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* [Bug fortran/40451] New: procedure-pointer assignment rejected
@ 2009-06-15 21:10 burnus at gcc dot gnu dot org
2009-06-15 21:11 ` [Bug fortran/40451] " burnus at gcc dot gnu dot org
` (5 more replies)
0 siblings, 6 replies; 7+ messages in thread
From: burnus at gcc dot gnu dot org @ 2009-06-15 21:10 UTC (permalink / raw)
To: gcc-bugs
The following program is rejected with:
f => sin
1
Error: Interfaces don't match in procedure pointer assignment at (1)
However, if one removes the "module m; contains" it is accepted
module m
contains
function f()
intrinsic :: sin
procedure(sin), pointer :: f
f => sin
end function f
end module m
--
Summary: procedure-pointer assignment rejected
Product: gcc
Version: 4.5.0
Status: UNCONFIRMED
Keywords: rejects-valid
Severity: normal
Priority: P3
Component: fortran
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: burnus at gcc dot gnu dot org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40451
^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug fortran/40451] procedure-pointer assignment rejected
2009-06-15 21:10 [Bug fortran/40451] New: procedure-pointer assignment rejected burnus at gcc dot gnu dot org
@ 2009-06-15 21:11 ` burnus at gcc dot gnu dot org
2009-06-17 8:34 ` janus at gcc dot gnu dot org
` (4 subsequent siblings)
5 siblings, 0 replies; 7+ messages in thread
From: burnus at gcc dot gnu dot org @ 2009-06-15 21:11 UTC (permalink / raw)
To: gcc-bugs
------- Comment #1 from burnus at gcc dot gnu dot org 2009-06-15 21:10 -------
Post script: With your current patch, the error message is:
Error: Interface mismatch in procedure pointer assignment at (1): 'sin' has the
wrong number of arguments
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40451
^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug fortran/40451] procedure-pointer assignment rejected
2009-06-15 21:10 [Bug fortran/40451] New: procedure-pointer assignment rejected burnus at gcc dot gnu dot org
2009-06-15 21:11 ` [Bug fortran/40451] " burnus at gcc dot gnu dot org
@ 2009-06-17 8:34 ` janus at gcc dot gnu dot org
2009-06-17 8:54 ` [Bug fortran/40451] [F03] procedure pointer " janus at gcc dot gnu dot org
` (3 subsequent siblings)
5 siblings, 0 replies; 7+ messages in thread
From: janus at gcc dot gnu dot org @ 2009-06-17 8:34 UTC (permalink / raw)
To: gcc-bugs
------- Comment #2 from janus at gcc dot gnu dot org 2009-06-17 08:33 -------
The test case is also rejected without being inside a module:
contains
function f()
intrinsic :: sin
procedure(sin), pointer :: f
f => sin
end function f
end
However, if the 'contains' is removed, it is accepted.
--
janus at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |NEW
Ever Confirmed|0 |1
Last reconfirmed|0000-00-00 00:00:00 |2009-06-17 08:33:58
date| |
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40451
^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug fortran/40451] [F03] procedure pointer assignment rejected
2009-06-15 21:10 [Bug fortran/40451] New: procedure-pointer assignment rejected burnus at gcc dot gnu dot org
2009-06-15 21:11 ` [Bug fortran/40451] " burnus at gcc dot gnu dot org
2009-06-17 8:34 ` janus at gcc dot gnu dot org
@ 2009-06-17 8:54 ` janus at gcc dot gnu dot org
2009-06-17 9:26 ` janus at gcc dot gnu dot org
` (2 subsequent siblings)
5 siblings, 0 replies; 7+ messages in thread
From: janus at gcc dot gnu dot org @ 2009-06-17 8:54 UTC (permalink / raw)
To: gcc-bugs
------- Comment #3 from janus at gcc dot gnu dot org 2009-06-17 08:54 -------
The error also goes away if 'implicit none' is inserted.
--
janus at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
Summary|procedure-pointer assignment|[F03] procedure pointer
|rejected |assignment rejected
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40451
^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug fortran/40451] [F03] procedure pointer assignment rejected
2009-06-15 21:10 [Bug fortran/40451] New: procedure-pointer assignment rejected burnus at gcc dot gnu dot org
` (2 preceding siblings ...)
