re PR fortran/33542 (gfortran does not detect ambigious specific names if they are the same as generic names)

2007-10-12  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/33542
	* resolve.c (resolve_actual_arglist): If the actual argument is
	ambiguous, then there is an error.

2007-10-12  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/33542
	* gfortran.dg/ambiguous_specific_1.f90: New test.

From-SVN: r129268
This commit is contained in:
Paul Thomas 2007-10-12 16:51:53 +00:00
parent 98a36c7ca0
commit 27372c38aa
4 changed files with 56 additions and 0 deletions

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@ -1,3 +1,9 @@
2007-10-12 Paul Thomas <pault@gcc.gnu.org>
PR fortran/33542
* resolve.c (resolve_actual_arglist): If the actual argument is
ambiguous, then there is an error.
2007-10-12 Paul Thomas <pault@gcc.gnu.org>
PR fortran/33664

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@ -971,6 +971,13 @@ resolve_actual_arglist (gfc_actual_arglist *arg, procedure_type ptype)
continue;
}
if (e->expr_type == FL_VARIABLE && e->symtree->ambiguous)
{
gfc_error ("'%s' at %L is ambiguous", e->symtree->n.sym->name,
&e->where);
return FAILURE;
}
if (e->ts.type != BT_PROCEDURE)
{
if (gfc_resolve_expr (e) != SUCCESS)

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@ -1,3 +1,8 @@
2007-10-12 Paul Thomas <pault@gcc.gnu.org>
PR fortran/33542
* gfortran.dg/ambiguous_specific_1.f90: New test.
2007-10-12 Paul Thomas <pault@gcc.gnu.org>
PR fortran/33664

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@ -0,0 +1,38 @@
! { dg-do compile }
! Checks the fix for PR33542, in which the ambiguity in the specific
! interfaces of foo was missed.
!
! Contributed by Tobias Burnus <burnus@gcc.gnu.org>
!
MODULE M1
INTERFACE FOO
MODULE PROCEDURE FOO
END INTERFACE
CONTAINS
SUBROUTINE FOO(I)
INTEGER, INTENT(IN) :: I
WRITE(*,*) 'INTEGER'
END SUBROUTINE FOO
END MODULE M1
MODULE M2
INTERFACE FOO
MODULE PROCEDURE FOO
END INTERFACE
CONTAINS
SUBROUTINE FOO(R)
REAL, INTENT(IN) :: R
WRITE(*,*) 'REAL'
END SUBROUTINE FOO
END MODULE M2
PROGRAM P
USE M1
USE M2
implicit none
external bar
CALL FOO(10)
CALL FOO(10.)
call bar (foo) ! { dg-error "is ambiguous" }
END PROGRAM P
! { dg-final { cleanup-modules "m1 m2" } }