diff --git a/include/boost/config/compiler/gcc.hpp b/include/boost/config/compiler/gcc.hpp
index dd978e29..17895dcb 100644
--- a/include/boost/config/compiler/gcc.hpp
+++ b/include/boost/config/compiler/gcc.hpp
@@ -43,6 +43,10 @@
 #   define BOOST_FUNCTION_SCOPE_USING_DECLARATION_BREAKS_ADL
 #   define BOOST_NO_IS_ABSTRACT
 #elif __GNUC__ == 3
+#  if defined (__PATHSCALE__)
+#     define BOOST_NO_TWO_PHASE_NAME_LOOKUP
+#     define BOOST_NO_IS_ABSTRACT
+#  endif
    //
    // gcc-3.x problems:
    //