On Thu, Nov 01, 2007 at 10:31:05PM +0100, J.C. Pizarro wrote: > But why gcc-4.3 has not precompiled header for C++ I'm not sure. It's possible that snapshot builds do not precompile headers when installed (my 4.3 20070105 snapshot install doesn't have them either). > and gcc-4.2 has two redundant precompiled headers for C++? They are not redundant: one is for C++03, the other is C++03 plus TR1 which is substantially different (includes many extensions defined outside of the current ISO C++ standard). > Why not these precompiled headers for C++ in /var/cache/ instead of > local dirs? I have to say, /usr/include never seemed like the best place for a large binary file to me either. There may be a specific reason it's done that way but I don't know it. -Jack