Re:GCC 8 Link Time and Interprocedural Optimization
by glandium on Monday June 18, 2018 @10:17PM
(#17343310)
> In other words, adding -g by itself made the build non-reproducible.
In my experience, this is largely not true. However, what is plausible is that before GCC 8, LTO, which, for speed reasons, can split work across multiple threads, was not deterministic, and GCC 8 might have made that better.
In my experience, this is largely not true. However, what is plausible is that before GCC 8, LTO, which, for speed reasons, can split work across multiple threads, was not deterministic, and GCC 8 might have made that better.