[flang-dev] Cannot build Flang with latest LLVM

inderjeet kalra via flang-dev flang-dev at lists.llvm.org
Mon Apr 13 18:52:54 PDT 2020


Hi Mehdi,

I think I downloaded source code on Thursday, I will try build again with
latest source code.
Here is my current version where problem is reported:
[root at localhost llvm-project]# git log
commit b647de99254ca047748eded14b9d302912294bec
Author: Heejin Ahn <aheejin at gmail.com>
Date:   Wed Apr 8 16:02:25 2020 -0700

    [WebAssembly] Use dummy debug info in Emscripten SjLj

    Summary:
    D74269 added debug info to newly created instructions, including calls
    to `malloc` and `free`, by taking debug info from existing instructions
    around, whose debug info may or may not be empty.

    But there are cases debug info is required by the IR verifier: when both
    the caller and the callee functions have DISubprograms, meaning we
    already have declarations to `malloc` or `free` with a DISubprogram
    attached, newly created calls to `malloc` and `free` should have
    non-empty debug info. This patch creates a non-empty dummy debug info in
    this case to those calls to make the IR verifier pass.

    Fixes https://bugs.llvm.org/show_bug.cgi?id=45461.

    Reviewers: dschuff

    Subscribers: aprantl, sbc100, jgravelle-google, hiraditya, sunfish,
llvm-commits

    Tags: #llvm

    Differential Revision: https://reviews.llvm.org/D77784

--
Inder

On Tue, Apr 14, 2020 at 3:03 AM Mehdi AMINI <joker.eph at gmail.com> wrote:

