remove cast of argument to __builtin_popcount

Author: burgerrg

boot/pb/scheme.h

@@ -142,7 +142,7 @@ typedef unsigned char octet;
 #define Sunbox(x) (*((ptr *)TO_VOIDP((uptr)(x)+9)))
 static inline int Spopcount(uptr x) {
 #if defined(__clang__) || defined(__GNUC__)
-  return __builtin_popcountll((unsigned long)x);
+  return __builtin_popcountll(x);
 #else
   /* count bits of each 2-bit chunk */
   x = x - ((x >> 1) & 0x5555555555555555ULL);

s/mkheader.ss

@@ -348,7 +348,7 @@
                         "0x0F0F0F0F0F0F0F0FULL" "0x0101010101010101ULL" 56)])])
           (pr "static inline int Spopcount(uptr x) {\n")
           (pr "#if defined(__clang__) || defined(__GNUC__)\n")
-          (pr "  return __builtin_popcount~a((unsigned long)x);\n" suffix)
+          (pr "  return __builtin_popcount~a(x);\n" suffix)
           (pr "#else\n")
           (pr "  /* count bits of each 2-bit chunk */\n")
           (pr "  x = x - ((x >> 1) & ~a);\n" fives)