On Wed, Jun 24, 2020 at 01:58:57PM -0700, 'Nick Desaulniers' via Clang Built Linux wrote: > On Wed, Jun 24, 2020 at 1:33 PM Sami Tolvanen <samitolva...@google.com> wrote: > > > > Filter out CC_FLAGS_LTO for the vDSO. > > Just curious about this patch (and the following one for x86's vdso), > do you happen to recall specifically what the issues with the vdso's > are?
I recall the compiler optimizing away functions at some point, but as LTO is not really needed in the vDSO, it's just easiest to disable it there. Sami