>
>
> On Mon, Apr 13, 2020 at 10:54 AM Johannes Doerfert via flang-dev <
> flang-dev at lists.llvm.org> wrote:
>
>> I stripped some text so the list accepts the message:
>>
>>
>> On 4/13/20 12:42 PM, Johannes Doerfert wrote:
>> > TBH, this looks like a MLIR problem to me as all the errors seem to
>> > originate from the MLIR subfolder.
>> >
>> > Did you try building without flang? If the error persists we need to
>> > notify MLIR folks, if not it might
>> >
>> > be our cmake.
>> >
>> >
>> > Cheers,
>> >
>> >   Johannes
>> >
>> >
>> > On 4/13/20 1:36 AM, inderjeet kalra via flang-dev wrote:
>> >> Hi,
>> >>
>> >> I just did an llvm build from source and here's what I hit. I am
>> >> trying to
>> >> build  projects "mlir;clang;openmp;flang".
>>
>
> Can you provide the git hash so that we ensure we are building the same
> revision?
> The problem you mention seems like related to a patch I reverted on Friday.
>
> --
> Mehdi
>
>
>
>> >>
>> >> Steps Followed:
>> >> - git clone https://github.com/llvm/llvm-project.git
>> >> - cmake -DLLVM_ENABLE_PROJECTS="mlir;clang;openmp;flang"
>> >>   -DCMAKE_C_COMPILER=/usr/local/bin/gcc
>> >> -DCMAKE_CXX_COMPILER=/usr/local/bin/g++ -G "Unix Makefiles"
>> >> -DLLVM_USE_LINKER=gold -DCMAKE_BUILD_TYPE=Debug ../llvm/
>> >> - make
>> >>
>> >> [root at localhost build]# /usr/local/bin/g++ -v
>> >> Using built-in specs.
>> >> COLLECT_GCC=/usr/local/bin/g++
>> >>
>> COLLECT_LTO_WRAPPER=/usr/local/libexec/gcc/x86_64-pc-linux-gnu/7.3.0/lto-wrapper
>>
>> >>
>> >> Target: x86_64-pc-linux-gnu
>> >> Configured with: ./configure --disable-multilib
>> >> --enable-languages=c,c++,fortran
>> >> Thread model: posix
>> >> gcc version 7.3.0 (GCC)
>> >> [root at localhost build]# /usr/local/bin/gcc -v
>> >> Using built-in specs.
>> >> COLLECT_GCC=/usr/local/bin/gcc
>> >>
>> COLLECT_LTO_WRAPPER=/usr/local/libexec/gcc/x86_64-pc-linux-gnu/7.3.0/lto-wrapper
>>
>> >>
>> >> Target: x86_64-pc-linux-gnu
>> >> Configured with: ./configure --disable-multilib
>> >> --enable-languages=c,c++,fortran
>> >> Thread model: posix
>> >> gcc version 7.3.0 (GCC)
>> >> [root at localhost build]#
>> >>
>> >>
>> >> Scanning dependencies of target MLIRAnalysis
>> >> [ 71%] Building CXX object
>> >> tools/mlir/lib/Analysis/CMakeFiles/MLIRAnalysis.dir/CallGraph.cpp.o
>> >> [ 71%] Building CXX object
>> >> tools/mlir/lib/Analysis/CMakeFiles/MLIRAnalysis.dir/Liveness.cpp.o
>> >> [ 71%] Building CXX object
>> >> tools/mlir/lib/Analysis/CMakeFiles/MLIRAnalysis.dir/SliceAnalysis.cpp.o
>> >> [ 71%] Building CXX object
>> >> tools/mlir/lib/Analysis/CMakeFiles/MLIRAnalysis.dir/Dominance.cpp.o
>> >> In file included from
>> >>
>> /root/LLVM/llvm-project-new/llvm-project/llvm/include/llvm/ADT/STLExtras.h:20:0,
>>
>> >>
>> >>                   from
>> >>
>> /root/LLVM/llvm-project-new/llvm-project/mlir/include/mlir/Support/STLExtras.h:18,
>>
>> >>
>> >>                   from
>> >>
>> /root/LLVM/llvm-project-new/llvm-project/mlir/include/mlir/IR/StorageUniquerSupport.h:17,
>>
>> >>
>> >>                   from
>> >>
>> /root/LLVM/llvm-project-new/llvm-project/mlir/include/mlir/IR/TypeSupport.h:17,
>>
>> >>
>> >>                   from
>> >>
>> /root/LLVM/llvm-project-new/llvm-project/mlir/include/mlir/IR/Types.h:12,
>> >>
>> >>                   from
>> >>
>> /root/LLVM/llvm-project-new/llvm-project/mlir/include/mlir/IR/Value.h:16,
