diff --git a/package/boost/0003-fix-libquadmath-issue.patch b/package/boost/0003-fix-libquadmath-issue.patch new file mode 100644 index 0000000000..49772e828e --- /dev/null +++ b/package/boost/0003-fix-libquadmath-issue.patch @@ -0,0 +1,91 @@ +From 74ff2db959c5fa75bec770c41ed2951a740fe936 Mon Sep 17 00:00:00 2001 +From: jzmaddock +Date: Fri, 1 Jan 2016 16:49:48 +0000 +Subject: [PATCH] Change config to not use it at all if we don't + have __has_include as GCC may be configured with --disable-libquadmath but + still signal that it supports __float128 + +Backported from: 74ff2db959c5fa75bec770c41ed2951a740fe936 + +[Jörg Krause: adjust pathes to match sourceforge release tarball] +Signed-off-by: Jörg Krause + +--- + boost/math/special_functions/fpclassify.hpp | 16 +++++++++++++--- + boost/math/tools/config.hpp | 12 ------------ + 2 files changed, 13 insertions(+), 15 deletions(-) + +diff --git a/boost/math/special_functions/fpclassify.hpp b/boost/math/special_functions/fpclassify.hpp +index 0a4e1ac..58fad13 100644 +--- a/boost/math/special_functions/fpclassify.hpp ++++ b/boost/math/special_functions/fpclassify.hpp +@@ -81,7 +81,12 @@ is used. + #include + #endif + #ifdef BOOST_MATH_USE_FLOAT128 ++#ifdef __has_include ++#if __has_include("quadmath.h") + #include "quadmath.h" ++#define BOOST_MATH_HAS_QUADMATH_H ++#endif ++#endif + #endif + + #ifdef BOOST_NO_STDC_NAMESPACE +@@ -124,9 +129,14 @@ inline bool is_nan_helper(T, const boost::false_type&) + { + return false; + } +-#ifdef BOOST_MATH_USE_FLOAT128 ++#if defined(BOOST_MATH_USE_FLOAT128) ++#if defined(BOOST_MATH_HAS_QUADMATH_H) + inline bool is_nan_helper(__float128 f, const boost::true_type&) { return ::isnanq(f); } + inline bool is_nan_helper(__float128 f, const boost::false_type&) { return ::isnanq(f); } ++#else ++inline bool is_nan_helper(__float128 f, const boost::true_type&) { return ::isnan(static_cast(f)); } ++inline bool is_nan_helper(__float128 f, const boost::false_type&) { return ::isnan(static_cast(f)); } ++#endif + #endif + } + +@@ -519,7 +529,7 @@ inline bool (isinf)(long double x) + return detail::isinf_impl(static_cast(x), method()); + } + #endif +-#ifdef BOOST_MATH_USE_FLOAT128 ++#if defined(BOOST_MATH_USE_FLOAT128) && defined(BOOST_MATH_HAS_QUADMATH_H) + template<> + inline bool (isinf)(__float128 x) + { +@@ -611,7 +621,7 @@ inline bool (isnan)(long double x) + return detail::isnan_impl(x, method()); + } + #endif +-#ifdef BOOST_MATH_USE_FLOAT128 ++#if defined(BOOST_MATH_USE_FLOAT128) && defined(BOOST_MATH_HAS_QUADMATH_H) + template<> + inline bool (isnan)(__float128 x) + { +diff --git a/boost/math/tools/config.hpp b/boost/math/tools/config.hpp +index ffd0ab4..75d29b6 100644 +--- a/boost/math/tools/config.hpp ++++ b/boost/math/tools/config.hpp +@@ -265,18 +265,6 @@ + # define BOOST_MATH_INT_VALUE_SUFFIX(RV, SUF) RV##SUF + #endif + // +-// Test whether to support __float128, if we don't have quadmath.h then this can't currently work: +-// +-#ifndef BOOST_MATH_USE_FLOAT128 +-#ifdef __has_include +-#if ! __has_include("quadmath.h") +-#define BOOST_MATH_DISABLE_FLOAT128 +-#endif +-#elif !defined(BOOST_ARCH_X86) +-#define BOOST_MATH_DISABLE_FLOAT128 +-#endif +-#endif +-// + // And then the actual configuration: + // + #if defined(_GLIBCXX_USE_FLOAT128) && defined(BOOST_GCC) && !defined(__STRICT_ANSI__) \