On Aug 23, 2009, at 9:11 PM, OvermindDL1 wrote: >> Again, forget boost regex. :) > > What about std::regex? No, we have to build with c++'98 compilers. I think you're missing the point here. We care about code size in llvm, and the best code size you can get is to link to the one already in your address space because it's part of libc. -Chris