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Allow sort keys to contain nothing but a single NUL character (characters may be ignorable).

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[SVN r27408]
This commit is contained in:
John Maddock
2005-02-17 12:44:16 +00:00
parent 077f211f2f
commit ecd5dd5ff3
7 changed files with 41 additions and 6 deletions
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6
include/boost/regex/v4/basic_regex_creator.hpp
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@ -407,6 +407,10 @@ re_syntax_base* basic_regex_creator<charT, traits>::append_set(
charT a2[3] = { c2.first, c2.second, charT(0), };
s1 = this->m_traits.transform(a1, (a1[1] ? a1+2 : a1+1));
s2 = this->m_traits.transform(a2, (a2[1] ? a2+2 : a2+1));
if(s1.size() == 0)
s1 = string_type(1, charT(0));
if(s2.size() == 0)
s2 = string_type(1, charT(0));
}
else
{
@ -546,7 +550,7 @@ re_syntax_base* basic_regex_creator<charT, traits>::append_set(
}
else
{
if(!char_less<charT>(c1, c2))
if(char_less<charT>(c2, c1))
{
// Oops error:
return 0;