--- codecs/lpc10/invert.c	(Asterisk 13.9.0)
+++ codecs/lpc10/invert.c	(working copy)
@@ -96 +96,2 @@
-    integer phi_dim1, phi_offset, i__1, i__2, i__3;
+    unsigned i__2;
+    integer phi_dim1, phi_offset, i__1, i__3;