[cfe-dev] libcxxabi cmake test problem on Linux x86-64

Chandler Carruth via cfe-dev cfe-dev at lists.llvm.org
Wed Dec 9 11:27:22 PST 2015


Yep.

On Wed, Dec 9, 2015 at 8:21 PM Eric Fiselier <eric at efcs.ca> wrote:

> I don't remember what's going on here but alot has changed in a year. I
> should be able to look into it later today.
>
> Chandler, I'm assuming your still able to reproduce the issue?
>
> /Eric
>
> On Wed, Dec 9, 2015 at 3:06 AM, Chandler Carruth <chandlerc at google.com>
> wrote:
>
>> (Moving to the new mailing list)
>>
>> On Wed, Nov 26, 2014 at 10:09 PM Evgeniy Stepanov <
>> eugeni.stepanov at gmail.com> wrote:
>>
>>> #0  0x00007ffff62b5bb9 in __GI_raise (sig=sig at entry=6) at
>>> ../nptl/sysdeps/unix/sysv/linux/raise.c:56
>>> #1  0x00007ffff62b8fc8 in __GI_abort () at abort.c:89
>>> #2  0x00007ffff7b60807 in abort_message (format=0x7ffff7bcdf13
>>> "terminating with %s exception of type %s") at
>>> ../projects/libcxxabi/src/abort_message.cpp:66
>>> #3  0x00007ffff7b60ad6 in default_terminate_handler () at
>>> ../projects/libcxxabi/src/cxa_default_handlers.cpp:68
>>> #4  0x00007ffff7bc454e in std::__terminate (func=0x7ffff7b60900
>>> <default_terminate_handler()>) at
>>> ../projects/libcxxabi/src/cxa_handlers.cpp:68
>>> #5  0x00007ffff7bc31dd in __cxxabiv1::failed_throw
>>> (exception_header=0x1e87240) at
>>> ../projects/libcxxabi/src/cxa_exception.cpp:149
>>> #6  0x00007ffff7bc3136 in __cxa_throw (thrown_object=0x1e872b8,
>>> tinfo=0x7ffff7dd83b0 <typeinfo for int>, dest=0x0) at
>>> ../projects/libcxxabi/src/cxa_exception.cpp:244
>>> #7  0x00007ffff7ff502d in throwException ()
>>> #8  0x00007ffff7ff503d in main ()
>>> #9  0x0000000000beef04 in llvm::MCJIT::runFunction (this=0x1e74c30,
>>> F=0x1e6b4b0, ArgValues=...) at
>>> ../lib/ExecutionEngine/MCJIT/MCJIT.cpp:500
>>> #10 0x0000000000b26f90 in llvm::ExecutionEngine::runFunctionAsMain
>>> (this=0x1e74c30, Fn=0x1e6b4b0, argv=..., envp=0x7fffffffe0d0)
>>>     at ../lib/ExecutionEngine/ExecutionEngine.cpp:393
>>> #11 0x0000000000567cc4 in main (argc=4, argv=0x7fffffffe0a8,
>>> envp=0x7fffffffe0d0) at ../tools/lli/lli.cpp:613
>>>
>>
>> Any update here Eric? Or others? Would really like to get the bootstrap
>> clean with libc++abi.
>>
>>
>>>
>>> On Wed, Nov 26, 2014 at 11:37 PM, Eric Fiselier <eric at efcs.ca> wrote:
>>> > Evgeniy,
>>> >
>>> > Would you be willing to reproduce this again but in debug mode instead
>>> > of release so we get a better stack trace?
>>> >
>>> > /Eric
>>> >
>>> > On Wed, Nov 26, 2014 at 5:20 AM, Evgeniy Stepanov
>>> > <eugeni.stepanov at gmail.com> wrote:
>>> >> I've got the same issue.
>>> >> On Linux (Trusty/x86_64), build clang with libc++/libc++abi (just
>>> >> plain ninja clang cxx cxxabi w/o any special cmake flags), then use it
>>> >> to bootstrap clang like this:
>>> >>
>>> >> CC=/code/llvm/build2/bin/clang \
>>> >> CXX=/code/llvm/build2/bin/clang++ \
>>> >> LDFLAGS="-lc++abi -L/code/llvm/build2/lib
>>> -Wl,-rpath,/code/llvm/build2/lib" \
>>> >> cmake \
>>> >>   -GNinja \
>>> >>   -DCMAKE_BUILD_TYPE=Release \
>>> >>   -DLLVM_ENABLE_LIBCXX=ON  \
>>> >>   ..
