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* [Bug tree-optimization/24670] New: VRP ICE in compare_name_with_value @ 2005-11-04 11:00 sebastian dot pop at cri dot ensmp dot fr 2005-11-04 13:14 ` [Bug tree-optimization/24670] [4.1 Regression] " pinskia at gcc dot gnu dot org ` (5 more replies) 0 siblings, 6 replies; 7+ messages in thread From: sebastian dot pop at cri dot ensmp dot fr @ 2005-11-04 11:00 UTC (permalink / raw) To: gcc-bugs [-- Warning: decoded text below may be mangled, UTF-8 assumed --] [-- Attachment #1: Type: text/plain, Size: 1070 bytes --] This ICE occured during a compile of libfloat with mainline. Attached is a delta reduced test that produces the ICE when compiled with -O2. softfloat/bits64/softfloat.c: In function float128_rem: softfloat/bits64/softfloat.c:4483: internal compiler error: in compare_name_with_value, at tree-vrp.c:3064 __inline__ void shift128Right (int count, long long int *z1Ptr) { long long int z1; if (count == 0); else if (count < 64); else z1 = (count < 64) ? count : 0; *z1Ptr = z1; } float128_rem () { signed int expDiff; long long int aSig1; long long int sigMean1; if (-64 < expDiff) shift128Right (-expDiff, &aSig1); add128 (&sigMean1); } -- Summary: VRP ICE in compare_name_with_value Product: gcc Version: 4.1.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: tree-optimization AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: sebastian dot pop at cri dot ensmp dot fr http://gcc.gnu.org/bugzilla/show_bug.cgi?id=24670 ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug tree-optimization/24670] [4.1 Regression] VRP ICE in compare_name_with_value 2005-11-04 11:00 [Bug tree-optimization/24670] New: VRP ICE in compare_name_with_value sebastian dot pop at cri dot ensmp dot fr @ 2005-11-04 13:14 ` pinskia at gcc dot gnu dot org 2005-11-04 13:16 ` pinskia at gcc dot gnu dot org ` (4 subsequent siblings) 5 siblings, 0 replies; 7+ messages in thread From: pinskia at gcc dot gnu dot org @ 2005-11-04 13:14 UTC (permalink / raw) To: gcc-bugs -- pinskia at gcc dot gnu dot org changed: What |Removed |Added ---------------------------------------------------------------------------- Severity|normal |critical Keywords| |ice-on-valid-code Summary|VRP ICE in |[4.1 Regression] VRP ICE in |compare_name_with_value |compare_name_with_value Target Milestone|--- |4.1.0 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=24670 ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug tree-optimization/24670] [4.1 Regression] VRP ICE in compare_name_with_value 2005-11-04 11:00 [Bug tree-optimization/24670] New: VRP ICE in compare_name_with_value sebastian dot pop at cri dot ensmp dot fr 2005-11-04 13:14 ` [Bug tree-optimization/24670] [4.1 Regression] " pinskia at gcc dot gnu dot org @ 2005-11-04 13:16 ` pinskia at gcc dot gnu dot org 2005-11-04 13:27 ` dnovillo at gcc dot gnu dot org ` (3 subsequent siblings) 5 siblings, 0 replies; 7+ messages in thread From: pinskia at gcc dot gnu dot org @ 2005-11-04 13:16 UTC (permalink / raw) To: gcc-bugs ------- Comment #1 from pinskia at gcc dot gnu dot org 2005-11-04 13:16 ------- Confirmed. -- pinskia 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 |2005-11-04 13:16:12 date| | http://gcc.gnu.org/bugzilla/show_bug.cgi?id=24670 ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug tree-optimization/24670] [4.1 Regression] VRP ICE in compare_name_with_value 2005-11-04 11:00 [Bug tree-optimization/24670] New: VRP ICE in compare_name_with_value sebastian dot pop at cri dot ensmp dot fr 2005-11-04 13:14 ` [Bug tree-optimization/24670] [4.1 Regression] " pinskia at gcc dot gnu dot org 2005-11-04 13:16 ` pinskia at gcc dot gnu dot org @ 2005-11-04 13:27 ` dnovillo at gcc dot gnu dot org 2005-11-04 14:19 ` dnovillo at gcc dot gnu dot org ` (2 subsequent siblings) 5 siblings, 0 replies; 7+ messages in thread From: dnovillo at gcc dot gnu dot org @ 2005-11-04 13:27 UTC (permalink / raw) To: gcc-bugs -- dnovillo at gcc dot gnu dot org changed: What |Removed |Added ---------------------------------------------------------------------------- CC|dnovillo at redhat dot com | AssignedTo|unassigned at gcc dot gnu |dnovillo at gcc dot gnu dot |dot org |org Status|NEW |ASSIGNED http://gcc.gnu.org/bugzilla/show_bug.cgi?id=24670 ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug tree-optimization/24670] [4.1 Regression] VRP ICE in compare_name_with_value 2005-11-04 11:00 [Bug tree-optimization/24670] New: VRP ICE in compare_name_with_value sebastian dot pop at cri dot ensmp dot fr ` (2 preceding siblings ...) 2005-11-04 13:27 ` dnovillo at gcc dot gnu dot org @ 2005-11-04 14:19 ` dnovillo at gcc dot gnu dot org 2005-11-06 14:51 ` dnovillo at gcc dot gnu dot org 2005-11-06 14:56 ` dnovillo at gcc dot gnu dot org 5 siblings, 0 replies; 7+ messages in thread From: dnovillo at gcc dot gnu dot org @ 2005-11-04 14:19 UTC (permalink / raw) To: gcc-bugs ------- Comment #2 from dnovillo at gcc dot gnu dot org 2005-11-04 14:19 ------- testing fix. -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=24670 ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug tree-optimization/24670] [4.1 Regression] VRP ICE in compare_name_with_value 2005-11-04 11:00 [Bug tree-optimization/24670] New: VRP ICE in compare_name_with_value sebastian dot pop at cri dot ensmp dot fr ` (3 preceding siblings ...) 2005-11-04 14:19 ` dnovillo at gcc dot gnu dot org @ 2005-11-06 14:51 ` dnovillo at gcc dot gnu dot org 2005-11-06 14:56 ` dnovillo at gcc dot gnu dot org 5 siblings, 0 replies; 7+ messages in thread From: dnovillo at gcc dot gnu dot org @ 2005-11-06 14:51 UTC (permalink / raw) To: gcc-bugs ------- Comment #3 from dnovillo at gcc dot gnu dot org 2005-11-06 14:51 ------- Subject: Bug 24670 Author: dnovillo Date: Sun Nov 6 14:51:16 2005 New Revision: 106562 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=106562 Log: PR 24670 * tree-vrp.c (fix_equivalence_set): New. (extract_range_from_assert): Call it. testsuite/ PR 24670 * gcc.dg/tree-ssa/pr24670.c: New test. Added: trunk/gcc/testsuite/gcc.dg/tree-ssa/pr24670.c Modified: trunk/gcc/ChangeLog trunk/gcc/testsuite/ChangeLog trunk/gcc/tree-vrp.c -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=24670 ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug tree-optimization/24670] [4.1 Regression] VRP ICE in compare_name_with_value 2005-11-04 11:00 [Bug tree-optimization/24670] New: VRP ICE in compare_name_with_value sebastian dot pop at cri dot ensmp dot fr ` (4 preceding siblings ...) 2005-11-06 14:51 ` dnovillo at gcc dot gnu dot org @ 2005-11-06 14:56 ` dnovillo at gcc dot gnu dot org 5 siblings, 0 replies; 7+ messages in thread From: dnovillo at gcc dot gnu dot org @ 2005-11-06 14:56 UTC (permalink / raw) To: gcc-bugs ------- Comment #4 from dnovillo at gcc dot gnu dot org 2005-11-06 14:56 ------- Fixed. http://gcc.gnu.org/ml/gcc-patches/2005-11/msg00405.html -- dnovillo at gcc dot gnu dot org changed: What |Removed |Added ---------------------------------------------------------------------------- Status|ASSIGNED |RESOLVED Resolution| |FIXED http://gcc.gnu.org/bugzilla/show_bug.cgi?id=24670 ^ permalink raw reply [flat|nested] 7+ messages in thread
end of thread, other threads:[~2005-11-06 14:56 UTC | newest] Thread overview: 7+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2005-11-04 11:00 [Bug tree-optimization/24670] New: VRP ICE in compare_name_with_value sebastian dot pop at cri dot ensmp dot fr 2005-11-04 13:14 ` [Bug tree-optimization/24670] [4.1 Regression] " pinskia at gcc dot gnu dot org 2005-11-04 13:16 ` pinskia at gcc dot gnu dot org 2005-11-04 13:27 ` dnovillo at gcc dot gnu dot org 2005-11-04 14:19 ` dnovillo at gcc dot gnu dot org 2005-11-06 14:51 ` dnovillo at gcc dot gnu dot org 2005-11-06 14:56 ` dnovillo at gcc dot gnu dot org
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