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From: Thomas Monjalon <thomas.monjalon@6wind.com>
To: Maciej Gajdzica <maciejx.t.gajdzica@intel.com>,
 Jasvinder Singh <jasvinder.singh@intel.com>
Date: Fri, 03 Jul 2015 22:27:04 +0200
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Cc: dev@dpdk.org
Subject: Re: [dpdk-dev] [PATCH v4 02/11] ip_pipeline: added config checks
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There is an error with clang (tested with 3.6.1):

examples/ip_pipeline/config_check.c:63:26: error: comparison of integers of
      different signs: 'uint32_t' (aka 'unsigned int') and 'int' [-Werror,-Wsign-compare]
        APP_CHECK((app->n_links == __builtin_popcountll(app->port_mask)),
                   ~~~~~~~~~~~~ ^  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/thomas/projects/dpdk/dpdk/examples/ip_pipeline/app.h:518:8: note: expanded from macro 'APP_CHECK'
        if (!(exp)) {                                                   \
              ^