From c6e152efd4e16f6c78f9f8d6f553ef5f29a6f041 Mon Sep 17 00:00:00 2001
From: jzmaddock <john@johnmaddock.co.uk>
Date: Sun, 8 Mar 2015 18:58:15 +0000
Subject: [PATCH] Disable __float128 on Solaris - it segfaults when used at
 program startup (tested solaris 11).

---
 include/boost/math/tools/config.hpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/include/boost/math/tools/config.hpp b/include/boost/math/tools/config.hpp
index 4ec5768aa..23cba0c9a 100644
--- a/include/boost/math/tools/config.hpp
+++ b/include/boost/math/tools/config.hpp
@@ -50,6 +50,10 @@
 // are disabled for now.  (JM 2012).
 #  define BOOST_MATH_NO_REAL_CONCEPT_TESTS
 #endif
+#ifdef sun
+// Any use of __float128 in program startup code causes a segfault  (tested JM 2015, Solaris 11).
+#  define BOOST_MATH_DISABLE_FLOAT128
+#endif
 #if (defined(macintosh) || defined(__APPLE__) || defined(__APPLE_CC__)) && ((LDBL_MANT_DIG == 106) || (__LDBL_MANT_DIG__ == 106)) && !defined(BOOST_MATH_NO_LONG_DOUBLE_MATH_FUNCTIONS)
 //
 // Darwin's rather strange "double double" is rather hard to