The following fails to compile using g++ 4.0.2 under suse linux: --- #define BOOST_TEST_MODULE foo #include <boost/test/unit_test_suite.hpp> --- Errors: --- jni@bld-suse1:~/prj/kiruna_nmc/src/libs/rsdbcxx/rsdbcxxtest> bjam -q ...patience... ...found 2350 targets... ...updating 59 targets... gcc.compile.c++ /home/jni/prj/kiruna_nmc/build/src/libs/rsdbcxx/rsdbcxxtest/gcc/debug/main.o /home/jni/prj/kiruna_nmc/deps/src/boost/boost/test/unit_test_suite.hpp: In function âboost::unit_test::test_suite* init_unit_test_suite(int, char**)â: /home/jni/prj/kiruna_nmc/deps/src/boost/boost/test/unit_test_suite.hpp:189: error: passing âconst boost::unit_test::literal_stringâ as âthisâ argument of âboost::unit_test::basic_cstring<CharT>& boost::unit_test::basic_cstring<CharT>::trim(boost::unit_test::basic_cstring<CharT>) [with CharT = const char]â discards qualifiers "g++" -ftemplate-depth-100 -O0 -fno-inline -Wall -g -fPIC -DBOOST_ALL_NO_LIB -I"../../../../src/libs/rsdbcxx/rsdbcxxtest" -I"/home/jni/prj/kiruna_nmc/deps/src/boost" -I"/home/jni/prj/kiruna_nmc/src/libs/rsdb/rsdb/include" -I"/home/jni/prj/kiruna_nmc/src/libs/rsdbcxx/rsdbcxx/include" -c -o "/home/jni/prj/kiruna_nmc/build/src/libs/rsdbcxx/rsdbcxxtest/gcc/debug/main.o" "/home/jni/prj/kiruna_nmc/src/libs/rsdbcxx/rsdbcxxtest/main.cpp" ...failed gcc.compile.c++ /home/jni/prj/kiruna_nmc/build/src/libs/rsdbcxx/rsdbcxxtest/gcc/debug/main.o... ...failed updating 1 target... --- The same code compiles using VC8 under XP. I am using the latest boost sources from anonymous cvs. // Johan