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From: Thomas Monjalon <thomas.monjalon@6wind.com>
To: "Wiles, Keith" <keith.wiles@intel.com>
Date: Wed, 18 Feb 2015 18:18:27 +0100
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Cc: dev@dpdk.org
Subject: Re: [dpdk-dev] fm10k_rxtx.c does not compile
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Hi Keith,

2015-02-18 17:01, Wiles, Keith:
> I just pulled the code and found a unused function error =E2=80=98dum=
p_rxd()=E2=80=99
>=20
> I had to add the ifdef around the function and remove the ifdef insid=
e the function:
>=20
> #ifdef RTE_LIBRTE_FM10K_DEBUG_RX
> static inline void dump_rxd(union fm10k_rx_desc *rxd)
> {
> RTE_SET_USED(rxd);
> PMD_RX_LOG(DEBUG, "+----------------|----------------+");
> PMD_RX_LOG(DEBUG, "|     GLORT      | PKT HDR & TYPE |");
> PMD_RX_LOG(DEBUG, "|   0x%08x   |   0x%08x   |", rxd->d.glort,
> rxd->d.data);
> PMD_RX_LOG(DEBUG, "+----------------|----------------+");
> PMD_RX_LOG(DEBUG, "|   VLAN & LEN   |     STATUS     |");
> PMD_RX_LOG(DEBUG, "|   0x%08x   |   0x%08x   |", rxd->d.vlan_len,
> rxd->d.staterr);
> PMD_RX_LOG(DEBUG, "+----------------|----------------+");
> PMD_RX_LOG(DEBUG, "|    RESERVED    |    RSS_HASH    |");
> PMD_RX_LOG(DEBUG, "|   0x%08x   |   0x%08x   |", 0, rxd->d.rss);
> PMD_RX_LOG(DEBUG, "+----------------|----------------+");
> PMD_RX_LOG(DEBUG, "|            TIME TAG             |");
> PMD_RX_LOG(DEBUG, "|       0x%016lx        |", rxd->q.timestamp);
> PMD_RX_LOG(DEBUG, "+----------------|----------------+");
> }
> #endif
>=20
> Also clang on Ubuntu 14.04 does not like the option:
>   CC fm10k_pf.o
> error: unknown warning option '-Wno-unused-but-set-variable'; did you=
 mean '-Wno-unused-const-variable'? [-Werror,-Wunknown-warning-option]

Thanks for reporting.
I have no error with GCC 4.9.2.
Please could you try to send a patch?