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* [Bug middle-end/33666] New: [4.3 Regression] Type verification failure with pointer to long long conversion
@ 2007-10-05 10:11 rguenth at gcc dot gnu dot org
2007-10-05 12:00 ` [Bug middle-end/33666] " rguenth at gcc dot gnu dot org
` (2 more replies)
0 siblings, 3 replies; 4+ messages in thread
From: rguenth at gcc dot gnu dot org @ 2007-10-05 10:11 UTC (permalink / raw)
To: gcc-bugs
The following fails with 32bit pointers and 64bit long long if the compiler is
built with type-checking enabled.
void __lock_get_list(void *dp)
{
if (((unsigned int)dp + 1) & ~1ULL)
;
}
The original trees look ok:
if (((long long unsigned int) (dp + 1) & 0x0fffffffffffffffe) != 0)
{
(void) 0;
}
--
Summary: [4.3 Regression] Type verification failure with pointer
to long long conversion
Product: gcc
Version: 4.3.0
Status: UNCONFIRMED
Keywords: ice-on-valid-code, ice-checking
Severity: normal
Priority: P3
Component: middle-end
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: rguenth at gcc dot gnu dot org
GCC target triplet: i686-*-*
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33666
^ permalink raw reply [flat|nested] 4+ messages in thread* [Bug middle-end/33666] [4.3 Regression] Type verification failure with pointer to long long conversion 2007-10-05 10:11 [Bug middle-end/33666] New: [4.3 Regression] Type verification failure with pointer to long long conversion rguenth at gcc dot gnu dot org @ 2007-10-05 12:00 ` rguenth at gcc dot gnu dot org 2007-10-05 16:33 ` rguenth at gcc dot gnu dot org 2007-10-05 16:34 ` rguenth at gcc dot gnu dot org 2 siblings, 0 replies; 4+ messages in thread From: rguenth at gcc dot gnu dot org @ 2007-10-05 12:00 UTC (permalink / raw) To: gcc-bugs ------- Comment #1 from rguenth at gcc dot gnu dot org 2007-10-05 12:00 ------- I have a patch. -- rguenth at gcc dot gnu dot org changed: What |Removed |Added ---------------------------------------------------------------------------- AssignedTo|unassigned at gcc dot gnu |rguenth at gcc dot gnu dot |dot org |org Status|UNCONFIRMED |ASSIGNED Ever Confirmed|0 |1 Last reconfirmed|0000-00-00 00:00:00 |2007-10-05 12:00:07 date| | http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33666 ^ permalink raw reply [flat|nested] 4+ messages in thread
* [Bug middle-end/33666] [4.3 Regression] Type verification failure with pointer to long long conversion 2007-10-05 10:11 [Bug middle-end/33666] New: [4.3 Regression] Type verification failure with pointer to long long conversion rguenth at gcc dot gnu dot org 2007-10-05 12:00 ` [Bug middle-end/33666] " rguenth at gcc dot gnu dot org @ 2007-10-05 16:33 ` rguenth at gcc dot gnu dot org 2007-10-05 16:34 ` rguenth at gcc dot gnu dot org 2 siblings, 0 replies; 4+ messages in thread From: rguenth at gcc dot gnu dot org @ 2007-10-05 16:33 UTC (permalink / raw) To: gcc-bugs ------- Comment #2 from rguenth at gcc dot gnu dot org 2007-10-05 16:33 ------- Subject: Bug 33666 Author: rguenth Date: Fri Oct 5 16:33:25 2007 New Revision: 129036 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=129036 Log: 2007-10-05 Richard Guenther <rguenther@suse.de> PR middle-end/33666 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr to (long long)ptr. * gcc.dg/pr33666.c: New testcase. Added: trunk/gcc/testsuite/gcc.dg/pr33666.c Modified: trunk/gcc/ChangeLog trunk/gcc/fold-const.c trunk/gcc/testsuite/ChangeLog -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33666 ^ permalink raw reply [flat|nested] 4+ messages in thread
* [Bug middle-end/33666] [4.3 Regression] Type verification failure with pointer to long long conversion 2007-10-05 10:11 [Bug middle-end/33666] New: [4.3 Regression] Type verification failure with pointer to long long conversion rguenth at gcc dot gnu dot org 2007-10-05 12:00 ` [Bug middle-end/33666] " rguenth at gcc dot gnu dot org 2007-10-05 16:33 ` rguenth at gcc dot gnu dot org @ 2007-10-05 16:34 ` rguenth at gcc dot gnu dot org 2 siblings, 0 replies; 4+ messages in thread From: rguenth at gcc dot gnu dot org @ 2007-10-05 16:34 UTC (permalink / raw) To: gcc-bugs ------- Comment #3 from rguenth at gcc dot gnu dot org 2007-10-05 16:33 ------- Fixed. -- rguenth at gcc dot gnu dot org changed: What |Removed |Added ---------------------------------------------------------------------------- Status|ASSIGNED |RESOLVED Resolution| |FIXED Target Milestone|--- |4.3.0 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33666 ^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2007-10-05 16:34 UTC | newest] Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2007-10-05 10:11 [Bug middle-end/33666] New: [4.3 Regression] Type verification failure with pointer to long long conversion rguenth at gcc dot gnu dot org 2007-10-05 12:00 ` [Bug middle-end/33666] " rguenth at gcc dot gnu dot org 2007-10-05 16:33 ` rguenth at gcc dot gnu dot org 2007-10-05 16:34 ` rguenth at gcc dot gnu dot org
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