[Boost-commit] svn:boost r81294 - trunk/libs/conversion

Subject: [Boost-commit] svn:boost r81294 - trunk/libs/conversion
From: antoshkka_at_[hidden]
Date: 2012-11-11 03:59:37

Author: apolukhin
Date: 2012-11-11 03:59:36 EST (Sun, 11 Nov 2012)
New Revision: 81294
URL: http://svn.boost.org/trac/boost/changeset/81294

Log:
Simplify `test_getting_pointer_to_function` to don't deal with compilers bugs and just test that getting pointer to lexical_cast<T1, T2> is not ambiguous
Text files modified: 
   trunk/libs/conversion/lexical_cast_test.cpp |    20 ++++++++++++--------                    
   1 files changed, 12 insertions(+), 8 deletions(-)

Modified: trunk/libs/conversion/lexical_cast_test.cpp
==============================================================================
--- trunk/libs/conversion/lexical_cast_test.cpp	(original)
+++ trunk/libs/conversion/lexical_cast_test.cpp	2012-11-11 03:59:36 EST (Sun, 11 Nov 2012)
@@ -607,17 +607,21 @@
 }
 #endif
 
-template <class To, class From, class Func>
-To try_cast_by_ptr(const From& from, Func f) {
-    return f(from);
-};
-
 void test_getting_pointer_to_function()
 {
     // Just checking that &lexical_cast<To, From> is not ambiguous
-    BOOST_CHECK_EQUAL(100, try_cast_by_ptr<int>("100", &boost::lexical_cast<int, const char[4]>));
-    BOOST_CHECK_EQUAL(100, try_cast_by_ptr<int>("100", &boost::lexical_cast<int, std::string>));
-    BOOST_CHECK_EQUAL(std::string("100"), try_cast_by_ptr<std::string>(100, &boost::lexical_cast<std::string, int>));
+    typedef char char_arr[4];    
+    typedef int(*f1)(const char_arr&);
+    f1 p1 = &boost::lexical_cast<int, char_arr>;
+    BOOST_CHECK(p1);
+
+    typedef int(*f2)(const std::string&);
+    f2 p2 = &boost::lexical_cast<int, std::string>;
+    BOOST_CHECK(p2);
+
+    typedef std::string(*f3)(const int&);
+    f3 p3 = &boost::lexical_cast<std::string, int>;
+    BOOST_CHECK(p3);
 }