2009-06-17 8:54 ` [Bug fortran/40451] [F03] procedure pointer " janus at gcc dot gnu dot org
@ 2009-06-17 9:26 ` janus at gcc dot gnu dot org
2009-06-18 8:10 ` janus at gcc dot gnu dot org
2009-06-18 8:13 ` janus at gcc dot gnu dot org
5 siblings, 0 replies; 7+ messages in thread
From: janus at gcc dot gnu dot org @ 2009-06-17 9:26 UTC (permalink / raw)
To: gcc-bugs
------- Comment #4 from janus at gcc dot gnu dot org 2009-06-17 09:26 -------
Mine. Here's a patch:
Index: gcc/fortran/symbol.c
===================================================================
--- gcc/fortran/symbol.c (revision 148518)
+++ gcc/fortran/symbol.c (working copy)
@@ -317,7 +317,7 @@ gfc_check_function_type (gfc_namespace *
if (!proc->attr.contained || proc->result->attr.implicit_type)
return;
- if (proc->result->ts.type == BT_UNKNOWN)
+ if (proc->result->ts.type == BT_UNKNOWN && proc->result->ts.interface ==
NULL)
{
if (gfc_set_default_type (proc->result, 0, gfc_current_ns)
== SUCCESS)
Index: gcc/fortran/resolve.c
===================================================================
--- gcc/fortran/resolve.c (revision 148519)
+++ gcc/fortran/resolve.c (working copy)
@@ -347,7 +347,7 @@ resolve_contained_fntype (gfc_symbol *sy
return;
/* Try to find out of what the return type is. */
- if (sym->result->ts.type == BT_UNKNOWN)
+ if (sym->result->ts.type == BT_UNKNOWN && sym->result->ts.interface == NULL)
{
t = gfc_set_default_type (sym->result, 0, ns);
--
janus at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
AssignedTo|unassigned at gcc dot gnu |janus at gcc dot gnu dot org
|dot org |
Status|NEW |ASSIGNED
Last reconfirmed|2009-06-17 08:33:58 |2009-06-17 09:26:05
date| |
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40451
^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug fortran/40451] [F03] procedure pointer assignment rejected
2009-06-15 21:10 [Bug fortran/40451] New: procedure-pointer assignment rejected burnus at gcc dot gnu dot org
` (3 preceding siblings ...)
2009-06-17 9:26 ` janus at gcc dot gnu dot org
@ 2009-06-18 8:10 ` janus at gcc dot gnu dot org
2009-06-18 8:13 ` janus at gcc dot gnu dot org
5 siblings, 0 replies; 7+ messages in thread
From: janus at gcc dot gnu dot org @ 2009-06-18 8:10 UTC (permalink / raw)
To: gcc-bugs
------- Comment #5 from janus at gcc dot gnu dot org 2009-06-18 08:09 -------
Subject: Bug 40451
Author: janus
Date: Thu Jun 18 08:09:40 2009
New Revision: 148652
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=148652
Log:
2009-06-18 Janus Weil <janus@gcc.gnu.org>
PR fortran/40451
* resolve.c (resolve_contained_fntype): Prevent implicit typing for
procedures with explicit interface.
* symbol.c (gfc_check_function_type): Ditto.
2009-06-18 Janus Weil <janus@gcc.gnu.org>
PR fortran/40451
* gfortran.dg/proc_ptr_result_4.f90: New.
Added:
trunk/gcc/testsuite/gfortran.dg/proc_ptr_result_4.f90
Modified:
trunk/gcc/fortran/ChangeLog
trunk/gcc/fortran/resolve.c
trunk/gcc/fortran/symbol.c
trunk/gcc/testsuite/ChangeLog
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40451
^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug fortran/40451] [F03] procedure pointer assignment rejected
2009-06-15 21:10 [Bug fortran/40451] New: procedure-pointer assignment rejected burnus at gcc dot gnu dot org
` (4 preceding siblings ...)
2009-06-18 8:10 ` janus at gcc dot gnu dot org
@ 2009-06-18 8:13 ` janus at gcc dot gnu dot org
5 siblings, 0 replies; 7+ messages in thread
From: janus at gcc dot gnu dot org @ 2009-06-18 8:13 UTC (permalink / raw)
To: gcc-bugs
------- Comment #6 from janus at gcc dot gnu dot org 2009-06-18 08:13 -------
Fixed with r148652. Closing.
--
janus at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|ASSIGNED |RESOLVED
Resolution| |FIXED
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40451
^ permalink raw reply [flat|nested] 7+ messages in thread
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2009-06-15 21:10 [Bug fortran/40451] New: procedure-pointer assignment rejected burnus at gcc dot gnu dot org
2009-06-15 21:11 ` [Bug fortran/40451] " burnus at gcc dot gnu dot org
2009-06-17 8:34 ` janus at gcc dot gnu dot org
2009-06-17 8:54 ` [Bug fortran/40451] [F03] procedure pointer " janus at gcc dot gnu dot org
2009-06-17 9:26 ` janus at gcc dot gnu dot org
2009-06-18 8:10 ` janus at gcc dot gnu dot org
2009-06-18 8:13 ` janus at gcc dot gnu dot org
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