>> >>
>> >>                   from
>> >>
>> /root/LLVM/llvm-project-new/llvm-project/mlir/include/mlir/IR/BlockSupport.h:16,
>>
>> >>
>> >>                   from
>> >>
>> /root/LLVM/llvm-project-new/llvm-project/mlir/include/mlir/IR/Block.h:16,
>> >>
>> >>                   from
>> >>
>> /root/LLVM/llvm-project-new/llvm-project/mlir/include/mlir/IR/Region.h:16,
>> >>
>> >>                   from
>> >>
>> /root/LLVM/llvm-project-new/llvm-project/mlir/include/mlir/IR/RegionGraphTraits.h:18,
>>
>> >>
>> >>                   from
>> >>
>> /root/LLVM/llvm-project-new/llvm-project/mlir/include/mlir/Analysis/Dominance.h:12,
>>
>> >>
>> >>                   from
>> >>
>> /root/LLVM/llvm-project-new/llvm-project/mlir/lib/Analysis/Dominance.cpp:14:
>>
>> >>
>> >>
>> /root/LLVM/llvm-project-new/llvm-project/llvm/include/llvm/ADT/iterator.h:
>> >>
>> >> In instantiation of ‘NodeRef& llvm::WrappedPairNodeDataIterator<ItType,
>> >> NodeRef, DataRef>::operator*() const [with ItType =
>> >> mlir::PredecessorIterator; NodeRef = std::pair<const
>> >> llvm::GraphDiff<mlir::Block*, true>*, mlir::Block*>; DataRef = const
>> >> llvm::GraphDiff<mlir::Block*, true>*]’:
>> >>
>> /root/LLVM/llvm-project-new/llvm-project/llvm/include/llvm/ADT/STLExtras.h:315:36:
>>
>> >>
>> >>    required from ‘void llvm::filter_iterator_base<WrappedIteratorT,
>> >> PredicateT, IterTag>::findNextValid() [with WrappedIteratorT =
>> >> llvm::WrappedPairNodeDataIterator<mlir::PredecessorIterator,
>> >> std::pair<const llvm::GraphDiff<mlir::Block*, true>*, mlir::Block*>,
>> >> const
>> >> llvm::GraphDiff<mlir::Block*, true>*>; PredicateT =
>> >> llvm::CFGViewChildren<GraphT, InverseGraph, InverseEdge,
>> >> GT>::children(llvm::CFGViewChildren<GraphT, InverseGraph, InverseEdge,
>> >> GT>::NodeRef) [with GraphT = llvm::Inverse<mlir::Block*>; bool
>> >> InverseGraph
>> >> = true; bool InverseEdge = true; GT =
>> >> llvm::GraphTraits<llvm::Inverse<mlir::Block*> >;
>> >> llvm::CFGViewChildren<GraphT, InverseGraph, InverseEdge, GT>::NodeRef =
>> >> std::pair<const llvm::GraphDiff<mlir::Block*, true>*, mlir::Block*>;
>> >> typename GT::NodeRef =
>> >>
>> mlir::Block*]::<lambda(llvm::CFGViewChildren<llvm::Inverse<mlir::Block*>,
>> >>
>> >> true, true, llvm::GraphTraits<llvm::Inverse<mlir::Block*> >
>> >> >::NodeRef)>;
>> >> IterTag = std::forward_iterator_tag]’
>> >>
>> /root/LLVM/llvm-project-new/llvm-project/llvm/include/llvm/ADT/STLExtras.h:325:18:
>>
>> >>
>> >>    required from ‘llvm::filter_iterator_base<WrappedIteratorT,
>> >> PredicateT,
>> >> IterTag>::filter_iterator_base(WrappedIteratorT, WrappedIteratorT,
>> >> PredicateT) [with WrappedIteratorT =
>> >> llvm::WrappedPairNodeDataIterator<mlir::PredecessorIterator,
>> >> std::pair<const llvm::GraphDiff<mlir::Block*, true>*, mlir::Block*>,
>> >> const
>> >> llvm::GraphDiff<mlir::Block*, true>*>; PredicateT =
>> >> llvm::CFGViewChildren<GraphT, InverseGraph, InverseEdge,
>> >> GT>::children(llvm::CFGViewChildren<GraphT, InverseGraph, InverseEdge,
>> >> GT>::NodeRef) [with GraphT = llvm::Inverse<mlir::Block*>; bool
>> >> InverseGraph
>> >> = true; bool InverseEdge = true; GT =
>> >> llvm::GraphTraits<llvm::Inverse<mlir::Block*> >;
>> >> llvm::CFGViewChildren<GraphT, InverseGraph, InverseEdge, GT>::NodeRef =
>> >> std::pair<const llvm::GraphDiff<mlir::Block*, true>*, mlir::Block*>;
