Re: [PATCH 5/7] kvm tools: enable LTO

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On Thu, Aug 30, 2012 at 10:36 AM, Sasha Levin <levinsasha928@xxxxxxxxx> wrote:
> Build with -flto set, which should enable link-time-optimizations.
>
> I'm not sure if it provides a significant performance increase, but
> it's probably just worth it for catching issues which it may cause.
>
> Signed-off-by: Sasha Levin <levinsasha928@xxxxxxxxx>

Ingo, any objections to this?

> ---
>  tools/kvm/Makefile | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/tools/kvm/Makefile b/tools/kvm/Makefile
> index 8aa0125..0e2fa66 100644
> --- a/tools/kvm/Makefile
> +++ b/tools/kvm/Makefile
> @@ -243,7 +243,7 @@ DEFINES     += -DKVMTOOLS_VERSION='"$(KVMTOOLS_VERSION)"'
>  DEFINES        += -DBUILD_ARCH='"$(ARCH)"'
>
>  KVM_INCLUDE := include
> -CFLAGS += $(CPPFLAGS) $(DEFINES) -I$(KVM_INCLUDE) -I$(ARCH_INCLUDE) -I$(KINCL_PATH)/include -I$(KINCL_PATH)/arch/$(ARCH)/include/ -O2 -fno-strict-aliasing -g
> +CFLAGS += $(CPPFLAGS) $(DEFINES) -I$(KVM_INCLUDE) -I$(ARCH_INCLUDE) -I$(KINCL_PATH)/include -I$(KINCL_PATH)/arch/$(ARCH)/include/ -O2 -fno-strict-aliasing -g -flto
>
>  WARNINGS += -Wall
>  WARNINGS += -Wcast-align
> --
> 1.7.12
>
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