diff options
Diffstat (limited to 'libcxx/include/locale')
| -rw-r--r-- | libcxx/include/locale | 35 |
1 files changed, 30 insertions, 5 deletions
diff --git a/libcxx/include/locale b/libcxx/include/locale index f6d3860798c..bec27f6d9eb 100644 --- a/libcxx/include/locale +++ b/libcxx/include/locale @@ -3060,6 +3060,9 @@ money_get<_CharT, _InputIterator>::__do_get(iter_type& __b, iter_type __e, string_type __sym; string_type __psn; string_type __nsn; + // Capture the spaces read into money_base::{space,none} so they + // can be compared to initial spaces in __sym. + string_type __spaces; int __fd; __money_get<_CharT>::__gather_info(__intl, __loc, __pat, __dp, __ts, __grp, __sym, __psn, __nsn, __fd); @@ -3073,7 +3076,7 @@ money_get<_CharT, _InputIterator>::__do_get(iter_type& __b, iter_type __e, if (__p != 3) { if (__ct.is(ctype_base::space, *__b)) - ++__b; + __spaces.push_back(*__b++); else { __err |= ios_base::failbit; @@ -3085,7 +3088,7 @@ money_get<_CharT, _InputIterator>::__do_get(iter_type& __b, iter_type __e, if (__p != 3) { while (__b != __e && __ct.is(ctype_base::space, *__b)) - ++__b; + __spaces.push_back(*__b++); } break; case money_base::sign: @@ -3144,9 +3147,31 @@ money_get<_CharT, _InputIterator>::__do_get(iter_type& __b, iter_type __e, if (__sb || __more_needed) { ios_base::iostate __et = ios_base::goodbit; - string_type* __k = __scan_keyword(__b, __e, &__sym, &__sym+1, - __ct, __et); - if (__sb && __k != &__sym) + typename string_type::const_iterator __sym_space_end = __sym.begin(); + if (__p > 0 && (__pat.field[__p - 1] == money_base::none || + __pat.field[__p - 1] == money_base::space)) { + // Match spaces we've already read against spaces at + // the beginning of __sym. + while (__sym_space_end != __sym.end() && + __ct.is(ctype_base::space, *__sym_space_end)) + ++__sym_space_end; + const size_t __num_spaces = __sym_space_end - __sym.begin(); + if (__num_spaces > __spaces.size() || + !equal(__spaces.end() - __num_spaces, __spaces.end(), + __sym.begin())) { + // No match. Put __sym_space_end back at the + // beginning of __sym, which will prevent a + // match in the next loop. + __sym_space_end = __sym.begin(); + } + } + typename string_type::const_iterator __sym_curr_char = __sym_space_end; + while (__sym_curr_char != __sym.end() && __b != __e && + *__b == *__sym_curr_char) { + ++__b; + ++__sym_curr_char; + } + if (__sb && __sym_curr_char != __sym.end()) { __err |= ios_base::failbit; return false; |
