+2007-05-04 Tobias Burnus <burnus@net-b.de>
+
+ PR fortran/25071
+ * interface.c (compare_actual_formal): Check character length.
+
2007-05-01 Thomas Koenig <tkoenig@gcc.gnu.org>
- PR fortran/31732
+ PR fortran/31732
* dependency.c (gfc_full_array_ref_p): If the reference is
to a single element, check that the array has a single
element and that the correct element is referenced.
return 0;
}
+ if (a->expr->ts.type == BT_CHARACTER
+ && a->expr->ts.cl && a->expr->ts.cl->length
+ && a->expr->ts.cl->length->expr_type == EXPR_CONSTANT
+ && f->sym->ts.cl && f->sym->ts.cl && f->sym->ts.cl->length
+ && f->sym->ts.cl->length->expr_type == EXPR_CONSTANT)
+ {
+ if (mpz_cmp (a->expr->ts.cl->length->value.integer,
+ f->sym->ts.cl->length->value.integer) < 0)
+ {
+ if (where)
+ gfc_error ("Character length of actual argument shorter "
+ "than of dummy argument '%s' at %L",
+ f->sym->name, &a->expr->where);
+ return 0;
+ }
+
+ if ((f->sym->attr.pointer || f->sym->attr.allocatable)
+ && (mpz_cmp (a->expr->ts.cl->length->value.integer,
+ f->sym->ts.cl->length->value.integer) != 0))
+ {
+ if (where)
+ gfc_error ("Character length mismatch between actual argument "
+ "and pointer or allocatable dummy argument "
+ "'%s' at %L", f->sym->name, &a->expr->where);
+ return 0;
+ }
+ }
+
/* Satisfy 12.4.1.2 by ensuring that a procedure actual argument is
provided for a procedure formal argument. */
if (a->expr->ts.type != BT_PROCEDURE
+2007-05-04 Tobias Burnus <burnus@net-b.de>
+
+ PR fortran/25071
+ * gfortran.dg/char_length_3.f90: New test.
+ * gfortran.dg/char_result_2.f90: Fix test.
+
2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
PR tree-optimization/30565
2007-05-01 Thomas Koenig <tkoenig@gcc.gnu.org>
- PR fortran/31732
+ PR fortran/31732
* gfortran.dg/array_memset_2: New test case.
2007-05-01 Dorit Nuzman <dorit@il.ibm.com>
--- /dev/null
+! { dg-do compile }
+! PR fortran/25071
+! Check if actual argument is too short
+!
+ program test
+ implicit none
+ character(len=10) :: v
+ character(len=10), target :: x
+ character(len=20), target :: y
+ character(len=30), target :: z
+ character(len=10), pointer :: ptr1
+ character(len=20), pointer :: ptr2
+ character(len=30), pointer :: ptr3
+ character(len=10), allocatable :: alloc1(:)
+ character(len=20), allocatable :: alloc2(:)
+ character(len=30), allocatable :: alloc3(:)
+ call foo(v) ! { dg-error "actual argument shorter than of dummy" }
+ call foo(x) ! { dg-error "actual argument shorter than of dummy" }
+ call foo(y)
+ call foo(z)
+ ptr1 => x
+ call foo(ptr1) ! { dg-error "actual argument shorter than of dummy" }
+ call bar(ptr1) ! { dg-error "actual argument shorter than of dummy" }
+ ptr2 => y
+ call foo(ptr2)
+ call bar(ptr2)
+ ptr3 => z
+ call foo(ptr3)
+ call bar(ptr3) ! { dg-error "Character length mismatch" }
+ allocate(alloc1(1))
+ allocate(alloc2(1))
+ allocate(alloc3(1))
+ call arr(alloc1) ! { dg-error "actual argument shorter than of dummy" }
+ call arr(alloc2)
+ call arr(alloc3) ! { dg-error "Character length mismatch" }
+ contains
+ subroutine foo(y)
+ character(len=20) :: y
+ y = 'hello world'
+ end subroutine
+ subroutine bar(y)
+ character(len=20),pointer :: y
+ y = 'hello world'
+ end subroutine
+ subroutine arr(y)
+ character(len=20),allocatable :: y(:)
+ y(1) = 'hello world'
+ end subroutine
+ end
character (len = 80) :: text
character (len = 70), target :: textt
character (len = 70), pointer :: textp
+ character (len = 50), pointer :: textp2
a = 42
textp => textt
+ ! textp2 => textt(1:50) ! needs fixed PR31803
call test (f1 (textp), 70)
call test (f2 (textp, textp), 95)
call test (f5 (textp), 140)
call test (f6 (textp), 29)
- call indirect (textp)
+ ! call indirect (textp2) ! needs fixed PR31803
contains
function f3 (string)
integer, parameter :: l1 = 30
call test (f1 (textp2), 50)
call test (f2 (textp2, textp), 65)
call test (f3 (textp2), 85)
- call test (f4 (textp2), 192)
call test (f5 (textp2), 100)
call test (f6 (textp2), 9)
end subroutine indirect