1 files changed, 1 insertions, 0 deletions
diff --git a/pp.h b/pp.h
index 2226c20a6a..5e531dada6 100644
--- a/pp.h
+++ b/pp.h
@@ -126,6 +126,7 @@ Pops a long off the stack.
 #endif
 
 #define TOPs		(*sp)
+#define TOPm1s		(*(sp-1))
 #define TOPp		(SvPV(TOPs, PL_na))		/* deprecated */
 #define TOPpx		(SvPV(TOPs, n_a))
 #define TOPn		(SvNV(TOPs))