Declare the argument type for float-radix

 Otherwise, inlined copies sometimes skip the type check.

diff --git a/src/code/float.lisp b/src/code/float.lisp
index 5c53e87..a3a0114 100644 (file)
--- a/src/code/float.lisp
+++ b/src/code/float.lisp
@@ -170,7 +170,7 @@
 (defun float-radix (x)
   #!+sb-doc
   "Return (as an integer) the radix b of its floating-point argument."
-  (declare (ignore x))
+  (declare (ignore x) (type float x))
   2)
 \f
 ;;;; INTEGER-DECODE-FLOAT and DECODE-FLOAT