diff --git a/include/boost/regex/v4/basic_regex_creator.hpp b/include/boost/regex/v4/basic_regex_creator.hpp
index 30682099..1c2c5d90 100644
--- a/include/boost/regex/v4/basic_regex_creator.hpp
+++ b/include/boost/regex/v4/basic_regex_creator.hpp
@@ -431,20 +431,10 @@ re_syntax_base* basic_regex_creator<charT, traits>::append_set(
       if(flags() & regex_constants::collate)
       {
          // we need to transform our range into sort keys:
-#if BOOST_WORKAROUND(__GNUC__, < 3)
-         string_type in(3, charT(0));
-         in[0] = c1.first;
-         in[1] = c1.second;
-         s1 = this->m_traits.transform(in.c_str(), (in[1] ? in.c_str()+2 : in.c_str()+1));
-         in[0] = c2.first;
-         in[1] = c2.second;
-         s2 = this->m_traits.transform(in.c_str(), (in[1] ? in.c_str()+2 : in.c_str()+1));
-#else
          charT a1[3] = { c1.first, c1.second, charT(0), };
          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));
-#endif
          if(s1.size() == 0)
             s1 = string_type(1, charT(0));
          if(s2.size() == 0)
@@ -489,15 +479,8 @@ re_syntax_base* basic_regex_creator<charT, traits>::append_set(
       string_type s;
       if(first->second)
       {
-#if BOOST_WORKAROUND(__GNUC__, < 3)
-         string_type in(3, charT(0));
-         in[0] = first->first;
-         in[1] = first->second;
-         s = m_traits.transform_primary(in.c_str(), in.c_str()+2);
-#else
          charT cs[3] = { first->first, first->second, charT(0), };
          s = m_traits.transform_primary(cs, cs+2);
-#endif
       }
       else
          s = m_traits.transform_primary(&first->first, &first->first+1);
diff --git a/include/boost/regex/v4/perl_matcher_common.hpp b/include/boost/regex/v4/perl_matcher_common.hpp
index 9a80e503..a5476e6c 100644
--- a/include/boost/regex/v4/perl_matcher_common.hpp
+++ b/include/boost/regex/v4/perl_matcher_common.hpp
@@ -458,11 +458,7 @@ bool perl_matcher<BidiIterator, Allocator, traits>::match_word_boundary()
    if(position != last)
    {
       // prev and this character must be opposites:
-   #if defined(BOOST_REGEX_USE_C_LOCALE) && defined(__GNUC__) && (__GNUC__ == 2) && (__GNUC_MINOR__ < 95)
-      b = traits::isctype(*position, m_word_mask);
-   #else
       b = traits_inst.isctype(*position, m_word_mask);
-   #endif
    }
    else
    {