From fc89e02ff73ccdc8bf15b0ac7c4aa0d1b310702d Mon Sep 17 00:00:00 2001
From: Jason Volk <jason@zemos.net>
Date: Mon, 24 Jun 2019 01:04:59 -0600
Subject: [PATCH] configure: Remove -pthread cxxflag for clang.

---
 configure.ac | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/configure.ac b/configure.ac
index 20efd67a1..e865b436b 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1687,8 +1687,11 @@ AM_COND_IF([MINGW],
 [
 
 ], [
-	EXTRA_CXXFLAGS+=" -pthread"
 	EXTRA_LIBS+="-lpthread -latomic"
+	AM_COND_IF([GCC],
+	[
+		EXTRA_CXXFLAGS+=" -pthread"
+	])
 ])
 
 dnl ***************************************************************************