Torsten Steinert <torstensteinert@xxxxxx> writes: > I tried to build gcc version 4.5.1 on MacOS 10.6.3. Already installed is "i686-apple-darwin10-gcc-4.2.1 (GCC) 4.2.1 (Apple Inc. build 5659)" which is used for the first stage of the bootstrap process (If I understand the gcc build process correctly) > make[4]: *** No rule to make target `/Users/ts/CUDA-Dev/gcc-4.5.1/libstdc++-v3/include/backward/auto_ptr.h', needed by `stamp-backward'. Stop. > make[3]: *** [all-recursive] Error 1 > make[2]: *** [all] Error 2 > make[1]: *** [all-target-libstdc++-v3] Error 2 > make: *** [all] Error 2 > > Can anyone help me or do I need to supply additional info? Does that file exist? It is part of the gcc 4.5 release, so it should be there. Is the build looking in the wrong directory somehow? Ian