>>> >>
>>> >> In the second tree, MCJIT tests fail with the same error:
>>> >>
>>> >> ./bin/lli -relocation-model=pic -code-model=large
>>> >> ../test/ExecutionEngine/MCJIT/eh-lg-pic.ll
>>> >> terminating with uncaught exception of type int
>>> >> 0  lli             0x0000000000a80a9a
>>> >> _ZN4llvm3sys15PrintStackTraceEP8_IO_FILE + 42
>>> >> 1  lli             0x0000000000a81eeb
>>> >> 2  libpthread.so.0 0x00007f83baabf340
>>> >> 3  libc.so.6       0x00007f83b9d2fbb9 gsignal + 57
>>> >> 4  libc.so.6       0x00007f83b9d32fc8 abort + 328
>>> >> 5  libc++abi.so.1  0x00007f83bb5121a7
>>> >> 6  libc++abi.so.1  0x00007f83bb512355
>>> >> 7  libc++abi.so.1  0x00007f83bb55c3b3
>>> >> 8  libc++abi.so.1  0x00007f83bb55bb66 __cxa_throw + 166
>>> >> 9  libc++abi.so.1  0x00007f83bb98802d __cxa_throw + 4375917
>>> >> 10 libc++abi.so.1  0x00007f83bb98803d __cxa_throw + 4375933
>>> >> 11 lli             0x0000000000849649
>>> >>
>>> _ZN4llvm5MCJIT11runFunctionEPNS_8FunctionERKNSt3__16vectorINS_12GenericValueENS3_9allocatorIS5_EEEE
>>> >> + 1209
>>> >> 12 lli             0x00000000007ecd08
>>> >>
>>> _ZN4llvm15ExecutionEngine17runFunctionAsMainEPNS_8FunctionERKNSt3__16vectorINS3_12basic_stringIcNS3_11char_traitsIcEENS3_9allocatorIcEEEENS8_ISA_EEEEPKPKc
>>> >> + 1192
>>> >> 13 lli             0x000000000050c434 main + 10404
>>> >> 14 libc.so.6       0x00007f83b9d1aec5 __libc_start_main + 245
>>> >> 15 lli             0x00000000005092fb
>>> >> Stack dump:
>>> >> 0. Program arguments: ./bin/lli -relocation-model=pic
>>> >> -code-model=large ../test/ExecutionEngine/MCJIT/eh-lg-pic.ll
>>> >> Aborted (core dumped)
>>> >>
>>> >> On Sat, Aug 16, 2014 at 9:24 AM, İsmail Dönmez <ismail at donmez.ws>
>>> wrote:
>>> >>> Ping?
>>> >>>
>>> >>> On Jul 17, 2014 11:05 AM, "İsmail Dönmez" <ismail at donmez.ws> wrote:
>>> >>>>
>>> >>>> Hi,
>>> >>>>
>>> >>>>
>>> >>>> On Wed, Jul 16, 2014 at 6:43 PM, Nico Weber <thakis at chromium.org>
>>> wrote:
>>> >>>>>
>>> >>>>> On Wed, Jul 16, 2014 at 4:10 AM, İsmail Dönmez <ismail at donmez.ws>
>>> wrote:
>>> >>>>>>
>>> >>>>>> Hi,
>>> >>>>>>
>>> >>>>>>
>>> >>>>>> On Mon, Jul 14, 2014 at 8:10 PM, Dan Albert <danalbert at google.com
>>> >
>>> >>>>>> wrote:
>>> >>>>>>>
>>> >>>>>>> Submitted (with some slight modifications,
>>> s/libgcc_s/libgcc_eh/) as
>>> >>>>>>> r212958. Tested with and without the LLVM unwinder, and things
>>> look good.
>>> >>>>>>> Thanks again!
>>> >>>>>>
>>> >>>>>>
>>> >>>>>> Changing gcc_s with gcc_eh doesn't look good. libcxxabi tests
>>> pass but
>>> >>>>>> llvm MCJIT exception tests fail with:
>>> >>>>>>
>>> >>>>>> "terminating with uncaught exception of type int"
>>> >>>>>
>>> >>>>>
>>> >>>>> Can you try to make a reduced test case for libcxxabi from this?
