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Date: Mon, 15 Jun 2009 15:14:30 +0800
From: Yong Wang <yong.y.wang@linux.intel.com>
To: Ingo Molnar <mingo@elte.hu>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [tip:perfcounters/core] perf record/report: Add call graph /
	call chain profiling
Message-ID: <20090615071429.GA7314@ywang-moblin2.bj.intel.com>
References: <tip-3efa1cc99ec51bc7a7ae0011a16619fd20dbe6ea@git.kernel.org>
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On Sun, Jun 14, 2009 at 06:36:32PM +0000, tip-bot for Ingo Molnar wrote:
> +struct ip_chain_event {
> +	__u16 nr;
> +	__u16 hv;
> +	__u16 kernel;
> +	__u16 user;
> +	__u64 ips[];
> +};
> +

The following error on my 32bit box:

cc1: warnings being treated as errors
builtin-report.c: In function 'process_overflow_event':
builtin-report.c:984: error: cast to pointer from integer of different
size
make: *** [builtin-report.o] Error 1

unsigned long ips[] perhaps?