[libcxx] r304591 - Mark two coroutine tests as unsupported under ubsan, again

[Gor Nishanov via cfe-commits]

Cool. Thanks for checking.

On Fri, Jun 2, 2017 at 1:12 PM, Vedant Kumar <vsk at apple.com> wrote:

> Hm, sorry, the compiler on the bot could not have picked up r304518, so I
> jumped the gun here. I'll try again later and report back in PR33271.
>
> vedant
>
> > On Jun 2, 2017, at 1:09 PM, Vedant Kumar via cfe-commits <
> cfe-commits at lists.llvm.org> wrote:
> >
> > Hi Gor,
> >
> > This is just a heads-up that I tried re-enabling ubsan for the two tests
> affected by PR33271, but saw some similar failures. The commit message
> below has more details about what was tested and what went wrong.
> >
> > best,
> > vedant
> >
> >
> >> On Jun 2, 2017, at 1:06 PM, Vedant Kumar via cfe-commits <
> cfe-commits at lists.llvm.org> wrote:
> >>
> >> Author: vedantk
> >> Date: Fri Jun  2 15:06:49 2017
> >> New Revision: 304591
> >>
> >> URL: http://llvm.org/viewvc/llvm-project?rev=304591&view=rev
> >> Log:
> >> Mark two coroutine tests as unsupported under ubsan, again
> >>
> >> This reverts commit r304580, making bool_await_suspend.pass.cpp and
> >> generator.pass.cpp unsupported on ubsan again. The host compiler is
> >> based on r304329, which has the change from PR33271 (r304277). However,
> >> this was not enough to address the issue.
> >>
> >> Bot Failure:
> >> http://lab.llvm.org:8011/builders/libcxx-libcxxabi-x86_
> 64-linux-ubuntu-ubsan/builds/628
> >>
> >> Unknown type!
> >> UNREACHABLE executed at /home/eric/full-llvm/llvm/lib/
> IR/ValueTypes.cpp:287!
> >> llvm::EVT::getEVT(llvm::Type*, bool) (/usr/local/bin/clang-5.0+
> 0x17e7a07)
> >> llvm::TargetLoweringBase::getValueType(llvm::DataLayout const&,
> llvm::Type*, bool) const (/usr/local/bin/clang-5.0+0x852c4a)
> >> llvm::ComputeValueVTs(llvm::TargetLowering const&, llvm::DataLayout
> const&, llvm::Type*, llvm::SmallVectorImpl<llvm::EVT>&,
> llvm::SmallVectorImpl<unsigned long>*, unsigned long)
> (/usr/local/bin/clang-5.0+0x141b6e9)
> >> llvm::SelectionDAGBuilder::visitTargetIntrinsic(llvm::CallInst const&,
> unsigned int) (/usr/local/bin/clang-5.0+0x237b1ca)
> >>
> >> clang-5.0: /home/eric/full-llvm/llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp:1236:
> virtual void llvm::DwarfDebug::endFunctionImpl(const
> llvm::MachineFunction *): Assertion `LScopes.getAbstractScopesList().size()
> == NumAbstractScopes && "ensureAbstractVariableIsCreated inserted
> abstract scopes"' failed.
> >> __assert_fail_base /build/glibc-9tT8Do/glibc-2.23/assert/assert.c:92:0
> >> (/lib/x86_64-linux-gnu/libc.so.6+0x2dc82)
> >> llvm::DwarfDebug::endFunctionImpl(llvm::MachineFunction const*)
> (/usr/local/bin/clang-5.0+0x223f86b)
> >> llvm::DebugHandlerBase::endFunction(llvm::MachineFunction const*)
> (/usr/local/bin/clang-5.0+0x227a5a1)
> >> llvm::AsmPrinter::EmitFunctionBody() (/usr/local/bin/clang-5.0+
> 0x222522f)
> >>
> >> Modified:
> >>   libcxx/trunk/test/std/experimental/language.support/
> support.coroutines/end.to.end/bool_await_suspend.pass.cpp
> >>   libcxx/trunk/test/std/experimental/language.support/
> support.coroutines/end.to.end/generator.pass.cpp
> >>
> >> Modified: libcxx/trunk/test/std/experimental/language.support/
> support.coroutines/end.to.end/bool_await_suspend.pass.cpp
> >> URL: http://llvm.org/viewvc/llvm-project/libcxx/trunk/test/std/
> experimental/language.support/support.coroutines/end.to.end/
> bool_await_suspend.pass.cpp?rev=304591&r1=304590&r2=304591&view=diff
> >> ============================================================
> ==================
> >> --- libcxx/trunk/test/std/experimental/language.support/
> support.coroutines/end.to.end/bool_await_suspend.pass.cpp (original)
> >> +++ libcxx/trunk/test/std/experimental/language.support/
> support.coroutines/end.to.end/bool_await_suspend.pass.cpp Fri Jun  2
> 15:06:49 2017
> >> @@ -10,6 +10,9 @@
> >>
> >> // UNSUPPORTED: c++98, c++03, c++11
> >>
> >> +// See https://bugs.llvm.org/show_bug.cgi?id=33271
> >> +// UNSUPPORTED: ubsan
> >> +
> >> #include <experimental/coroutine>
> >> #include <cassert>
> >>
> >>
> >> Modified: libcxx/trunk/test/std/experimental/language.support/
> support.coroutines/end.to.end/generator.pass.cpp
> >> URL: http://llvm.org/viewvc/llvm-project/libcxx/trunk/test/std/
> experimental/language.support/support.coroutines/end.to.end/
> generator.pass.cpp?rev=304591&r1=304590&r2=304591&view=diff
> >> ============================================================
> ==================
> >> --- libcxx/trunk/test/std/experimental/language.support/
> support.coroutines/end.to.end/generator.pass.cpp (original)
> >> +++ libcxx/trunk/test/std/experimental/language.support/
> support.coroutines/end.to.end/generator.pass.cpp Fri Jun  2 15:06:49 2017
> >> @@ -10,6 +10,9 @@
> >>
> >> // UNSUPPORTED: c++98, c++03, c++11
> >>
> >> +// See https://bugs.llvm.org/show_bug.cgi?id=33271
> >> +// UNSUPPORTED: ubsan
> >> +
> >> #include <experimental/coroutine>
> >> #include <vector>
> >> #include <cassert>
> >>
> >>
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