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* [Bug middle-end/42217] New: [4.5 Regression] ICE with zero-length bit-field
@ 2009-11-29 15:19 reichelt at gcc dot gnu dot org
2009-11-29 15:19 ` [Bug middle-end/42217] " reichelt at gcc dot gnu dot org
` (6 more replies)
0 siblings, 7 replies; 8+ messages in thread
From: reichelt at gcc dot gnu dot org @ 2009-11-29 15:19 UTC (permalink / raw)
To: gcc-bugs
The following valid code snippet triggers an ICE on trunk:
==================
struct A
{
int : 0;
};
A a = A();
==================
bug.cc:6:9: internal compiler error: in int_or_pointer_precision, at
tree.c:10593
Please submit a full bug report, [etc.]
--
Summary: [4.5 Regression] ICE with zero-length bit-field
Product: gcc
Version: 4.5.0
Status: UNCONFIRMED
Keywords: ice-on-valid-code, monitored
Severity: normal
Priority: P3
Component: middle-end
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: reichelt at gcc dot gnu dot org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42217
^ permalink raw reply [flat|nested] 8+ messages in thread* [Bug middle-end/42217] [4.5 Regression] ICE with zero-length bit-field 2009-11-29 15:19 [Bug middle-end/42217] New: [4.5 Regression] ICE with zero-length bit-field reichelt at gcc dot gnu dot org @ 2009-11-29 15:19 ` reichelt at gcc dot gnu dot org 2009-11-29 15:45 ` [Bug c++/42217] " rguenth at gcc dot gnu dot org ` (5 subsequent siblings) 6 siblings, 0 replies; 8+ messages in thread From: reichelt at gcc dot gnu dot org @ 2009-11-29 15:19 UTC (permalink / raw) To: gcc-bugs -- reichelt at gcc dot gnu dot org changed: What |Removed |Added ---------------------------------------------------------------------------- Target Milestone|--- |4.5.0 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42217 ^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug c++/42217] [4.5 Regression] ICE with zero-length bit-field 2009-11-29 15:19 [Bug middle-end/42217] New: [4.5 Regression] ICE with zero-length bit-field reichelt at gcc dot gnu dot org 2009-11-29 15:19 ` [Bug middle-end/42217] " reichelt at gcc dot gnu dot org @ 2009-11-29 15:45 ` rguenth at gcc dot gnu dot org 2009-11-30 11:12 ` dodji at gcc dot gnu dot org ` (4 subsequent siblings) 6 siblings, 0 replies; 8+ messages in thread From: rguenth at gcc dot gnu dot org @ 2009-11-29 15:45 UTC (permalink / raw) To: gcc-bugs ------- Comment #1 from rguenth at gcc dot gnu dot org 2009-11-29 15:45 ------- Confirmed. C++ issue. It calls convert_to_integer with #9 0x082b3dd6 in ocp_convert (type=0xb7d48ba0, expr=0xb7cac5b8, convtype=15, flags=35) at /home/richard/src/trunk/gcc/cp/cvt.c:700 700 return fold_if_not_in_template (convert_to_integer (type, e)); (gdb) p e $1 = (tree) 0xb7cac5b8 (gdb) call debug_tree ($1) <integer_cst 0xb7cac5b8 type <integer_type 0xb7cc02a0 int> constant 0> (gdb) p type $2 = (tree) 0xb7d48ba0 (gdb) call debug_tree ($2) <integer_type 0xb7d48ba0 QI size <integer_cst 0xb7cac138 type <integer_type 0xb7cc0060 bit_size_type> constant 8> unit size <integer_cst 0xb7cac150 type <integer_type 0xb7cc0000 unsigned int> constant 1> align 8 symtab 0 alias set -1 canonical type 0xb7d48ba0 precision 0 min <integer_cst 0xb7d425b8 -2147483648> max <integer_cst 0xb7d42b88 2147483647>> thus an integer type with TYPE_PRECISION zero. That's invalid. -- rguenth at gcc dot gnu