linux-kernel - Re: [PATCH] perf: Fix compile warnings in tests/attr.c

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Date:	Mon, 21 Jan 2013 14:59:06 +0100
From:	Jiri Olsa <jolsa@...hat.com>
To:	Sukadev Bhattiprolu <sukadev@...ux.vnet.ibm.com>
Cc:	acme@...stprotocols.net, Anton Blanchard <anton@....ibm.com>,
	paulus@...ba.org, linux-kernel@...r.kernel.org,
	linuxppc-dev@...abs.org
Subject: Re: [PATCH] perf: Fix compile warnings in tests/attr.c

On Fri, Jan 18, 2013 at 05:30:52PM -0800, Sukadev Bhattiprolu wrote:
> From 4d266e5040c33103f5d226b0d16b89f8ef79e3ad Mon Sep 17 00:00:00 2001
> From: Sukadev Bhattiprolu <sukadev@...ux.vnet.ibm.com>
> Date: Fri, 18 Jan 2013 11:14:28 -0800
> Subject: [PATCH] perf: Fix compile warnings in tests/attr.c
> 
> Replace '%llu' in printf()s with 'PRIu64' in 'tools/perf/tests/attr.c'
> to fix compile warnings (which become errors due to -Werror).

i386 and x86_64 compiles fine for me with gcc versions 4.6.3-2 and 4.7.2-2

with your patch for x86_64 I'm getting following warnings/errors:

    CC tests/attr.o
tests/attr.c: In function ‘store_event’:
tests/attr.c:69:4: error: format ‘%lu’ expects argument of type ‘long unsigned int’, but argument 6 has type ‘__u64’ [-Werror=format]
tests/attr.c:69:4: error: format ‘%lu’ expects argument of type ‘long unsigned int’, but argument 6 has type ‘__u64’ [-Werror=format]
tests/attr.c:78:7: error: format ‘%lu’ expects argument of type ‘long unsigned int’, but argument 4 has type ‘__u64’ [-Werror=format]
tests/attr.c:94:2: error: format ‘%lu’ expects argument of type ‘long unsigned int’, but argument 4 has type ‘__u64’ [-Werror=format]
tests/attr.c:94:2: error: format ‘%lu’ expects argument of type ‘long unsigned int’, but argument 4 has type ‘__u64’ [-Werror=format]
tests/attr.c:95:2: error: format ‘%lu’ expects argument of type ‘long unsigned int’, but argument 4 has type ‘__u64’ [-Werror=format]
tests/attr.c:95:2: error: format ‘%lu’ expects argument of type ‘long unsigned int’, but argument 4 has type ‘__u64’ [-Werror=format]
tests/attr.c:96:2: error: format ‘%lu’ expects argument of type ‘long unsigned int’, but argument 4 has type ‘__u64’ [-Werror=format]
tests/attr.c:96:2: error: format ‘%lu’ expects argument of type ‘long unsigned int’, but argument 4 has type ‘__u64’ [-Werror=format]
tests/attr.c:97:2: error: format ‘%lu’ expects argument of type ‘long unsigned int’, but argument 4 has type ‘__u64’ [-Werror=format]
tests/attr.c:97:2: error: format ‘%lu’ expects argument of type ‘long unsigned int’, but argument 4 has type ‘__u64’ [-Werror=format]
tests/attr.c:122:2: error: format ‘%lu’ expects argument of type ‘long unsigned int’, but argument 4 has type ‘__u64’ [-Werror=format]
tests/attr.c:122:2: error: format ‘%lu’ expects argument of type ‘long unsigned int’, but argument 4 has type ‘__u64’ [-Werror=format]
tests/attr.c:123:2: error: format ‘%lu’ expects argument of type ‘long unsigned int’, but argument 4 has type ‘__u64’ [-Werror=format]
tests/attr.c:123:2: error: format ‘%lu’ expects argument of type ‘long unsigned int’, but argument 4 has type ‘__u64’ [-Werror=format]
tests/attr.c:124:2: error: format ‘%lu’ expects argument of type ‘long unsigned int’, but argument 4 has type ‘__u64’ [-Werror=format]
tests/attr.c:124:2: error: format ‘%lu’ expects argument of type ‘long unsigned int’, but argument 4 has type ‘__u64’ [-Werror=format]
tests/attr.c:125:2: error: format ‘%lu’ expects argument of type ‘long unsigned int’, but argument 4 has type ‘__u64’ [-Werror=format]
tests/attr.c:125:2: error: format ‘%lu’ expects argument of type ‘long unsigned int’, but argument 4 has type ‘__u64’ [-Werror=format]
cc1: all warnings being treated as errors
make: *** [tests/attr.o] Error 1

i386 compiles fine

jirka
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