On Fri, 25 Jan 2019, Nikhil Benesch wrote: > I am attempting to convince GCC to build target libraries with link-time > optimizations enabled. I am primarily interested in libgo, but this discussion
Note that as far as I know issues with host-dependencies of LTO bytecode (bug 41526) may still exist, so this wouldn't work with Canadian cross compilers. > I have a simple patch to the top-level configure.ac that resolves the issue by > teaching the build system to use the gcc-ar and gcc-ranlib wrappers which were > built earlier and know how to pass the linker plugin to the underlying > ar/ranlib > commands. The patch is small enough that I've included it at the end of this > email. Will those wrappers properly wrap round tools for the target that were configured using --with-build-time-tools? -- Joseph S. Myers jos...@codesourcery.com