X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/175620d3c65209ce72e451bd75756f6bb67e33a1..72cd9a913f6d282c5e24990505c2c820bda2bf1b:/src/Sbitset.h

diff --git a/src/Sbitset.h b/src/Sbitset.h
index 0d0aabf8..4a32402e 100644
--- a/src/Sbitset.h
+++ b/src/Sbitset.h
@@ -1,6 +1,6 @@
 /* A simple, memory-efficient bitset implementation.
 
-   Copyright (C) 2009 Free Software Foundation, Inc.
+   Copyright (C) 2009-2012 Free Software Foundation, Inc.
 
    This file is part of Bison, the GNU Compiler Compiler.
 
@@ -20,7 +20,7 @@
 #ifndef SBITSET_H_
 # define SBITSET_H_
 
-typedef char *Sbitset;
+typedef unsigned char *Sbitset;
 typedef size_t Sbitset__Index;
 #define SBITSET__INDEX__CONVERSION_SPEC "zu"
 
@@ -73,10 +73,10 @@ do {                                                                          \
 /* NBITS is the size of every bitset.  More than NBITS bits might be set.  */
 #define Sbitset__or(SELF, OTHER1, OTHER2, NBITS)                              \
 do {                                                                          \
-  char *ptr_self = (SELF);                                                    \
-  char *ptr_other1 = (OTHER1);                                                \
-  char *ptr_other2 = (OTHER2);                                                \
-  char *end_self = ptr_self + Sbitset__nbytes (NBITS);                        \
+  Sbitset ptr_self = (SELF);                                                  \
+  Sbitset ptr_other1 = (OTHER1);                                              \
+  Sbitset ptr_other2 = (OTHER2);                                              \
+  Sbitset end_self = ptr_self + Sbitset__nbytes (NBITS);                      \
   for (; ptr_self < end_self; ++ptr_self, ++ptr_other1, ++ptr_other2)         \
     *ptr_self = *ptr_other1 | *ptr_other2;                                    \
 } while(0)