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dummy_optional_arg.f90: New test.

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2010-09-09  Steven G. Kargl  <kargl@gcc.gnu.org>

	* gfortran.dg/dummy_optional_arg.f90: New test.

2010-09-09  Steven G. Kargl  <kargl@gcc.gnu.org>

	* fortran/expr.c (check_inquiry): OPTIONAL attribute is not allowed
	for dummy argument that appears in a specification statement.

From-SVN: r164120
This commit is contained in:
Steven G. Kargl 2010-09-09 18:52:11 +00:00
parent b1012ca4be
commit 26865ab4e8
4 changed files with 33 additions and 0 deletions
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5
gcc/fortran/ChangeLog
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@ -1,3 +1,8 @@
2010-09-09 Steven G. Kargl <kargl@gcc.gnu.org>
* fortran/expr.c (check_inquiry): OPTIONAL attribute is not allowed
for dummy argument that appears in a specification statement.
2010-09-09 Mikael Morin <mikael@gcc.gnu.org>
* trans-array.c (gfc_get_array_ref_dim): New function.

6
gcc/fortran/expr.c
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@ -2305,6 +2305,12 @@ check_inquiry (gfc_expr *e, int not_restricted)
&& ap->expr->expr_type != EXPR_VARIABLE
&& check_restricted (ap->expr) == FAILURE)
return MATCH_ERROR;
if (not_restricted == 0
&& ap->expr->expr_type == EXPR_VARIABLE
&& ap->expr->symtree->n.sym->attr.dummy
&& ap->expr->symtree->n.sym->attr.optional)
return MATCH_NO;
}
return MATCH_YES;

4
gcc/testsuite/ChangeLog
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@ -1,3 +1,7 @@
2010-09-09 Steven G. Kargl <kargl@gcc.gnu.org>
* gfortran.dg/dummy_optional_arg.f90: New test.
2010-09-08 Jan Hubicka <jh@suse.cz>
PR tree-optimization/45598

18
gcc/testsuite/gfortran.dg/dummy_optional_arg.f90 Normal file
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@ -0,0 +1,18 @@
! { dg-do compile }
! PR fortran/45495
!
! Code originally submitted by Philip Mason <pmason at ricardo dot com>
!
function jack(aa)
character(len=*), intent(in) :: aa
optional :: aa
character(len=len(aa)+1) :: jack ! { dg-error "cannot be OPTIONAL" }
jack = ''
end function jack
function diane(aa)
character(len=*), intent(out) :: aa
character(len=len(aa)+1) :: diane
diane = '012345678901'
aa = 'abcdefghijklmn'
end function diane