[vlc-commits] vlc_common: Provide an unreachable() implementation for MSVC

[Hugo Beauzée-Luyssen]

vlc | branch: master | Hugo Beauzée-Luyssen <hugo at beauzee.fr> | Fri Dec 18 13:04:14 2020 +0100| [626a5d9a16b44ff01bb6f25b76872f1c4bd5bab0] | committer: Hugo Beauzée-Luyssen

vlc_common: Provide an unreachable() implementation for MSVC

> http://git.videolan.org/gitweb.cgi/vlc.git/?a=commit;h=626a5d9a16b44ff01bb6f25b76872f1c4bd5bab0
---

 include/vlc_common.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/include/vlc_common.h b/include/vlc_common.h
index d65a076d45..f62ff86d04 100644
--- a/include/vlc_common.h
+++ b/include/vlc_common.h
@@ -203,6 +203,10 @@
 # define likely(p)     __builtin_expect(!!(p), 1)
 # define unlikely(p)   __builtin_expect(!!(p), 0)
 # define unreachable() __builtin_unreachable()
+#elif defined(_MSC_VER)
+# define likely(p)     (!!(p))
+# define unlikely(p)   (!!(p))
+# define unreachable() (__assume(0))
 #else
 /**
  * Predicted true condition