From e36270fa7c15b1a47bd7336d09ccc0d7e9e81eec Mon Sep 17 00:00:00 2001
From: Mouse <mouse008@gmail.com>
Date: Mon, 4 Jul 2016 13:11:15 -0400
Subject: Do not re-define macros already provided by native compiler

---
 misc.h | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'misc.h')

diff --git a/misc.h b/misc.h
index a888deef..3e16e0e1 100644
--- a/misc.h
+++ b/misc.h
@@ -63,10 +63,18 @@
 #if defined(__GNUC__) && defined(__BMI__)
 # include <immintrin.h>
 # if defined(__clang__)
+#ifndef _tzcnt_u32
 #  define _tzcnt_u32(x) __tzcnt_u32(x)
+#endif
+#ifndef _tzcnt_u64
 #  define _tzcnt_u64(x) __tzcnt_u64(x)
+#endif
+#ifndef _blsr_u32
 #  define  _blsr_u32(x)  __blsr_u32(x)
+#endif
+#ifndef _blsr_u64
 #  define  _blsr_u64(x)  __blsr_u64(x)
+#endif
 # endif
 #endif
 
-- 
cgit v1.2.1