[PATCH] D22181: Add runtime support for __cpu_model (__builtin_cpu_supports)

[Vitaly Buka via llvm-commits]

-DLLVM_ENABLE_WERROR=ON is set on here bot. I don't see this on general bots.


On Fri, Jul 15, 2016 at 3:54 PM Eric Christopher <echristo at gmail.com> wrote:

> Huh, does the sanitizer bot have different warnings options? Perhaps we
> could turn it on in general?
>
> On Fri, Jul 15, 2016 at 3:37 PM Vitaly Buka <vitalybuka at google.com> wrote:
>
>> vitalybuka added a subscriber: vitalybuka.
>> vitalybuka added a comment.
>>
>> The patch introduced this:
>> http://lab.llvm.org:8011/builders/sanitizer-x86_64-linux/builds/24764/steps/build%20with%20ninja/logs/stdio
>>
>> FAILED:
>> /mnt/b/sanitizer-buildbot1/sanitizer-x86_64-linux/build/clang_build/bin/clang
>> -D_DEBUG -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS
>> -D__STDC_LIMIT_MACROS -Iprojects/compiler-rt/lib/builtins
>> -I/mnt/b/sanitizer-buildbot1/sanitizer-x86_64-linux/build/llvm/projects/compiler-rt/lib/builtins
>> -Iinclude
>> -I/mnt/b/sanitizer-buildbot1/sanitizer-x86_64-linux/build/llvm/include
>> -gmlt -fPIC -Wall -W -Wno-unused-parameter -Wwrite-strings
>> -Wmissing-field-initializers -pedantic -Wno-long-long
>> -Wcovered-switch-default -Wdelete-non-virtual-dtor -Werror
>> -Werror=date-time -fcolor-diagnostics -ffunction-sections -fdata-sections
>> -Wall -Werror -Wno-unused-parameter -O3    -UNDEBUG  -m32  -std=gnu99 -MMD
>> -MT
>> projects/compiler-rt/lib/builtins/CMakeFiles/clang_rt.builtins-i386.dir/cpu_model.c.o
>> -MF
>> projects/compiler-rt/lib/builtins/CMakeFiles/clang_rt.builtins-i386.dir/cpu_model.c.o.d
>> -o
>> projects/compiler-rt/lib/builtins/CMakeFiles/clang_rt.builtins-i386.dir/cpu_model.c.o
>>  -c
>> /mnt/b/sanitizer-buildbot1/sanitizer-x86_64-linux/build/llvm/projects/compiler-rt/lib/builtins/cpu_model.c
>> /mnt/b/sanitizer-buildbot1/sanitizer-x86_64-linux/build/llvm/projects/compiler-rt/lib/builtins/cpu_model.c:174:3:
>> error: extension used [-Werror,-Wlanguage-extension-token]
>>
>>   asm("movl\t%%ebx, %%esi\n\t"
>>   ^
>>
>> /mnt/b/sanitizer-buildbot1/sanitizer-x86_64-linux/build/llvm/projects/compiler-rt/lib/builtins/cpu_model.c:224:3:
>> error: extension used [-Werror,-Wlanguage-extension-token]
>>
>>   asm("movl\t%%ebx, %%esi\n\t"
>>
>>
>> Repository:
>>   rL LLVM
>>
>> https://reviews.llvm.org/D22181
>>
>>
>>
>>
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