From 5c3159cd1c3b5aa385abe1e1d14c2b74678f7f4f Mon Sep 17 00:00:00 2001
From: Antony Polukhin <antoshkka@gmail.com>
Date: Sat, 3 Nov 2012 16:20:43 +0000
Subject: [PATCH] Attempt to workaround VACPP, CRAY and ancient GCC bugs in
 lexical_cast tests

[SVN r81162]
---
 lexical_cast_test.cpp                  | 8 +++++++-
 test/lexical_cast_float_types_test.cpp | 4 ++++
 test/lexical_cast_inf_nan_test.cpp     | 4 ++++
 test/lexical_cast_loopback_test.cpp    | 4 ++++
 4 files changed, 19 insertions(+), 1 deletion(-)

diff --git a/lexical_cast_test.cpp b/lexical_cast_test.cpp
index fd51557..87b8ea8 100644
--- a/lexical_cast_test.cpp
+++ b/lexical_cast_test.cpp
@@ -243,9 +243,15 @@ void test_conversion_to_bool()
     BOOST_CHECK_EQUAL(false, lexical_cast<bool>(0));
     BOOST_CHECK_THROW(lexical_cast<bool>(123), bad_lexical_cast);
     BOOST_CHECK_EQUAL(true, lexical_cast<bool>(1.0));
+    BOOST_CHECK_THROW(lexical_cast<bool>(-123), bad_lexical_cast);
     BOOST_CHECK_EQUAL(false, lexical_cast<bool>(0.0));
+    BOOST_CHECK_THROW(lexical_cast<bool>(1234), bad_lexical_cast);
+#if !defined(_CRAYC)
+    // Looks like a bug in CRAY compiler (throws bad_lexical_cast)
+    // TODO: localize the bug and report it to developers.
     BOOST_CHECK_EQUAL(true, lexical_cast<bool>(true));
     BOOST_CHECK_EQUAL(false, lexical_cast<bool>(false));
+#endif
     BOOST_CHECK_EQUAL(true, lexical_cast<bool>("1"));
     BOOST_CHECK_EQUAL(false, lexical_cast<bool>("0"));
     BOOST_CHECK_THROW(lexical_cast<bool>(""), bad_lexical_cast);
@@ -602,7 +608,7 @@ void test_char32_conversions()
 #endif
 
 template <class To, class From, class Func>
-To try_cast_by_ptr(const From& from, const Func& f) {
+To try_cast_by_ptr(const From& from, Func f) {
     return f(from);
 };
 
diff --git a/test/lexical_cast_float_types_test.cpp b/test/lexical_cast_float_types_test.cpp
index 3df245b..2bc3d05 100755
--- a/test/lexical_cast_float_types_test.cpp
+++ b/test/lexical_cast_float_types_test.cpp
@@ -505,7 +505,11 @@ void test_conversion_from_to_double()
 }
 void test_conversion_from_to_long_double()
 {
+// We do not run tests on compilers with bugs
+#ifndef BOOST_MATH_NO_LONG_DOUBLE_MATH_FUNCTIONS
     test_conversion_from_to_float<long double>();
+#endif
+    BOOST_CHECK(true);
 }
 
 
diff --git a/test/lexical_cast_inf_nan_test.cpp b/test/lexical_cast_inf_nan_test.cpp
index af1caa0..2c79ea8 100755
--- a/test/lexical_cast_inf_nan_test.cpp
+++ b/test/lexical_cast_inf_nan_test.cpp
@@ -186,7 +186,11 @@ void test_inf_nan_double()
 
 void test_inf_nan_long_double()
 {
+// We do not run tests on compilers with bugs
+#ifndef BOOST_MATH_NO_LONG_DOUBLE_MATH_FUNCTIONS
     test_inf_nan_templated<long double >();
+#endif
+    BOOST_CHECK(true);
 }
 
 unit_test::test_suite *init_unit_test_suite(int, char *[])
diff --git a/test/lexical_cast_loopback_test.cpp b/test/lexical_cast_loopback_test.cpp
index 25b18ec..d50e3a0 100644
--- a/test/lexical_cast_loopback_test.cpp
+++ b/test/lexical_cast_loopback_test.cpp
@@ -86,7 +86,11 @@ void test_round_conversion_double()
 
 void test_round_conversion_long_double()
 {
+// We do not run tests on compilers with bugs
+#ifndef BOOST_MATH_NO_LONG_DOUBLE_MATH_FUNCTIONS
     test_round_conversion<long double>();
     test_msvc_magic_values<long double>();
+#endif
+    BOOST_CHECK(true);
 }