dot org changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |NEW Component|middle-end |c++ Ever Confirmed|0 |1 Priority|P3 |P1 Last reconfirmed|0000-00-00 00:00:00 |2009-11-29 15:45:15 date| | http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42217 ^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug c++/42217] [4.5 Regression] ICE with zero-length bit-field 2009-11-29 15:19 [Bug middle-end/42217] New: [4.5 Regression] ICE with zero-length bit-field reichelt at gcc dot gnu dot org 2009-11-29 15:19 ` [Bug middle-end/42217] " reichelt at gcc dot gnu dot org 2009-11-29 15:45 ` [Bug c++/42217] " rguenth at gcc dot gnu dot org @ 2009-11-30 11:12 ` dodji at gcc dot gnu dot org 2009-11-30 22:39 ` dodji at gcc dot gnu dot org ` (3 subsequent siblings) 6 siblings, 0 replies; 8+ messages in thread From: dodji at gcc dot gnu dot org @ 2009-11-30 11:12 UTC (permalink / raw) To: gcc-bugs -- dodji at gcc dot gnu dot org changed: What |Removed |Added ---------------------------------------------------------------------------- AssignedTo|unassigned at gcc dot gnu |dodji at gcc dot gnu dot org |dot org | Status|NEW |ASSIGNED Last reconfirmed|2009-11-29 15:45:15 |2009-11-30 11:12:00 date| | http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42217 ^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug c++/42217] [4.5 Regression] ICE with zero-length bit-field 2009-11-29 15:19 [Bug middle-end/42217] New: [4.5 Regression] ICE with zero-length bit-field reichelt at gcc dot gnu dot org ` (2 preceding siblings ...) 2009-11-30 11:12 ` dodji at gcc dot gnu dot org @ 2009-11-30 22:39 ` dodji at gcc dot gnu dot org 2009-12-03 8:33 ` dodji at gcc dot gnu dot org ` (2 subsequent siblings) 6 siblings, 0 replies; 8+ messages in thread From: dodji at gcc dot gnu dot org @ 2009-11-30 22:39 UTC (permalink / raw) To: gcc-bugs ------- Comment #2 from dodji at gcc dot gnu dot org 2009-11-30 22:39 ------- Submitted a patch to http://gcc.gnu.org/ml/gcc-patches/2009-11/msg01767.html -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42217 ^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug c++/42217] [4.5 Regression] ICE with zero-length bit-field 2009-11-29 15:19 [Bug middle-end/42217] New: [4.5 Regression] ICE with zero-length bit-field reichelt at gcc dot gnu dot org ` (3 preceding siblings ...) 2009-11-30 22:39 ` dodji at gcc dot gnu dot org @ 2009-12-03 8:33 ` dodji at gcc dot gnu dot org 2009-12-03 9:44 ` dodji at gcc dot gnu dot org 2009-12-11 23:41 ` hjl at gcc dot gnu dot org 6 siblings, 0 replies; 8+ messages in thread From: dodji at gcc dot gnu dot org @ 2009-12-03 8:33 UTC (permalink / raw) To: gcc-bugs ------- Comment #3 from dodji at gcc dot gnu dot org 2009-12-03 08:33 ------- Subject: Bug 42217 Author: dodji Date: Thu Dec 3 08:33:03 2009 New Revision: 154938 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=154938 Log: Fix PR c++/42217 gcc/cp/ChangeLog PR c++/42217 * class.c (remove_zero_width_bit_fields): The width of the bit field is in DECL_SIZE, not in DECL_INITIAL. gcc/testsuite/ChangeLog PR c++/42217 * g++.dg/other/bitfield4.C: New test. Added: trunk/gcc/testsuite/g++.dg/other/bitfield4.C Modified: trunk/gcc/cp/ChangeLog trunk/gcc/cp/class.c trunk/gcc/testsuite/ChangeLog -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42217 ^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug c++/42217] [4.5 Regression] ICE with zero-length bit-field 2009-11-29 15:19 [Bug middle-end/42217] New: [4.5 Regression] ICE with zero-length bit-field reichelt at gcc dot gnu dot org ` (4 preceding siblings ...) 