Re: [PATCH v2 2/3] Makefile: support flag -fsanitizer-coverage=trace-cmp

2017-10-10 Thread kbuild test robot
Hi Victor, [auto build test ERROR on linus/master] [also build test ERROR on v4.14-rc4] [cannot apply to next-20171009] [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/Alexander-Potapenko/kcov-su

Re: [PATCH v2 2/3] Makefile: support flag -fsanitizer-coverage=trace-cmp

2017-10-10 Thread Alexander Potapenko
On Mon, Oct 9, 2017 at 8:53 AM, Andrey Ryabinin wrote: > > > On 10/09/2017 06:05 PM, Alexander Potapenko wrote: > >> v2: - updated KCOV_ENABLE_COMPARISONS description >> --- >> Makefile | 5 +++-- >> lib/Kconfig.debug| 10 ++ >> scripts/Makefile.lib | 6 ++ >> 3 file

Re: [PATCH v2 2/3] Makefile: support flag -fsanitizer-coverage=trace-cmp

2017-10-09 Thread Andrey Ryabinin
On 10/09/2017 06:05 PM, Alexander Potapenko wrote: > v2: - updated KCOV_ENABLE_COMPARISONS description > --- > Makefile | 5 +++-- > lib/Kconfig.debug| 10 ++ > scripts/Makefile.lib | 6 ++ > 3 files changed, 19 insertions(+), 2 deletions(-) > > diff --git a/Makef

[PATCH v2 2/3] Makefile: support flag -fsanitizer-coverage=trace-cmp

2017-10-09 Thread Alexander Potapenko
From: Victor Chibotaru The flag enables Clang instrumentation of comparison operations (currently not supported by GCC). This instrumentation is needed by the new KCOV device to collect comparison operands. Signed-off-by: Victor Chibotaru Signed-off-by: Alexander Potapenko Cc: Dmitry Vyukov C