>> >> typename GT::NodeRef =
>> >>
>> mlir::Block*]::<lambda(llvm::CFGViewChildren<llvm::Inverse<mlir::Block*>,
>> >>
>> >> true, true, llvm::GraphTraits<llvm::Inverse<mlir::Block*> >
>> >> >::NodeRef)>;
>> >> IterTag = std::forward_iterator_tag]’
>> >>
>> /root/LLVM/llvm-project-new/llvm-project/llvm/include/llvm/ADT/STLExtras.h:348:31:
>>
>> >>
>> >>    required from ‘llvm::filter_iterator_impl<WrappedIteratorT,
>> >> PredicateT,
>> >> IterTag>::filter_iterator_impl(WrappedIteratorT, WrappedIteratorT,
>> >> PredicateT) [with WrappedIteratorT =
>> >> llvm::WrappedPairNodeDataIterator<mlir::PredecessorIterator,
>> >> std::pair<const llvm::GraphDiff<mlir::Block*, true>*, mlir::Block*>,
>> >> const
>> >> llvm::GraphDiff<mlir::Block*, true>*>; PredicateT =
>> >> llvm::CFGViewChildren<GraphT, InverseGraph, InverseEdge,
>> >> GT>::children(llvm::CFGViewChildren<GraphT, InverseGraph, InverseEdge,
>> >> GT>::NodeRef) [with GraphT = llvm::Inverse<mlir::Block*>; bool
>> >> InverseGraph
>> >> = true; bool InverseEdge = true; GT =
>> >> llvm::GraphTraits<llvm::Inverse<mlir::Block*> >;
>> >> llvm::CFGViewChildren<GraphT, InverseGraph, InverseEdge, GT>::NodeRef =
>> >> std::pair<const llvm::GraphDiff<mlir::Block*, true>*, mlir::Block*>;
>> >> typename GT::NodeRef =
>> >>
>> mlir::Block*]::<lambda(llvm::CFGViewChildren<llvm::Inverse<mlir::Block*>,
>> >>
>> >> true, true, llvm::GraphTraits<llvm::Inverse<mlir::Block*> >
>> >> >::NodeRef)>;
>> >> IterTag = std::forward_iterator_tag]’
>> >>
>> /root/LLVM/llvm-project-new/llvm-project/llvm/include/llvm/ADT/STLExtras.h:419:7:
>>
>> >>
>> >>    required from
>> >> ‘llvm::iterator_range<llvm::filter_iterator_impl<decltype
>> >> (std::begin(declval<RangeT&>())), PredicateT, typename
>> >> llvm::detail::fwd_or_bidi_tag<decltype
>> >> (std::begin(declval<RangeT&>()))>::type> >
>> >> llvm::make_filter_range(RangeT&&, PredicateT) [with RangeT =
>> >>
>> llvm::iterator_range<llvm::WrappedPairNodeDataIterator<mlir::PredecessorIterator,
>>
>> >>
>> >> std::pair<const llvm::GraphDiff<mlir::Block*, true>*, mlir::Block*>,
>> >> const
>> >> llvm::GraphDiff<mlir::Block*, true>*> >; PredicateT =
>> >> llvm::CFGViewChildren<GraphT, InverseGraph, InverseEdge,
>> >> GT>::children(llvm::CFGViewChildren<GraphT, InverseGraph, InverseEdge,
>> >> GT>::NodeRef) [with GraphT = llvm::Inverse<mlir::Block*>; bool
>> >> InverseGraph
>> >> = true; bool InverseEdge = true; GT =
>> >> llvm::GraphTraits<llvm::Inverse<mlir::Block*> >;
>> >> llvm::CFGViewChildren<GraphT, InverseGraph, InverseEdge, GT>::NodeRef =
>> >> std::pair<const llvm::GraphDiff<mlir::Block*, true>*, mlir::Block*>;
>> >> typename GT::NodeRef =
>> >>
>> mlir::Block*]::<lambda(llvm::CFGViewChildren<llvm::Inverse<mlir::Block*>,
>> >>
>> >> true, true, llvm::GraphTraits<llvm::Inverse<mlir::Block*> >
>> >> >::NodeRef)>;
>> >> typename llvm::detail::fwd_or_bidi_tag<decltype
>> >> (std::begin(declval<RangeT&>()))>::type = std::forward_iterator_tag;
>> >> decltype (std::begin(declval<RangeT&>())) =
>> >> llvm::WrappedPairNodeDataIterator<mlir::PredecessorIterator,
>> >> std::pair<const llvm::GraphDiff<mlir::Block*, true>*, mlir::Block*>,
>> >> const
>> >> llvm::GraphDiff<mlir::Block*, true>*>]’
>> >>
>> /root/LLVM/llvm-project-new/llvm-project/llvm/include/llvm/IR/CFGDiff.h:234:35:
>>
>> >>
>> >>    required from ‘static auto llvm::CFGViewChildren<GraphT,
