Changeset 65d72f in git for libpolys

Timestamp:

Jul 27, 2015, 6:14:32 PM (9 years ago)

Author:

Andreas Steenpass <steenpass@…>

Branches:

(u'spielwiese', '2a584933abf2a2d3082034c7586d38bb6de1a30a')

Children:

6a52f15f9780f7af3a0ea06d03b4376f61136261

Parents:

4132ee2e5b539d15463dcf3db09fbf9aa7c00877

Message:

fix: prevent segfault in p_ChineseRemainder()

At this step, r might have been already freed by 'hh=p_LmFreeAndNext(hh,R);'
two lines further down. However, this error only occurs under very special
circumstances and is hard to reproduce.

File:

• libpolys/polys/monomials/p_polys.cc (modified) (1 diff)

libpolys/polys/monomials/p_polys.cc

@@ -116 +116 @@
     {
       hh=xx[j];
-      if ((hh!=NULL) && (p_LmCmp(r,hh,R)==0))
+      if ((hh!=NULL) && (p_LmCmp(h,hh,R)==0))
       {
         x[j]=pGetCoeff(hh);