linux-kernel - Re: [PATCH 31/50] tools/perf/build: Speed up auto-detection of features by adding a 'test-all' target

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Message-ID: <20131007215955.GE2900@krava.redhat.com>
Date:	Mon, 7 Oct 2013 23:59:55 +0200
From:	Jiri Olsa <jolsa@...hat.com>
To:	Ingo Molnar <mingo@...nel.org>
Cc:	linux-kernel@...r.kernel.org,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Arnaldo Carvalho de Melo <acme@...hat.com>,
	Namhyung Kim <namhyung@...nel.org>,
	David Ahern <dsahern@...il.com>
Subject: Re: [PATCH 31/50] tools/perf/build: Speed up auto-detection of
 features by adding a 'test-all' target

On Mon, Oct 07, 2013 at 01:56:24PM +0200, Ingo Molnar wrote:

SNIP

> diff --git a/tools/perf/config/feature-checks/Makefile b/tools/perf/config/feature-checks/Makefile
> index c65bdac..b031669 100644
> --- a/tools/perf/config/feature-checks/Makefile
> +++ b/tools/perf/config/feature-checks/Makefile
> @@ -32,6 +32,9 @@ BUILD = $(CC) -o $(OUTPUT)$@ $@.c
>  
>  ###############################
>  
> +test-all:
> +	$(BUILD) -Werror -fstack-protector -Wvolatile-register-var -O2 -Werror -D_FORTIFY_SOURCE=2 -ldw -lelf -lnuma -lunwind -lunwind-x86_64 -lelf -laudit -I/usr/include/slang -lslang $(shell pkg-config --libs --cflags gtk+-2.0 2>/dev/null) $(FLAGS_PERL_EMBED) $(FLAGS_PYTHON_EMBED) -DPACKAGE='perf' -DPACKAGE=perf -lbfd -ldl
> +

missing -fstack-protector-all ?

jirka
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