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* fixed #6812 (now converting "." to float type throws bad_lexical_cast)

[SVN r78211]
This commit is contained in:
Antony Polukhin
2012-04-26 17:59:17 +00:00
parent eb4ad73caf
commit b1b5305984
2 changed files with 4 additions and 1 deletions
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3
include/boost/lexical_cast.hpp
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@@ -1062,9 +1062,10 @@ namespace boost {
) return false; ) return false;
#endif #endif
if(*begin == decimal_point){ if(*begin == decimal_point) {
++ begin; ++ begin;
found_decimal = true; found_decimal = true;
if (!found_number_before_exp && begin==end) return false;
continue; continue;
}else { }else {
if (!found_number_before_exp) return false; if (!found_number_before_exp) return false;

2
test/lexical_cast_float_types_test.cpp
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@@ -261,6 +261,7 @@ void test_converion_to_float_types()
BOOST_CHECK_THROW(lexical_cast<test_t>(".e"), bad_lexical_cast); 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>(".11111111111111111111111111111111111111111111111111111111111111111111ee"), bad_lexical_cast);
BOOST_CHECK_THROW(lexical_cast<test_t>(".11111111111111111111111111111111111111111111111111111111111111111111e-"), 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>("-B"), bad_lexical_cast);
BOOST_CHECK_THROW(lexical_cast<test_t>("0xB"), bad_lexical_cast); BOOST_CHECK_THROW(lexical_cast<test_t>("0xB"), bad_lexical_cast);
@@ -276,6 +277,7 @@ void test_converion_to_float_types()
BOOST_CHECK_THROW(lexical_cast<test_t>("-"), bad_lexical_cast); 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>('\0'), bad_lexical_cast);
BOOST_CHECK_THROW(lexical_cast<test_t>('-'), 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> template <class T>