template.h in numo-narray-0.9.1.5

- old
+ new

@@ -1,9 +1,9 @@
 /*
   template.h
-  Numerical Array Extension for Ruby
-    (C) Copyright 1999-2017 by Masahiro TANAKA
+  Ruby/Numo::NArray - Numerical Array class for Ruby
+    Copyright (C) 1999-2019 Masahiro TANAKA
 */
 #ifndef TEMPLATE_H
 #define TEMPLATE_H
 
 #define INIT_COUNTER( lp, c )                   \
@@ -110,13 +110,12 @@
 #define STORE_BIT(adr,pos,val)                  \
     {                                           \
         size_t dig = (pos) / NB;                \
         int    bit = (pos) % NB;                \
         ((BIT_DIGIT*)(adr))[dig] =              \
-            (((BIT_DIGIT*)(adr))[dig] & ~(1u<<(bit))) | ((val)<<(bit)); \
+            (((BIT_DIGIT*)(adr))[dig] & ~(1u<<(bit))) | (((val)&1u)<<(bit)); \
     }
-// val -> val&1 ??
 
 #define STORE_BIT_STEP( adr, pos, step, idx, val )\
     {                                           \
         size_t dig; int bit;                    \
         if (idx) {                              \
@@ -127,12 +126,11 @@
             dig = (pos) / NB;                   \
             bit = (pos) % NB;                   \
             pos += step;                        \
         }                                       \
         ((BIT_DIGIT*)(adr))[dig] =              \
-            (((BIT_DIGIT*)(adr))[dig] & ~(1u<<(bit))) | ((val)<<(bit)); \
+            (((BIT_DIGIT*)(adr))[dig] & ~(1u<<(bit))) | (((val)&1u)<<(bit)); \
     }
-// val -> val&1 ??
 
 static inline int
 is_aligned(const void *ptr, const size_t alignment)
 {
     return ((size_t)(ptr) & ((alignment)-1)) == 0;