On Thu, 20 Jun 2002 05:24:39 -0500, Albert Chin said: > Why don't you: > #ifdef __GNUC__ > #warning using trap_unaligned I usullaly do so, however warning is a pretty useful cpp instruction and I'd wish all compilers would simply support it. Actuallt the code for this is trivial, just a branch in the code to handle unknown cpp instructions. Salam-Shalom, Werner