>>> >>>>>
>>> >>>>
>>> >>>>
>>> >>>>
>>> >>>> Smallest test cases are
>>> >>>> test/ExecutionEngine/MCJIT/{eh-sm-pic,eh-lg-pic}.ll
>>> >>>>
>>> >>>> Both fail the same way:
>>> >>>>
>>> >>>>  /home/abuild/rpmbuild/BUILD/llvm/stage2/./bin/lli -use-mcjit
>>> >>>> -relocation-model=pic -code-model=small
>>> >>>>
>>> /home/abuild/rpmbuild/BUILD/llvm/test/ExecutionEngine/MCJIT/eh-sm-pic.ll
>>> >>>>  --
>>> >>>>  Exit Code: 134
>>> >>>>
>>> >>>>  Command Output (stderr):
>>> >>>>  --
>>> >>>>  terminating with uncaught exception of type int
>>> >>>>  0  libLLVMSupport.so         0x00007f9c6ddf7d85
>>> >>>> llvm::sys::PrintStackTrace(_IO_FILE*) + 37
>>> >>>>  1  libLLVMSupport.so         0x00007f9c6ddf83f3
>>> >>>>  2  libpthread.so.0           0x00007f9c6d0d79f0
>>> >>>>  3  libc.so.6                 0x00007f9c6c806849 gsignal + 57
>>> >>>>  4  libc.so.6                 0x00007f9c6c807cd8 abort + 328
>>> >>>>  5  libc++abi.so.1            0x00007f9c6cb89237
>>> >>>>  6  libc++abi.so.1            0x00007f9c6cb894b6
>>> >>>>  7  libc++abi.so.1            0x00007f9c6cbeda7e
>>> >>>>  8  libc++abi.so.1            0x00007f9c6cbec6ed
>>> >>>>  9  libc++abi.so.1            0x00007f9c6cbec646
>>> >>>>  10 libc++abi.so.1            0x00007f9c6ff3001c
>>> >>>>  11 libc++abi.so.1            0x00007f9c6ff30026
>>> >>>>  12 libLLVMMCJIT.so           0x00007f9c6e61fd27
>>> >>>> llvm::MCJIT::runFunction(llvm::Function*,
>>> >>>> std::__1::vector<llvm::GenericValue,
>>> std::__1::allocator<llvm::GenericValue>
>>> >>>> > const&) + 919
>>> >>>>  13 libLLVMExecutionEngine.so 0x00007f9c6f34fa65
>>> >>>> llvm::ExecutionEngine::runFunctionAsMain(llvm::Function*,
>>> >>>> std::__1::vector<std::__1::basic_string<char,
>>> std::__1::char_traits<char>,
>>> >>>> std::__1::allocator<char> >,
>>> >>>> std::__1::allocator<std::__1::basic_string<char,
>>> >>>> std::__1::char_traits<char>, std::__1::allocator<char> > > >
>>> const&, char
>>> >>>> const* const*) + 1221
>>> >>>>  14 lli                       0x000000000040c8b7 main + 6599
>>> >>>>  15 libc.so.6                 0x00007f9c6c7f2be5 __libc_start_main
>>> + 245
>>> >>>>  16 lli                       0x000000000040a6d1
>>> >>>>  Stack dump:
>>> >>>>  0. Program arguments:
>>> /home/abuild/rpmbuild/BUILD/llvm/stage2/./bin/lli
>>> >>>> -use-mcjit -relocation-model=pic -code-model=small
>>> >>>>
>>> /home/abuild/rpmbuild/BUILD/llvm/test/ExecutionEngine/MCJIT/eh-sm-pic.ll
>>> >>>>
>>> >>>>
>>> /home/abuild/rpmbuild/BUILD/llvm/stage2/test/ExecutionEngine/MCJIT/Output/eh-sm-pic.ll.script:
>>> >>>> line 1: 30636 Aborted
>>> >>>> /home/abuild/rpmbuild/BUILD/llvm/stage2/./bin/lli -use-mcjit
>>> >>>> -relocation-model=pic -code-model=small
>>> >>>>
>>> /home/abuild/rpmbuild/BUILD/llvm/test/ExecutionEngine/MCJIT/eh-sm-pic.ll
>>> >>>>
>>> >>>> Note that this clang is hardcoded to use libc++ (-stdlibc=libc++).
>>> Is this
>>> >>>> good enough?
>>> >>>>
>>> >>>> Thanks!
>>> >>>>
>>> >>>
>>> >>> _______________________________________________
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>>> >>> http://lists.cs.uiuc.edu/mailman/listinfo/cfe-dev
>>> >>>
>>> >>
>>> >> _______________________________________________
>>> >> cfe-dev mailing list
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>>>
>>> _______________________________________________
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>>
>
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