Add a test-case for the previous commit.

[sbcl.git] / src / runtime / fixnump.h

diff --git a/src/runtime/fixnump.h b/src/runtime/fixnump.h
index cb56fe0..756e2ea 100644 (file)
--- a/src/runtime/fixnump.h
+++ b/src/runtime/fixnump.h
@@ -12,11 +12,9 @@
 #ifndef _FIXNUMP_H
 #define _FIXNUMP_H
 
-static inline int fixnump(lispobj obj) {
-    return((obj & 
-           (LOWTAG_MASK & 
-            (~(EVEN_FIXNUM_LOWTAG|ODD_FIXNUM_LOWTAG)))) 
-          == 0);
+static inline int fixnump(lispobj obj)
+{
+    return((obj & FIXNUM_TAG_MASK) == 0);
 }
 
 #endif