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-rw-r--r--libguile/frames.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/libguile/frames.c b/libguile/frames.c
index f8eed861a..2064ef3c1 100644
--- a/libguile/frames.c
+++ b/libguile/frames.c
@@ -203,6 +203,16 @@ SCM_DEFINE (scm_frame_local_set_x, "frame-local-set!", 3, 0, 0,
}
#undef FUNC_NAME
+SCM_DEFINE (scm_frame_address, "frame-address", 1, 0, 0,
+ (SCM frame),
+ "Return the frame pointer for @var{frame}.")
+#define FUNC_NAME s_scm_frame_address
+{
+ SCM_VALIDATE_VM_FRAME (1, frame);
+ return scm_from_ulong ((unsigned long) SCM_VM_FRAME_FP (frame));
+}
+#undef FUNC_NAME
+
SCM_DEFINE (scm_frame_instruction_pointer, "frame-instruction-pointer", 1, 0, 0,
(SCM frame),
"")