You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
115 lines
2.2 KiB
115 lines
2.2 KiB
7 months ago
|
! RUN: %S/test_errors.sh %s %t %f18
|
||
|
|
integer :: y
|
||
|
|
procedure() :: a
|
||
|
|
procedure(real) :: b
|
||
|
|
call a ! OK - can be function or subroutine
|
||
|
|
!ERROR: Cannot call subroutine 'a' like a function
|
||
|
|
c = a()
|
||
|
|
!ERROR: Cannot call function 'b' like a subroutine
|
||
|
|
call b
|
||
|
|
!ERROR: Cannot call function 'y' like a subroutine
|
||
|
|
call y
|
||
|
|
call x
|
||
|
|
!ERROR: Cannot call subroutine 'x' like a function
|
||
|
|
z = x()
|
||
|
|
end
|
||
|
|
|
||
|
|
subroutine s
|
||
|
|
!ERROR: Cannot call function 'f' like a subroutine
|
||
|
|
call f
|
||
|
|
!ERROR: Cannot call subroutine 's' like a function
|
||
|
|
i = s()
|
||
|
|
contains
|
||
|
|
function f()
|
||
|
|
end
|
||
|
|
end
|
||
|
|
|
||
|
|
subroutine s2
|
||
|
|
! subroutine vs. function is determined by use
|
||
|
|
external :: a, b
|
||
|
|
call a()
|
||
|
|
!ERROR: Cannot call subroutine 'a' like a function
|
||
|
|
x = a()
|
||
|
|
x = b()
|
||
|
|
!ERROR: Cannot call function 'b' like a subroutine
|
||
|
|
call b()
|
||
|
|
end
|
||
|
|
|
||
|
|
subroutine s3
|
||
|
|
! subroutine vs. function is determined by use, even in internal subprograms
|
||
|
|
external :: a
|
||
|
|
procedure() :: b
|
||
|
|
contains
|
||
|
|
subroutine s3a()
|
||
|
|
x = a()
|
||
|
|
call b()
|
||
|
|
end
|
||
|
|
subroutine s3b()
|
||
|
|
!ERROR: Cannot call function 'a' like a subroutine
|
||
|
|
call a()
|
||
|
|
!ERROR: Cannot call subroutine 'b' like a function
|
||
|
|
x = b()
|
||
|
|
end
|
||
|
|
end
|
||
|
|
|
||
|
|
module m
|
||
|
|
! subroutine vs. function is determined at end of specification part
|
||
|
|
external :: a
|
||
|
|
procedure() :: b
|
||
|
|
contains
|
||
|
|
subroutine s()
|
||
|
|
call a()
|
||
|
|
!ERROR: Cannot call subroutine 'b' like a function
|
||
|
|
x = b()
|
||
|
|
end
|
||
|
|
end
|
||
|
|
|
||
|
|
! Call to entity in global scope, even with IMPORT, NONE
|
||
|
|
subroutine s4
|
||
|
|
block
|
||
|
|
import, none
|
||
|
|
integer :: i
|
||
|
|
!ERROR: Use of 'm' as a procedure conflicts with its declaration
|
||
|
|
i = m()
|
||
|
|
!ERROR: Use of 'm' as a procedure conflicts with its declaration
|
||
|
|
call m()
|
||
|
|
end block
|
||
|
|
end
|
||
|
|
|
||
|
|
! Call to entity in global scope, even with IMPORT, NONE
|
||
|
|
subroutine s5
|
||
|
|
block
|
||
|
|
import, none
|
||
|
|
integer :: i
|
||
|
|
i = foo()
|
||
|
|
!ERROR: Cannot call function 'foo' like a subroutine
|
||
|
|
call foo()
|
||
|
|
end block
|
||
|
|
end
|
||
|
|
|
||
|
|
subroutine s6
|
||
|
|
call a6()
|
||
|
|
end
|
||
|
|
!ERROR: 'a6' was previously called as a subroutine
|
||
|
|
function a6()
|
||
|
|
a6 = 0.0
|
||
|
|
end
|
||
|
|
|
||
|
|
subroutine s7
|
||
|
|
x = a7()
|
||
|
|
end
|
||
|
|
!ERROR: 'a7' was previously called as a function
|
||
|
|
subroutine a7()
|
||
|
|
end
|
||
|
|
|
||
|
|
!OK: use of a8 and b8 is consistent
|
||
|
|
subroutine s8
|
||
|
|
call a8()
|
||
|
|
x = b8()
|
||
|
|
end
|
||
|
|
subroutine a8()
|
||
|
|
end
|
||
|
|
function b8()
|
||
|
|
b8 = 0.0
|
||
|
|
end
|