From 2d50fc07b4fcbeb7d9975ead56446289f2b5a6f9 Mon Sep 17 00:00:00 2001
From: Triang3l <triang3l@yandex.ru>
Date: Mon, 17 May 2021 02:38:51 +0300
Subject: [PATCH] [Linux] __builtin_ffsll instead of GNU/BSD-specific ffsll

---
 src/xenia/base/math.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/xenia/base/math.h b/src/xenia/base/math.h
index e2d321702..a2f2dc233 100644
--- a/src/xenia/base/math.h
+++ b/src/xenia/base/math.h
@@ -242,7 +242,7 @@ inline bool bit_scan_forward(uint32_t v, uint32_t* out_first_set_index) {
   return i != 0;
 }
 inline bool bit_scan_forward(uint64_t v, uint32_t* out_first_set_index) {
-  int i = ffsll(v);
+  int i = __builtin_ffsll(v);
   *out_first_set_index = i - 1;
   return i != 0;
 }