bug#13843: [PATCH] Fix "later bindings win" stipulation for with-fluids

[David Kastrup]

The following code displayed 2:

(define a (make-fluid))
(with-fluids ((a 1) (a 2) (a 3))
             (display (fluid-ref a)))
---
 libguile/fluids.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libguile/fluids.c b/libguile/fluids.c
index bd59e26..11309c9 100644
--- a/libguile/fluids.c
+++ b/libguile/fluids.c
@@ -321,7 +321,7 @@ scm_i_make_with_fluids (size_t n, SCM *fluids, SCM *vals)
     size_t i, j = n;
 
     while (j--)
-      for (i = 0; i < j; i++)
+      for (i = j; i--;)
         if (scm_is_eq (fluids[i], fluids[j]))
           {
             vals[i] = vals[j]; /* later bindings win */
-- 
1.7.10.4