from_header minor width cleanup

* src/list.c (from_header): Use UINTMAX_WIDTH rather than computing it by hand.
2024-08-02 00:29:07 -07:00
parent a78af4b95e
commit fbc60c2334
1 changed files with 1 additions and 2 deletions
--- a/src/list.c
+++ b/src/list.c
@@ -877,8 +877,7 @@ from_header (char const *where0, size_t digs, char const *type,
 	 others (assuming ASCII bytes of 8 bits or more).  */
      int signbit = *where & (1 << (LG_256 - 2));
      uintmax_t topbits = (((uintmax_t) - signbit)
-			   << (CHAR_BIT * sizeof (uintmax_t)
-			       - LG_256 - (LG_256 - 2)));
+			   << (UINTMAX_WIDTH - LG_256 - (LG_256 - 2)));
      value = (*where++ & ((1 << (LG_256 - 2)) - 1)) - signbit;
      for (;;)
 	{