On Tue, Aug 01, 2023 at 08:44:02PM +0200, Thomas Huth wrote:
> On 01/08/2023 15.04, Daniel P. Berrangé wrote:
> > Building at -O2, adds 33% to the build time, over -O2. IOW a build that
> > takes 45 minutes at -O0, takes 60 minutes at -O2. Turning off debug
> > symbols drops it further, down to 38 minutes.
> >
> > IOW, a "-O2 -g" build is 58% slower than a "-O0" build on msys in the
> > gitlab CI windows shared runners.
> >
> > Signed-off-by: Daniel P. Berrangé <berra...@redhat.com>
> > ---
> > .gitlab-ci.d/windows.yml | 4 ++--
> > 1 file changed, 2 insertions(+), 2 deletions(-)
> >
> > diff --git a/.gitlab-ci.d/windows.yml b/.gitlab-ci.d/windows.yml
> > index 34109a80f2..552e3b751d 100644
> > --- a/.gitlab-ci.d/windows.yml
> > +++ b/.gitlab-ci.d/windows.yml
> > @@ -113,7 +113,7 @@ msys2-64bit:
> > # commit 9f8e6cad65a6 ("gitlab-ci: Speed up the msys2-64bit job by
> > using --without-default-devices"
> > # changed to compile QEMU with the --without-default-devices switch
> > # for the msys2 64-bit job, due to the build could not complete within
> > - CONFIGURE_ARGS: --target-list=x86_64-softmmu --without-default-devices
> > + CONFIGURE_ARGS: --target-list=x86_64-softmmu
> > --without-default-devices -Ddebug=false -Doptimization=0
> > # qTests don't run successfully with "--without-default-devices",
> > # so let's exclude the qtests from CI for now.
> > TEST_ARGS: --no-suite qtest
> > @@ -123,5 +123,5 @@ msys2-32bit:
> > variables:
> > MINGW_TARGET: mingw-w64-i686
> > MSYSTEM: MINGW32
> > - CONFIGURE_ARGS: --target-list=ppc64-softmmu
> > + CONFIGURE_ARGS: --target-list=ppc64-softmmu -Ddebug=false
> > -Doptimization=0
> > TEST_ARGS: --no-suite qtest
>
> This is IMHO a very good idea! But I think for now it's enough if you only
> change the 64-bit, isn't it?
My thought was if we do it for 32-bit too, we can enable some more targets
to get a more comprehensive build.
With regards,
Daniel
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