sanity check the top stack frame, not the whole stack

diff --git a/rts/Interpreter.c b/rts/Interpreter.c
index 5197510..b95d5a9 100644 (file)
--- a/rts/Interpreter.c
+++ b/rts/Interpreter.c
@@ -269,7 +269,8 @@ eval_obj:
              debugBelch("\n\n");
             );
 
-    IF_DEBUG(sanity,checkStackChunk(Sp, cap->r.rCurrentTSO->stack+cap->r.rCurrentTSO->stack_size));
+//    IF_DEBUG(sanity,checkStackChunk(Sp, cap->r.rCurrentTSO->stack+cap->r.rCurrentTSO->stack_size));
+    IF_DEBUG(sanity,checkStackFrame(Sp));
 
     switch ( get_itbl(obj)->type ) {