This is a banal point. Yes, separate compilation hurts performance. But that's w...

		pcwalton on June 10, 2011 \| parent \| context \| favorite \| on: V8 is faster than GCC This is a banal point. Yes, separate compilation hurts performance. But that's what link-time optimization is for. GCC and LLVM alike can both do link-time optimization. You might as well say "gcc with -O0 is slower than V8, therefore V8 is faster than gcc".

Link-time optimization is almost never useful.