Clean up turn_back_am(), panic on unknown arity.

[libfirm] / include / libfirm / adt / hashptr.h

diff --git a/include/libfirm/adt/hashptr.h b/include/libfirm/adt/hashptr.h
index 03dd108..918843e 100644 (file)
--- a/include/libfirm/adt/hashptr.h
+++ b/include/libfirm/adt/hashptr.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 1995-2007 University of Karlsruhe.  All right reserved.
+ * Copyright (C) 1995-2008 University of Karlsruhe.  All right reserved.
  *
  * This file is part of libFirm.
  *
@@ -65,7 +65,7 @@ static INLINE unsigned firm_fnv_hash_str(const char *data)
  * hash a pointer value: Pointer addresses are mostly aligned to 4
  * or 8 bytes. So we remove the lowest 3 bits
  */
-#define HASH_PTR(ptr)    (((char *) (ptr) - (char *)0) >> 3)
+#define HASH_PTR(ptr)    ((unsigned)(((char *) (ptr) - (char *)0) >> 3))
 
 /**
  * Hash a string.