[Boost-commit] svn:boost r78111 - in trunk: boost libs/conversion/test

Subject: [Boost-commit] svn:boost r78111 - in trunk: boost libs/conversion/test
From: antoshkka_at_[hidden]
Date: 2012-04-21 07:08:03

Author: apolukhin
Date: 2012-04-21 07:08:03 EDT (Sat, 21 Apr 2012)
New Revision: 78111
URL: http://svn.boost.org/trac/boost/changeset/78111

Log:
Fixes #6812 (now converting "." to float type throws bad_lexical_cast)
Text files modified: 
   trunk/boost/lexical_cast.hpp                                 |     3 ++-                                     
   trunk/libs/conversion/test/lexical_cast_float_types_test.cpp |     2 ++                                      
   2 files changed, 4 insertions(+), 1 deletions(-)

Modified: trunk/boost/lexical_cast.hpp
==============================================================================
--- trunk/boost/lexical_cast.hpp	(original)
+++ trunk/boost/lexical_cast.hpp	2012-04-21 07:08:03 EDT (Sat, 21 Apr 2012)
@@ -1062,9 +1062,10 @@
                            ) return false;
 #endif
 
-                        if(*begin == decimal_point){
+                        if(*begin == decimal_point) {
                             ++ begin;
                             found_decimal = true;
+                            if (!found_number_before_exp && begin==end) return false;
                             continue;
                         }else {
                             if (!found_number_before_exp) return false;

Modified: trunk/libs/conversion/test/lexical_cast_float_types_test.cpp
==============================================================================
--- trunk/libs/conversion/test/lexical_cast_float_types_test.cpp	(original)
+++ trunk/libs/conversion/test/lexical_cast_float_types_test.cpp	2012-04-21 07:08:03 EDT (Sat, 21 Apr 2012)
@@ -261,6 +261,7 @@
     BOOST_CHECK_THROW(lexical_cast<test_t>(".e"), bad_lexical_cast);
     BOOST_CHECK_THROW(lexical_cast<test_t>(".11111111111111111111111111111111111111111111111111111111111111111111ee"), bad_lexical_cast);
     BOOST_CHECK_THROW(lexical_cast<test_t>(".11111111111111111111111111111111111111111111111111111111111111111111e-"), bad_lexical_cast);
+    BOOST_CHECK_THROW(lexical_cast<test_t>("."), bad_lexical_cast);
 
     BOOST_CHECK_THROW(lexical_cast<test_t>("-B"), bad_lexical_cast);
     BOOST_CHECK_THROW(lexical_cast<test_t>("0xB"), bad_lexical_cast);
@@ -276,6 +277,7 @@
     BOOST_CHECK_THROW(lexical_cast<test_t>("-"), bad_lexical_cast);
     BOOST_CHECK_THROW(lexical_cast<test_t>('\0'), bad_lexical_cast);
     BOOST_CHECK_THROW(lexical_cast<test_t>('-'), bad_lexical_cast);
+    BOOST_CHECK_THROW(lexical_cast<test_t>('.'), bad_lexical_cast);
 }
 
 template <class T>