Only pass *sequential* (in var index) selected group members to ApplyBnd<BC>.

git-svn-id: http://svn.cactuscode.org/arrangements/CactusBase/Boundary/trunk@228 6a38eb6e-646e-4a02-a296-d141613ad6c4

1 files changed, 3 insertions, 3 deletions

diff --git a/src/FlatBoundary.c b/src/FlatBoundary.c
index 84d7db9..e36eaea 100644
--- a/src/FlatBoundary.c
+++ b/src/FlatBoundary.c
@@ -117,9 +117,9 @@ int BndFlat(const cGH *GH, int num_vars, int *vars, int *faces, int *widths,
        for identical bcs.  If all GFs had the same staggering then we
        could groups many GFs together. */
     gi = CCTK_GroupIndexFromVarI (vars[i]);    
-    while (i+j<num_vars && CCTK_GroupIndexFromVarI(vars[i+j])==gi && 
-	   tables[i+j]==tables[i] && faces[i+j]==faces[i] && 
-	   widths[i+j]==widths[i])
+    while (i+j<num_vars && vars[i+j]==vars[i]+j && 
+	   CCTK_GroupIndexFromVarI(vars[i+j])==gi && tables[i+j]==tables[i] 
+	   && faces[i+j]==faces[i] && widths[i+j]==widths[i])
     {
       ++j;
     }