On Tue, Mar 24, 2020 at 1:37 AM Richard Purdie
<richard.pur...@linuxfoundation.org> wrote:
>
> On Mon, 2020-03-23 at 16:25 -0700, Khem Raj wrote:
> > Distros which want to enable LTO can utilize this file, it only
> > covers
> > packages from OE-Core, other layers should include there own
> > exclusion
> > list for recipe which dont work with LTO
> >
> > Signed-off-by: Khem Raj <raj.k...@gmail.com>
> > ---
> > meta/conf/distro/include/lto.inc | 23 +++++++++++++++++++++++
> > 1 file changed, 23 insertions(+)
> > create mode 100644 meta/conf/distro/include/lto.inc
> >
> > diff --git a/meta/conf/distro/include/lto.inc
> > b/meta/conf/distro/include/lto.inc
> > new file mode 100644
> > index 0000000000..0cedc8deca
> > --- /dev/null
> > +++ b/meta/conf/distro/include/lto.inc
> > @@ -0,0 +1,23 @@
> > +LTO_pn-glibc = ""
> > +LTO_pn-gcc-runtime = ""
> > +LTO_pn-libgcc-initial = ""
> > +LTO_pn-libgcc = ""
> > +LTO_pn-libpam = ""
> > +LTO_pn-elfutils = ""
> > +LTO_pn-perl = ""
> > +LTO_pn-busybox = ""
> > +LTO_pn-libxcrypt = ""
> > +LTO_pn-curl = ""
> > +LTO_pn-libcap = ""
> > +LTO_pn-python3 = ""
> > +LTO_pn-libproxy = ""
> > +LTO_pn-libbsd = ""
> > +
> > +LTO ?= "-flto"
> > +
> > +SELECTED_OPTIMIZATION_append_class-target = " ${LTO}"
> > +TARGET_LDFLAGS_append_class-target = " ${LTO}"
> > +
> > +SELECTED_OPTIMIZATION[vardeps] += "LTO"
> > +
> > +PACKAGE_DEBUG_SPLIT_STYLE = "debug-without-src"
>
> Why do we need to specify the debug split style here?
>
debug file generator does not generate debugsrc packages with lto i
have not investigates in
detail but its due to the fact that .o files are not normal elf objs
> Cheers,
>
> Richard
>
>
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