2009-12-03 8:33 ` dodji at gcc dot gnu dot org @ 2009-12-03 9:44 ` dodji at gcc dot gnu dot org 2009-12-11 23:41 ` hjl at gcc dot gnu dot org 6 siblings, 0 replies; 8+ messages in thread From: dodji at gcc dot gnu dot org @ 2009-12-03 9:44 UTC (permalink / raw) To: gcc-bugs ------- Comment #4 from dodji at gcc dot gnu dot org 2009-12-03 09:44 ------- Fixed in 4.5 -- dodji at gcc dot gnu dot org changed: What |Removed |Added ---------------------------------------------------------------------------- Status|ASSIGNED |RESOLVED Resolution| |FIXED http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42217 ^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug c++/42217] [4.5 Regression] ICE with zero-length bit-field 2009-11-29 15:19 [Bug middle-end/42217] New: [4.5 Regression] ICE with zero-length bit-field reichelt at gcc dot gnu dot org ` (5 preceding siblings ...) 2009-12-03 9:44 ` dodji at gcc dot gnu dot org @ 2009-12-11 23:41 ` hjl at gcc dot gnu dot org 6 siblings, 0 replies; 8+ messages in thread From: hjl at gcc dot gnu dot org @ 2009-12-11 23:41 UTC (permalink / raw) To: gcc-bugs ------- Comment #5 from hjl at gcc dot gnu dot org 2009-12-11 23:38 ------- Subject: Bug 42217 Author: hjl Date: Fri Dec 11 23:36:24 2009 New Revision: 155184 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=155184 Log: Backport testcases from trunk. 2009-12-11 H.J. Lu <hongjiu.lu@intel.com> Backport from mainline: 2009-12-11 Dodji Seketeli <dodji@redhat.com> PR c++/42225 * g++.dg/template/typedef24.C: New test. * g++.dg/template/typedef25.C: New test. 2009-12-11 Dodji Seketeli <dodji@redhat.com> PR c++/42251 * g++.dg/template/const3.C: New test. 2009-12-10 Jakub Jelinek <jakub@redhat.com> PR c++/42317 * g++.dg/opt/dtor2.C: New test. * g++.dg/opt/dtor2.h: New file. * g++.dg/opt/dtor2-aux.cc: New file. 2009-12-10 Jan Hubicka <jh@suse.cz> PR middle-end/42110 * g++.dg/torture/pr42110.C: new file. 2009-12-07 Jakub Jelinek <jakub@redhat.com> PR debug/42244 * gcc.dg/debug/pr42244.c: New test. 2009-12-04 David Daney <ddaney@caviumnetworks.com> PR rtl-optimization/42164 * gcc.c-torture/compile/pr42164.c: New test. 2009-12-03 Jason Merrill <jason@redhat.com> PR c++/41611 * g++.dg/abi/guard2.C: New. 2009-12-03 Dodji Seketeli <dodji@redhat.com> PR c++/42217 * g++.dg/other/bitfield4.C: New test. 2009-12-03 Jakub Jelinek <jakub@redhat.com> PR c++/42256 * g++.dg/inherit/thunk11.C: New test. * g++.dg/inherit/thunk11.h: New file. * g++.dg/inherit/thunk11-aux.cc: New file. 2009-12-01 Martin Jambor <mjambor@suse.cz> PR tree-optimization/42237 * gcc.c-torture/compile/pr42237.c: New test. 2009-12-01 Paolo Carlini <paolo.carlini@oracle.com> PR c++/42057 * g++.dg/parse/crash54.C: New. 2009-11-30 Martin Jambor <mjambor@suse.cz> PR middle-end/42196 * gcc.c-torture/compile/pr42196-1.c: New test. * gcc.c-torture/compile/pr42196-2.c: New test. * gcc.c-torture/compile/pr42196-3.c: New test. 2009-11-30 Dodji Seketeli <dodji@redhat.com> PR c++/42069 * g++.dg/template/typedef23.C: New test. 2009-11-29 H.J. Lu <hongjiu.lu@intel.com> PR tree-optimization/41961 * g++.dg/tree-ssa/pr41961.C: New. 2009-11-29 Ira Rosen <irar@il.ibm.com> PR tree-optimization/42193 * gcc.dg/vect/pr42193.c: New test. 2009-11-28 Richard Guenther <rguenther@suse.de> PR tree-optimization/42183 * g++.dg/torture/pr42183.C: New testcase. 