linux-kernel - Re: [PATCH] Staging:ks7010:ks_wlan_net.c: unneeded type casting removed

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Date:   Mon, 10 Jul 2017 18:35:16 +0800
From:   kbuild test robot <lkp@...el.com>
To:     AndyS <lkd1024@...l.ru>
Cc:     kbuild-all@...org, gregkh@...uxfoundation.org,
        devel@...verdev.osuosl.org, shiva@...ev.nl,
        linux-kernel@...r.kernel.org, AndyS <lkd1024@...l.ru>
Subject: Re: [PATCH] Staging:ks7010:ks_wlan_net.c: unneeded type casting
 removed

Hi AndyS,

[auto build test ERROR on staging/staging-testing]
[also build test ERROR on v4.12 next-20170710]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/AndyS/Staging-ks7010-ks_wlan_net-c-unneeded-type-casting-removed/20170710-172848
config: alpha-allyesconfig (attached as .config)
compiler: alpha-linux-gnu-gcc (Debian 6.1.1-9) 6.1.1 20160705
reproduce:
        wget https://raw.githubusercontent.com/01org/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        make.cross ARCH=alpha 

All errors (new ones prefixed by >>):

   drivers/staging/ks7010/ks_wlan_net.c: In function 'ks_wlan_set_freq':
   drivers/staging/ks7010/ks_wlan_net.c:240:1: error: insn does not satisfy its constraints:
    }
    ^
   (insn 291 46 292 4 (set (mem/c:DF (plus:DI (reg/f:DI 30 $30)
                   (const_int 80 [0x50])) [0  S8 A64])
           (reg:DF 32 $f0)) drivers/staging/ks7010/ks_wlan_net.c:211 227 {*movdf}
        (nil))
>> drivers/staging/ks7010/ks_wlan_net.c:240:1: internal compiler error: in extract_constrain_insn, at recog.c:2190
   Please submit a full bug report,
   with preprocessed source if appropriate.
   See <file:///usr/share/doc/gcc-6/README.Bugs> for instructions.

vim +240 drivers/staging/ks7010/ks_wlan_net.c


:::::: The code at line 240 was first introduced by commit
:::::: 13a9930d15b424ab7d3b906af8ba7ff8c409edfe staging: ks7010: add driver from Nanonote extra-repository

:::::: TO: Wolfram Sang <wsa+renesas@...g-engineering.com>
:::::: CC: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

Download attachment ".config.gz" of type "application/gzip" (50369 bytes)