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To: Anupam Kapoor <anupam.kapoor@gmail.com>, dev@dpdk.org
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From: Ferruh Yigit <ferruh.yigit@intel.com>
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Date: Mon, 20 Jun 2016 12:11:24 +0100
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Subject: Re: [dpdk-dev] build error on git checkout
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On 6/20/2016 6:53 AM, Anupam Kapoor wrote:
> hi,
> 
> while building dpdk from a latest git checkout, i am seeing the following
> build errors:
> 
> 
> ,----
> | == Build lib/librte_eal/linuxapp/kni
> |   CC [M]
>  <...>/dpdk-sources/build/build/lib/librte_eal/linuxapp/kni/ixgbe_82599.o
> | <...>/dpdk-sources/build/build/lib/librte_eal/linuxapp/kni/ixgbe_82599.c:
> In function 'ixgbe_setup_mac_link_82599':
> |
> <...>/dpdk-sources/build/build/lib/librte_eal/linuxapp/kni/ixgbe_82599.c:870:3:
> error: this 'if' clause does not guard... [-Werror=misleading-indentation]
> |    if (speed & IXGBE_LINK_SPEED_10GB_FULL)
> |    ^~
> |
> <...>/dpdk-sources/build/build/lib/librte_eal/linuxapp/kni/ixgbe_82599.c:873:4:
> note: ...this statement, but the latter is misleadingly indented as if it
> is guarded by the 'if'
> |     if ((orig_autoc & IXGBE_AUTOC_KR_SUPP) &&
> |     ^~
> | cc1: all warnings being treated as errors
> `----
> 
> similar error is also seen for
> <...>/lib/librte_eal/linuxapp/kni/ethtool/igb/e1000_phy.c in
> e1000_read_phy_reg_mphy(...) and e1000_write_phy_reg_mphy(...) as well.
> 
> build environment details:
> 
> dpdk-devel% uname -a
> Linux dpdk-devel 4.6.2-1-ARCH #1 SMP PREEMPT Wed Jun 8 08:40:59 CEST 2016
> x86_64 GNU/Linux
> dpdk-devel%
> 
> dpdk-devel% gcc --version
> gcc (GCC) 6.1.1 20160602
> Copyright (C) 2016 Free Software Foundation, Inc.
> This is free software; see the source for copying conditions.  There is NO
> warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
> 
> 
> 

Hi Anupam,

Thank you for reporting, I confirm the the errors. They are because of
gcc-6.

Do you have any plan to send a patch for these?

Thanks,
ferruh