https://gcc.gnu.org/bugzilla/show_bug.cgi?id=43990
janus at gcc dot gnu.org changed:
What|Removed |Added
Target Milestone|--- |4.6.0
--- Comment #9 from janus at gcc dot gnu dot org 2010-05-17 20:05 ---
Fixed with r159511. Closing.
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janus at gcc dot gnu dot org changed:
What|Removed |Added
--- Comment #8 from janus at gcc dot gnu dot org 2010-05-17 19:59 ---
Subject: Bug 43990
Author: janus
Date: Mon May 17 19:58:48 2010
New Revision: 159511
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=159511
Log:
2010-05-17 Janus Weil
PR fortran/43990
* tran
--- Comment #7 from janus at gcc dot gnu dot org 2010-05-17 17:41 ---
(In reply to comment #6)
> but it does not fix PR43895 (see comments #3 and #4).
... which I take as an indication that the two are indeed not so much related.
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43990
--- Comment #6 from dominiq at lps dot ens dot fr 2010-05-17 17:09 ---
The patch in comment #5 fixes the ICE without side effects (AFAICT!-), but it
does not fix PR43895 (see comments #3 and #4).
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43990
--- Comment #5 from janus at gcc dot gnu dot org 2010-05-16 22:11 ---
The ICE is fixed by removing this unneeded (and buggy) piece of code:
Index: gcc/fortran/trans-expr.c
===
--- gcc/fortran/trans-expr.c(revision 15944
--- Comment #4 from burnus at gcc dot gnu dot org 2010-05-06 16:37 ---
(In reply to comment #3)
> See also PR 43895
As I feared there: There seems to be an inconsistency with CLASS with POINTER
or ALLOCATABLE attribute: Is "class.$DATA" or "class" the pointer variable. If
one adds "b =
--- Comment #3 from burnus at gcc dot gnu dot org 2010-05-06 16:27 ---
See also PR 43895 - the issue seems to be similar though one does not have an
except that there one has no static-memory initialization. [I might also be
completely off.]
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http://gcc.gnu.org/bugzilla/show_bug.c
--- Comment #2 from burnus at gcc dot gnu dot org 2010-05-05 14:12 ---
The problem seems to be the initialization at gfc_conv_structure (init = 1) in
trans-expr.c:
We have:
logical :: l = .true.
class(t),pointer :: cp => null()
and thus:
(gdb) p expr->ts.u.derived->components
--- Comment #1 from burnus at gcc dot gnu dot org 2010-05-05 12:41 ---
if ((local->field != NULL_TREE || local->index != NULL_TREE)
&& fieldpos != local->total_bytes)
{
gcc_assert (fieldpos >= local->total_bytes);
Debugging shows:
field != NULL_TREE, index == NULL_TR
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