fix a bunch of warnings reported by clang analyzer

[libfirm] / ir / adt / bitset.h

diff --git a/ir/adt/bitset.h b/ir/adt/bitset.h
index 79cb6b4..59a6dbd 100644 (file)
--- a/ir/adt/bitset.h
+++ b/ir/adt/bitset.h
@@ -22,7 +22,6 @@
  * @brief   convenience layer over raw_bitsets (stores number of bits
  *          with the bitfield)
  * @author  Matthias Braun
- * @version $Id$
  */
 #ifndef FIRM_ADT_BITSET_H
 #define FIRM_ADT_BITSET_H
@@ -226,12 +225,12 @@ static inline size_t bitset_next_set(const bitset_t *bs, size_t pos)
  * @param bitset The bitset.
  * @param elm A size_t variable.
  */
-#define bitset_foreach(bitset,elm) \
-       for(elm = bitset_next_set(bitset,0); elm != (size_t)-1; elm = bitset_next_set(bitset,elm+1))
+#define bitset_foreach(bitset, elm) \
+       for (size_t elm = 0; (elm = bitset_next_set((bitset), elm)) != (size_t)-1; ++elm)
 
 
-#define bitset_foreach_clear(bitset,elm) \
-       for(elm = bitset_next_clear(bitset,0); elm != (size_t) -1; elm = bitset_next_clear(bitset,elm+1))
+#define bitset_foreach_clear(bitset, elm) \
+       for (size_t elm = 0; (elm = bitset_next_clear((bitset), elm)) != (size_t)-1; ++elm)
 
 /**
  * Count the bits set.