* warning: unstable feature specified for `-Ctarget-feature`: `backchain`
@ 2026-07-07 9:34 kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2026-07-07 9:34 UTC (permalink / raw)
To: Jan Polensky; +Cc: llvm, oe-kbuild-all, linux-kernel, Alexander Gordeev
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 0e35b9b6ec0ffcc5e23cbdec09f5c622ad532b53
commit: 3f70ebe638581e73c8df6b3fa7eed9b45d90b083 s390: Enable Rust support
date: 4 weeks ago
config: s390-randconfig-001-20260707 (https://download.01.org/0day-ci/archive/20260707/202607071750.4f5d6hPj-lkp@intel.com/config)
compiler: clang version 21.1.8 (https://github.com/llvm/llvm-project 2078da43e25a4623cab2d0d60decddf709aaea28)
rustc: rustc 1.96.0 (ac68faa20 2026-05-25)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260707/202607071750.4f5d6hPj-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Fixes: 3f70ebe63858 ("s390: Enable Rust support")
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202607071750.4f5d6hPj-lkp@intel.com/
All warnings (new ones prefixed by >>):
>> warning: unstable feature specified for `-Ctarget-feature`: `backchain`
|
= note: this feature is not stably supported; its behavior can change in the future
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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2026-07-07 9:34 warning: unstable feature specified for `-Ctarget-feature`: `backchain` kernel test robot
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