning about the type of len
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! This should compile, though there is a warning about the type of len
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! (return variable of strlen()) for being implicit.
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! (return variable of strlen()) for being implicit.
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! PR fortran/32797
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! PR fortran/32797
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!
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!
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MODULE ISO_C_UTILITIES
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MODULE ISO_C_UTILITIES
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USE ISO_C_BINDING
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USE ISO_C_BINDING
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implicit none
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implicit none
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CHARACTER(C_CHAR), DIMENSION(1), SAVE, TARGET, PRIVATE :: dummy_string="?"
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CHARACTER(C_CHAR), DIMENSION(1), SAVE, TARGET, PRIVATE :: dummy_string="?"
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CONTAINS
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CONTAINS
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FUNCTION C_F_STRING(CPTR) RESULT(FPTR)
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FUNCTION C_F_STRING(CPTR) RESULT(FPTR)
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use, intrinsic :: iso_c_binding
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use, intrinsic :: iso_c_binding
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TYPE(C_PTR), INTENT(IN) :: CPTR ! The C address
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TYPE(C_PTR), INTENT(IN) :: CPTR ! The C address
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CHARACTER(KIND=C_CHAR), DIMENSION(:), POINTER :: FPTR
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CHARACTER(KIND=C_CHAR), DIMENSION(:), POINTER :: FPTR
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INTERFACE
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INTERFACE
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FUNCTION strlen(string) RESULT(len) BIND(C,NAME="strlen") ! { dg-warning "Implicitly declared" }
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FUNCTION strlen(string) RESULT(len) BIND(C,NAME="strlen") ! { dg-warning "Implicitly declared" }
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USE ISO_C_BINDING
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USE ISO_C_BINDING
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TYPE(C_PTR), VALUE :: string ! A C pointer
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TYPE(C_PTR), VALUE :: string ! A C pointer
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END FUNCTION
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END FUNCTION
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END INTERFACE
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END INTERFACE
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CALL C_F_POINTER(FPTR=FPTR, CPTR=CPTR, SHAPE=[strlen(CPTR)])
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CALL C_F_POINTER(FPTR=FPTR, CPTR=CPTR, SHAPE=[strlen(CPTR)])
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END FUNCTION
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END FUNCTION
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END MODULE ISO_C_UTILITIES
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END MODULE ISO_C_UTILITIES
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! { dg-final { cleanup-modules "iso_c_utilities" } }
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! { dg-final { cleanup-modules "iso_c_utilities" } }
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