Opened 8 years ago
Closed 8 years ago
#1211 closed defect (fixed)
[with patch, with positive review] NTL crash in polynomial remainder over ZZ
Reported by: | ncalexan | Owned by: | dmharvey |
---|---|---|---|
Priority: | critical | Milestone: | sage-2.8.15 |
Component: | commutative algebra | Keywords: | ntl polynomial remainder ZZ crash segfault |
Cc: | Merged in: | ||
Authors: | Reviewers: | ||
Report Upstream: | Work issues: | ||
Branch: | Commit: | ||
Dependencies: | Stopgaps: |
Description
sage: x = ZZ['x'].0 sage: x^2 % (2*x - 1) DivRem: quotient not defined over ZZ /Users/ncalexan/sage/local/bin/sage-sage: line 218: 28251 Abort trap sage-ipython -c "$SAGE_STARTUP_COMMAND;" "$@" Process SAGE exited abnormally with code 134
Mac OS X 10.4 Intel Core2Duo, Darwin mero.local 8.10.1 Darwin Kernel Version 8.10.1: Wed May 23 16:33:00 PDT 2007; root:xnu-792.22.5~1/RELEASE_I386 i386 i386
Attachments (1)
Change History (7)
comment:1 Changed 8 years ago by dmharvey
- Owner changed from malb to dmharvey
- Status changed from new to assigned
comment:2 Changed 8 years ago by dmharvey
Changed 8 years ago by dmharvey
comment:3 Changed 8 years ago by dmharvey
- Summary changed from NTL crash in polynomial remainder over ZZ to [with patch] NTL crash in polynomial remainder over ZZ
comment:4 Changed 8 years ago by mabshoff
- Milestone changed from sage-2.10 to sage-2.8.15
comment:5 Changed 8 years ago by cwitty
- Summary changed from [with patch] NTL crash in polynomial remainder over ZZ to [with patch, with positive review] NTL crash in polynomial remainder over ZZ
Looks good, and all doctests still pass in sage/rings/polynomial/.
comment:6 Changed 8 years ago by mabshoff
- Resolution set to fixed
- Status changed from assigned to closed
Merged in 2.8.15.alpha2.
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I'm about to attach a patch that fixes this (and also fixes division by zero crash too).