fix another trail overflow.

git-svn-id: https://yap.svn.sf.net/svnroot/yap/trunk@2064 b08c6af1-5177-4d33-ba66-4b1c6b8b522a

C/grow.c

@@ -1328,7 +1328,7 @@ execute_growstack(long size0, int from_trail, int in_parser, tr_fr_ptr *old_trp,
     }
   }
   XDiff = HDiff = 0;
-  GDiff0=0;
+  GDiff0=GDiff;
 #if USE_SYSTEM_MALLOC
   if (from_trail) {
     TrDiff = LDiff = GDiff;

changes-5.1.html

@@ -17,6 +17,7 @@
 
 <h2>Yap-5.1.3:</h2>
 <ul>
+<li> FIXED: bad handling of trail overflow.</li>
 <li> FIXED: overflow at entry goal (obs from Paulo Moura).</li>
 <li> FIXED: bug with signals while process wasa dying (obs from Paulo Moura).</li>
 <li> FIXED: compilation in OSX/64 (patches from Will Benton).</li>

library/Makefile.in

@@ -36,6 +36,7 @@ PROGRAMS= $(srcdir)/apply_macros.yap \
 	$(srcdir)/gensym.yap \
 	$(srcdir)/hacks.yap \
 	$(srcdir)/heaps.yap \
+	$(srcdir)/lineutils.yap \
 	$(srcdir)/listing.yap \
 	$(srcdir)/lists.yap \
 	$(srcdir)/logtalk.yap \

library/Tries/base_tries.c

@@ -809,7 +809,6 @@ TrNode copy_child_nodes(TrNode parent_dest, TrNode child_source) {
   return child_dest;
 }
 
-
 static
 void traverse_tries_join(TrNode parent_dest, TrNode parent_source){
   TrNode child_dest, child_source;