Re: [kbuild-all] [target:master 1/2] drivers/target/target_core_transport.o: warning: objtool: __transport_wait_for_tasks()+0x22: function has unreachable instruction

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Hi Nicholas,

Sorry please ignore this one -- it looks like false warning from old
gcc 4.4 and 4.6 -- we just enabled old compiler tests which triggered
10k these warnings..

Thanks,
Fengguang

On Tue, Jul 19, 2016 at 09:43:35PM +0800, kbuild test robot wrote:
tree:   https://git.kernel.org/pub/scm/linux/kernel/git/nab/target-pending.git master
head:   39993fc9aebdf68a25134b140447b335a2418a76
commit: 15ce22fa491aa3bab7acd89ac40a9fc27aeed915 [1/2] target: Fix for hang of Ordered task in TCM
config: x86_64-randconfig-a0-07191719 (attached as .config)
compiler: gcc-4.4 (Debian 4.4.7-8) 4.4.7
reproduce:
       git checkout 15ce22fa491aa3bab7acd89ac40a9fc27aeed915
       # save the attached .config to linux build tree
       make ARCH=x86_64

All warnings (new ones prefixed by >>):

drivers/target/target_core_transport.o: warning: objtool: __transport_wait_for_tasks()+0x22: function has unreachable instruction

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


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