2009-11-27 Martin Jambor <mjambor@suse.cz> PR middle-end/42006 * gcc.c-torture/execute/pr42006.c: New test. 2009-11-27 Michael Matz <matz@suse.de> PR rtl-optimization/42084 * gcc.dg/pr42084.c: New test. 2009-11-27 Michael Matz <matz@suse.de> PR c++/41906 * g++.dg/tree-ssa/pr41906.C: New testcase. 2009-11-26 Michael Matz <matz@suse.de> PR tree-optimization/41905 * g++.dg/tree-ssa/pr41905.C: New testcase. 2009-11-24 Richard Guenther <rguenther@suse.de> PR tree-optimization/42142 * gcc.c-torture/execute/pr42142.c: New testcase. 2009-11-24 Martin Jambor <mjambor@suse.cz> PR tree-optimization/42154 * gcc.c-torture/execute/pr42154.c: New test. 2009-11-21 Martin Jambor <mjambor@suse.cz> PR middle-end/42025 * gcc.c-torture/compile/pr42025-1.c: New test. * gcc.c-torture/compile/pr42025-2.c: New test. 2009-11-21 Jakub Jelinek <jakub@redhat.com> PR tree-optimization/42078 * gcc.dg/pr42078.c: New test. Added: branches/gcc-4_4-branch/gcc/testsuite/g++.dg/abi/guard2.C - copied unchanged from r155170, trunk/gcc/testsuite/g++.dg/abi/guard2.C branches/gcc-4_4-branch/gcc/testsuite/g++.dg/inherit/thunk11-aux.cc - copied unchanged from r155170, trunk/gcc/testsuite/g++.dg/inherit/thunk11-aux.cc branches/gcc-4_4-branch/gcc/testsuite/g++.dg/inherit/thunk11.C - copied unchanged from r155170, trunk/gcc/testsuite/g++.dg/inherit/thunk11.C branches/gcc-4_4-branch/gcc/testsuite/g++.dg/inherit/thunk11.h - copied unchanged from r155170, trunk/gcc/testsuite/g++.dg/inherit/thunk11.h branches/gcc-4_4-branch/gcc/testsuite/g++.dg/opt/dtor2-aux.cc - copied unchanged from r155170, trunk/gcc/testsuite/g++.dg/opt/dtor2-aux.cc branches/gcc-4_4-branch/gcc/testsuite/g++.dg/opt/dtor2.C - copied unchanged from r155170, trunk/gcc/testsuite/g++.dg/opt/dtor2.C branches/gcc-4_4-branch/gcc/testsuite/g++.dg/opt/dtor2.h - copied unchanged from r155170, trunk/gcc/testsuite/g++.dg/opt/dtor2.h branches/gcc-4_4-branch/gcc/testsuite/g++.dg/other/bitfield4.C - copied unchanged from r155170, trunk/gcc/testsuite/g++.dg/other/bitfield4.C branches/gcc-4_4-branch/gcc/testsuite/g++.dg/parse/crash54.C - copied unchanged from r155172, trunk/gcc/testsuite/g++.dg/parse/crash54.C branches/gcc-4_4-branch/gcc/testsuite/g++.dg/template/const3.C - copied unchanged from r155170, trunk/gcc/testsuite/g++.dg/template/const3.C branches/gcc-4_4-branch/gcc/testsuite/g++.dg/template/typedef23.C - copied unchanged from r155181, trunk/gcc/testsuite/g++.dg/template/typedef23.C branches/gcc-4_4-branch/gcc/testsuite/g++.dg/template/typedef24.C - copied unchanged from r155170, trunk/gcc/testsuite/g++.dg/template/typedef24.C branches/gcc-4_4-branch/gcc/testsuite/g++.dg/template/typedef25.C - copied unchanged from r155170, trunk/gcc/testsuite/g++.dg/template/typedef25.C branches/gcc-4_4-branch/gcc/testsuite/g++.dg/torture/pr42110.C - copied unchanged from r155170, trunk/gcc/testsuite/g++.dg/torture/pr42110.C branches/gcc-4_4-branch/gcc/testsuite/g++.dg/torture/pr42183.C - copied unchanged from r155181, trunk/gcc/testsuite/g++.dg/torture/pr42183.C branches/gcc-4_4-branch/gcc/testsuite/g++.dg/tree-ssa/pr41905.C - copied unchanged from r155182, trunk/gcc/testsuite/g++.dg/tree-ssa/pr41905.C branches/gcc-4_4-branch/gcc/testsuite/g++.dg/tree-ssa/pr41906.C - copied unchanged from r155182, trunk/gcc/testsuite/g++.dg/tree-ssa/pr41906.C branches/gcc-4_4-branch/gcc/testsuite/g++.dg/tree-ssa/pr41961.C - copied unchanged from r155181, trunk/gcc/testsuite/g++.dg/tree-ssa/pr41961.C branches/gcc-4_4-branch/gcc/testsuite/gcc.c-torture/compile/pr42025-1.c - copied unchanged from r155182, trunk/gcc/testsuite/gcc.c-torture/compile/pr42025-1.c branches/gcc-4_4-branch/gcc/testsuite/gcc.c-torture/compile/pr42025-2.c - copied unchanged from r155182, trunk/gcc/testsuite/gcc.c-torture/compile/pr42025-2.c branches/gcc-4_4-branch/gcc/testsuite/gcc.c-torture/compile/pr42164.c - copied unchanged from r155170, trunk/gcc/testsuite/gcc.c-torture/compile/pr42164.c branches/gcc-4_4-branch/gcc/testsuite/gcc.c-torture/compile/pr42196-1.c - copied unchanged from r155181, trunk/gcc/testsuite/gcc.c-torture/compile/pr42196-1.c branches/gcc-4_4-branch/gcc/testsuite/gcc.c-torture/compile/pr42196-2.c - copied unchanged from r155181, trunk/gcc/testsuite/gcc.c-torture/compile/pr42196-2.c branches/gcc-4_4-branch/gcc/testsuite/gcc.c-torture/compile/pr42196-3.c - copied unchanged from r155181, trunk/gcc/testsuite/gcc.c-torture/compile/pr42196-3.c branches/gcc-4_4-branch/gcc/testsuite/gcc.c-torture/compile/pr42237.c - copied unchanged from r155171, trunk/gcc/testsuite/gcc.c-torture/compile/pr42237.c branches/gcc-4_4-branch/gcc/testsuite/gcc.c-torture/execute/pr42006.c - copied unchanged from r155181, trunk/gcc/testsuite/gcc.c-torture/execute/pr42006.c branches/gcc-4_4-branch/gcc/testsuite/gcc.c-torture/execute/pr42142.c - copied unchanged from r155182, trunk/gcc/testsuite/gcc.c-torture/execute/pr42142.c branches/gcc-4_4-branch/gcc/testsuite/gcc.c-torture/execute/pr42154.c - copied unchanged from r155182, trunk/gcc/testsuite/gcc.c-torture/execute/pr42154.c branches/gcc-4_4-branch/gcc/testsuite/gcc.dg/debug/pr42244.c - copied unchanged from r155170, trunk/gcc/testsuite/gcc.dg/debug/pr42244.c branches/gcc-4_4-branch/gcc/testsuite/gcc.dg/pr42078.c - copied unchanged from r155182, trunk/gcc/testsuite/gcc.dg/pr42078.c branches/gcc-4_4-branch/gcc/testsuite/gcc.dg/pr42084.c - copied unchanged from r155182, trunk/gcc/testsuite/gcc.dg/pr42084.c branches/gcc-4_4-branch/gcc/testsuite/gcc.dg/vect/pr42193.c - copied unchanged from r155181, trunk/gcc/testsuite/gcc.dg/vect/pr42193.c Modified: branches/gcc-4_4-branch/gcc/testsuite/ChangeLog -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42217 ^ permalink raw reply [flat|nested] 8+ messages in thread
end of thread, other threads:[~2009-12-11 23:39 UTC | newest] Thread overview: 8+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2009-11-29 15:19 [Bug middle-end/42217] New: [4.5 Regression] ICE with zero-length bit-field reichelt at gcc dot gnu dot org 2009-11-29 15:19 ` [Bug middle-end/42217] " reichelt at gcc dot gnu dot org 2009-11-29 15:45 ` [Bug c++/42217] " rguenth at gcc dot gnu dot org 2009-11-30 11:12 ` dodji at gcc dot gnu dot org 2009-11-30 22:39 ` dodji at gcc dot gnu dot org 2009-12-03 8:33 ` dodji at gcc dot gnu dot org 2009-12-03 9:44 ` dodji at gcc dot gnu dot org 2009-12-11 23:41 ` hjl at gcc dot gnu dot org
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