xfree86: compat: fix Ones for compilers where __builtin_popcountl is missing

Signed-off-by: stefan11111 <stefan11111@shitposting.expert>
2025-06-23 14:27:10 +03:00 · 2025-06-23 14:27:10 +03:00 · 0746e6841a
parent 3f5e4b1d97
commit 0746e6841a
1 changed files with 1 additions and 2 deletions
--- a/hw/xfree86/compat/ones.c
+++ b/hw/xfree86/compat/ones.c
@ -27,7 +27,6 @@ Ones(unsigned long mask)

    y = (mask >> 1) & 033333333333;
    y = mask - y - ((y >> 1) & 033333333333);
-    /* x & 077 == x % 077 */
-    return (((y + (y >> 3)) & 030707070707) & 077);
+    return (((y + (y >> 3)) & 030707070707) % 077);
 #endif
 }