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Index: boost/lexical_cast.hpp
===================================================================
--- boost/lexical_cast.hpp (revision 84136)
+++ boost/lexical_cast.hpp (revision 84965)
@@ -70,8 +70,8 @@
#endif
-#if (defined(BOOST_LCAST_HAS_INT128) && !defined(__GNUC__)) || GCC_VERSION > 40700
+// GCC 4.6 has some issues with int128 and uint128. Issues were fixed in GCC 4.7
+#if defined(BOOST_HAS_INT128) && (!defined(__GNUC__) || __GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ > 6))
#define BOOST_LCAST_HAS_INT128
#endif
-
namespace boost
Index: libs/conversion/test/lexical_cast_integral_types_test.cpp
===================================================================
--- libs/conversion/test/lexical_cast_integral_types_test.cpp (revision 83717)
+++ libs/conversion/test/lexical_cast_integral_types_test.cpp (revision 84965)
@@ -49,5 +49,5 @@
#endif
-#if (defined(BOOST_LCAST_HAS_INT128) && !defined(__GNUC__)) || GCC_VERSION > 40700
+#if defined(BOOST_HAS_INT128) && (!defined(__GNUC__) || __GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ > 6))
#define BOOST_LCAST_HAS_INT128
#endif
@@ -445,6 +445,6 @@
// Overflow test case from David W. Birdsall
- std::string must_owerflow_str = "160000000000000000000";
- std::string must_owerflow_negative_str = "-160000000000000000000";
+ std::string must_owerflow_str = (sizeof(T) < 16 ? "160000000000000000000" : "1600000000000000000000000000000000000000");
+ std::string must_owerflow_negative_str = (sizeof(T) < 16 ? "-160000000000000000000" : "-1600000000000000000000000000000000000000");
for (int i = 0; i < 15; ++i) {
BOOST_CHECK_THROW(lexical_cast<T>(must_owerflow_str), bad_lexical_cast);
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