fix boost build with clang

This commit is contained in:
Eric Seidel 2014-08-22 09:06:19 -07:00 committed by Joel Taylor
parent ed42a8c138
commit e22889064f
2 changed files with 94 additions and 2 deletions

View File

@ -1,5 +1,5 @@
{ stdenv, fetchurl, icu, expat, zlib, bzip2, python, fixDarwinDylibNames
, toolset ? null
, toolset ? if stdenv.isDarwin then "clang" else null
, enableRelease ? true
, enableDebug ? false
, enableSingleThreaded ? false
@ -57,6 +57,8 @@ stdenv.mkDerivation {
sha256 = "0lkv5dzssbl5fmh2nkaszi8x9qbj80pr4acf9i26sj3rvlih1w7z";
};
patches = stdenv.lib.optional (toolset == "clang") [ ./boost-155-clang.patch ];
enableParallelBuilding = true;
buildInputs =
@ -66,7 +68,7 @@ stdenv.mkDerivation {
configureScript = "./bootstrap.sh";
configureFlags = "--with-icu=${icu} --with-python=${python}/bin/python" + withToolset;
buildPhase = "${stdenv.lib.optionalString (toolset == "clang") "unset NIX_ENFORCE_PURITY; "}./b2 -j$NIX_BUILD_CORES -sEXPAT_INCLUDE=${expat}/include -sEXPAT_LIBPATH=${expat}/lib --layout=${layout} variant=${variant} threading=${threading} link=${link} ${cflags} install${withToolset}";
buildPhase = "${stdenv.lib.optionalString (toolset == "clang") "unset NIX_ENFORCE_PURITY; "}./b2 -j$NIX_BUILD_CORES -sEXPAT_INCLUDE=${expat}/include -sEXPAT_LIBPATH=${expat}/lib --layout=${layout} variant=${variant} threading=${threading} link=${link} ${cflags} install";
# normal install does not install bjam, this is a separate step
installPhase = ''

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@ -0,0 +1,90 @@
diff --git a/boost/atomic/detail/cas128strong.hpp b/boost/atomic/detail/cas128strong.hpp
index 906c13e..dcb4d7d 100644
--- a/boost/atomic/detail/cas128strong.hpp
+++ b/boost/atomic/detail/cas128strong.hpp
@@ -196,15 +196,17 @@ class base_atomic<T, void, 16, Sign>
public:
BOOST_DEFAULTED_FUNCTION(base_atomic(void), {})
- explicit base_atomic(value_type const& v) BOOST_NOEXCEPT : v_(0)
+ explicit base_atomic(value_type const& v) BOOST_NOEXCEPT
{
+ memset(&v_, 0, sizeof(v_));
memcpy(&v_, &v, sizeof(value_type));
}
void
store(value_type const& value, memory_order order = memory_order_seq_cst) volatile BOOST_NOEXCEPT
{
- storage_type value_s = 0;
+ storage_type value_s;
+ memset(&value_s, 0, sizeof(value_s));
memcpy(&value_s, &value, sizeof(value_type));
platform_fence_before_store(order);
platform_store128(value_s, &v_);
@@ -247,7 +249,9 @@ class base_atomic<T, void, 16, Sign>
memory_order success_order,
memory_order failure_order) volatile BOOST_NOEXCEPT
{
- storage_type expected_s = 0, desired_s = 0;
+ storage_type expected_s, desired_s;
+ memset(&expected_s, 0, sizeof(expected_s));
+ memset(&desired_s, 0, sizeof(desired_s));
memcpy(&expected_s, &expected, sizeof(value_type));
memcpy(&desired_s, &desired, sizeof(value_type));
diff --git a/boost/atomic/detail/gcc-atomic.hpp b/boost/atomic/detail/gcc-atomic.hpp
index a130590..4af99a1 100644
--- a/boost/atomic/detail/gcc-atomic.hpp
+++ b/boost/atomic/detail/gcc-atomic.hpp
@@ -958,14 +958,16 @@ class base_atomic<T, void, 16, Sign>
public:
BOOST_DEFAULTED_FUNCTION(base_atomic(void), {})
- explicit base_atomic(value_type const& v) BOOST_NOEXCEPT : v_(0)
+ explicit base_atomic(value_type const& v) BOOST_NOEXCEPT
{
+ memset(&v_, 0, sizeof(v_));
memcpy(&v_, &v, sizeof(value_type));
}
void store(value_type const& v, memory_order order = memory_order_seq_cst) volatile BOOST_NOEXCEPT
{
- storage_type tmp = 0;
+ storage_type tmp;
+ memset(&tmp, 0, sizeof(tmp));
memcpy(&tmp, &v, sizeof(value_type));
__atomic_store_n(&v_, tmp, atomics::detail::convert_memory_order_to_gcc(order));
}
@@ -980,7 +982,8 @@ class base_atomic<T, void, 16, Sign>
value_type exchange(value_type const& v, memory_order order = memory_order_seq_cst) volatile BOOST_NOEXCEPT
{
- storage_type tmp = 0;
+ storage_type tmp;
+ memset(&tmp, 0, sizeof(tmp));
memcpy(&tmp, &v, sizeof(value_type));
tmp = __atomic_exchange_n(&v_, tmp, atomics::detail::convert_memory_order_to_gcc(order));
value_type res;
@@ -994,7 +997,9 @@ class base_atomic<T, void, 16, Sign>
memory_order success_order,
memory_order failure_order) volatile BOOST_NOEXCEPT
{
- storage_type expected_s = 0, desired_s = 0;
+ storage_type expected_s, desired_s;
+ memset(&expected_s, 0, sizeof(expected_s));
+ memset(&desired_s, 0, sizeof(desired_s));
memcpy(&expected_s, &expected, sizeof(value_type));
memcpy(&desired_s, &desired, sizeof(value_type));
const bool success = __atomic_compare_exchange_n(&v_, &expected_s, desired_s, false,
@@ -1010,7 +1015,9 @@ class base_atomic<T, void, 16, Sign>
memory_order success_order,
memory_order failure_order) volatile BOOST_NOEXCEPT
{
- storage_type expected_s = 0, desired_s = 0;
+ storage_type expected_s, desired_s;
+ memset(&expected_s, 0, sizeof(expected_s));
+ memset(&desired_s, 0, sizeof(desired_s));
memcpy(&expected_s, &expected, sizeof(value_type));
memcpy(&desired_s, &desired, sizeof(value_type));
const bool success = __atomic_compare_exchange_n(&v_, &expected_s, desired_s, true,