1 files changed, 6 insertions, 0 deletions

diff --git a/src/eval.c b/src/eval.c
index 4f7f42f1ebe..9bdcf4bed17 100644
--- a/src/eval.c
+++ b/src/eval.c
@@ -200,6 +200,12 @@ backtrace_next (union specbinding *pdl)
   return pdl;
 }
 
+/* Return a pointer to somewhere near the top of the C stack.  */
+void *
+near_C_stack_top (void)
+{
+  return backtrace_args (backtrace_top ());
+}
 
 void
 init_eval_once (void)