[Openmp-dev] Using opt tool

[Abid Malik via Openmp-dev]

Thanks, Stefan, Yes I am trying to make changes in OpenOpt.

I will look into it. Clang and opt use the same pipeline. So why it works
for clang and not for opt.



On Wed, Nov 25, 2020 at 10:47 AM Stefan Stipanovic <stefomeister at gmail.com>
wrote:

> Hi Abid,
>
> I'm not sure you can get much help without more details. Is it the
> released version or are you trying to make changes to OpenMPOpt?
>
> -debug option can be helpful.
>
> --stefan
>
> On Wed, Nov 25, 2020 at 3:45 PM Abid Malik via Openmp-dev <
> openmp-dev at lists.llvm.org> wrote:
>
>> Hello,
>>
>> I am compiling an OpenMP program using clang
>>
>> clang -isysroot /Library/Developer/CommandLineTools/SDKs/MacOSX10.15.sdk
>> -O3 -fopenmp -emit-llvm -S -c  test1.c -o test1.ll
>>
>> However when I try to compiler test1.ll using opt
>> $ opt -S -O3 test1.ll
>>
>> Stack dump:
>> 0. Program arguments: opt -S -O3 test1.ll
>> 1. Running pass 'CallGraph Pass Manager' on module 'test1.ll'.
>> 0  opt                      0x00000001010ce9b5
>> llvm::sys::PrintStackTrace(llvm::raw_ostream&) + 37
>> 1  opt                      0x00000001010cd878
>> llvm::sys::RunSignalHandlers() + 248
>> 2  opt                      0x00000001010cefcc SignalHandler(int) + 268
>> 3  libsystem_platform.dylib 0x00007fff71f715fd _sigtramp + 29
>> 4  libsystem_platform.dylib 000000000000000000 _sigtramp +
>> 18446603338604145184
>> 5  opt                      0x0000000100b87a32 (anonymous
>> namespace)::OpenMPOpt::run() + 4162
>> 6  opt                      0x0000000100b9134b (anonymous
>> namespace)::OpenMPOptLegacyPass::runOnSCC(llvm::CallGraphSCC&) + 651
>> 7  opt                      0x00000001003e63c4 (anonymous
>> namespace)::CGPassManager::runOnModule(llvm::Module&) + 1172
>> 8  opt                      0x0000000100a35db9
>> llvm::legacy::PassManagerImpl::run(llvm::Module&) + 825
>> 9  opt                      0x00000001000aed32 main + 13138
>> 10 libdyld.dylib            0x00007fff71d78cc9 start + 1
>> 11 libdyld.dylib            0x0000000000000004 start +
>> 18446603338606211900
>> Segmentation fault: 11
>>
>> Thanks,
>>
>>
>> --
>> Abid M. Malik
>> ******************************************************
>> "I have learned silence from the talkative, toleration from the
>> intolerant, and kindness from the unkind"---Gibran
>> "Success is not for the chosen few, but for the few who choose" --- John
>> Maxwell
>> "Being a good person does not depend on your religion or status in life,
>> your race or skin color, political views or culture. IT DEPENDS ON HOW GOOD
>> YOU TREAT OTHERS"--- Abid
>> "The Universe is talking to us, and the language of the Universe is
>> mathematics."----Abid
>>
>> _______________________________________________
>> Openmp-dev mailing list
>> Openmp-dev at lists.llvm.org
>> https://lists.llvm.org/cgi-bin/mailman/listinfo/openmp-dev
>>
>

-- 
Abid M. Malik
******************************************************
"I have learned silence from the talkative, toleration from the intolerant,
and kindness from the unkind"---Gibran
"Success is not for the chosen few, but for the few who choose" --- John
Maxwell
"Being a good person does not depend on your religion or status in life,
your race or skin color, political views or culture. IT DEPENDS ON HOW GOOD
YOU TREAT OTHERS"--- Abid
"The Universe is talking to us, and the language of the Universe is
mathematics."----Abid
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