klisp

commit 35450d1397acb1f43613a131df43111ef214eb16
parent 03c7d83a8726ed4467240275bc8f9bd59246f7a7
Author: Andres Navarro <canavarro82@gmail.com>
Date:   Sat, 30 Apr 2011 14:43:03 -0300

Bugfix in imath.c: swap didn't correctly redirect self pointers from digits to single fields. Mailed Author with a fix.

Diffstat:
M
src/imath.c
 | 
7
+++++++

1 file changed, 7 insertions(+), 0 deletions(-)
diff --git a/src/imath.c b/src/imath.c
@@ -527,6 +527,13 @@ void      mp_int_swap(mp_int a, mp_int c)
 
     *a = *c;
     *c = tmp;
+    /* Andres Navarro: bugfix */
+    /* correct if digits was pointing to single */
+    if (a->digits == &c->single)
+	a->digits = &a->single;
+    if (c->digits == &a->single)
+	c->digits = &c->single;
+    /* Andres Navarro: /bugfix */
   }
 }