>> >> InverseGraph,
>> >> InverseEdge, GT>::children(llvm::CFGViewChildren<GraphT, InverseGraph,
>> >> InverseEdge, GT>::NodeRef) [with GraphT =
>> >> llvm::Inverse<mlir::Block*>; bool
>> >> InverseGraph = true; bool InverseEdge = true; GT =
>> >> llvm::GraphTraits<llvm::Inverse<mlir::Block*> >;
>> >> llvm::CFGViewChildren<GraphT, InverseGraph, InverseEdge, GT>::NodeRef =
>> >> std::pair<const llvm::GraphDiff<mlir::Block*, true>*, mlir::Block*>;
>> >> typename GT::NodeRef = mlir::Block*]’
>> >>
>> /root/LLVM/llvm-project-new/llvm-project/llvm/include/llvm/IR/CFGDiff.h:255:20:
>>
>> >>
>> >>    [ skipping 4 instantiation contexts, use
>> >> -ftemplate-backtrace-limit=0 to
>> >> disable ]
>> >>
>> /root/LLVM/llvm-project-new/llvm-project/llvm/include/llvm/Support/GenericDomTreeConstruction.h:885:59:
>>
>> >>
>> >>    required from
>> >> ‘llvm::DomTreeBuilder::SemiNCAInfo<DomTreeT>::DeleteEdge(DomTreeT&,
>> >> llvm::DomTreeBuilder::SemiNCAInfo<DomTreeT>::BatchUpdatePtr,
>> >> llvm::DomTreeBuilder::SemiNCAInfo<DomTreeT>::NodePtr,
>> >>
>> llvm::DomTreeBuilder::SemiNCAInfo<DomTreeT>::NodePtr)::<lambda(llvm::DomTreeBuilder::SemiNCAInfo<DomTreeT>::NodePtr,
>>
>> >>
>> >> llvm::DomTreeBuilder::SemiNCAInfo<DomTreeT>::NodePtr)> [with DomTreeT =
>> >> llvm::DominatorTreeBase<mlir::Block, true>;
>> >> llvm::DomTreeBuilder::SemiNCAInfo<DomTreeT>::NodePtr = mlir::Block*]’
>> >>
>> /root/LLVM/llvm-project-new/llvm-project/llvm/include/llvm/Support/GenericDomTreeConstruction.h:882:25:
>>
>> >>
>> >>    required from ‘struct
>> >> llvm::DomTreeBuilder::SemiNCAInfo<DomTreeT>::DeleteEdge(DomTreeT&,
>> >> llvm::DomTreeBuilder::SemiNCAInfo<DomTreeT>::BatchUpdatePtr,
>> >> llvm::DomTreeBuilder::SemiNCAInfo<DomTreeT>::NodePtr,
>> >> llvm::DomTreeBuilder::SemiNCAInfo<DomTreeT>::NodePtr) [with DomTreeT =
>> >> llvm::DominatorTreeBase<mlir::Block, true>;
>> >> llvm::DomTreeBuilder::SemiNCAInfo<DomTreeT>::BatchUpdatePtr =
>> >> llvm::DomTreeBuilder::SemiNCAInfo<llvm::DominatorTreeBase<mlir::Block,
>> >> true> >::BatchUpdateInfo*;
>> >> llvm::DomTreeBuilder::SemiNCAInfo<DomTreeT>::NodePtr =
>> >> mlir::Block*]::<lambda(using NodePtr = using NodePtr = class
>> >> mlir::Block*,
>> >> using NodePtr = using NodePtr = class mlir::Block*)>’
>> >>
>> /root/LLVM/llvm-project-new/llvm-project/llvm/include/llvm/Support/GenericDomTreeConstruction.h:882:10:
>>
>> >>
>> >>    required from ‘static void
>> >> llvm::DomTreeBuilder::SemiNCAInfo<DomTreeT>::DeleteEdge(DomTreeT&,
>> >> llvm::DomTreeBuilder::SemiNCAInfo<DomTreeT>::BatchUpdatePtr,
>> >> llvm::DomTreeBuilder::SemiNCAInfo<DomTreeT>::NodePtr,
>> >> llvm::DomTreeBuilder::SemiNCAInfo<DomTreeT>::NodePtr) [with DomTreeT =
>> >> llvm::DominatorTreeBase<mlir::Block, true>;
>> >> llvm::DomTreeBuilder::SemiNCAInfo<DomTreeT>::BatchUpdatePtr =
>> >> llvm::DomTreeBuilder::SemiNCAInfo<llvm::DominatorTreeBase<mlir::Block,
>> >> true> >::BatchUpdateInfo*;
>> >> llvm::DomTreeBuilder::SemiNCAInfo<DomTreeT>::NodePtr = mlir::Block*]’
>> >>
>> /root/LLVM/llvm-project-new/llvm-project/llvm/include/llvm/Support/GenericDomTreeConstruction.h:1540:36:
>>
>> >>
>> >>    required from ‘void llvm::DomTreeBuilder::DeleteEdge(DomTreeT&,
>> >> typename
>> >> DomTreeT::NodePtr, typename DomTreeT::NodePtr) [with DomTreeT =
>> >> llvm::DominatorTreeBase<mlir::Block, true>; typename DomTreeT::NodePtr
>> =
>> >> mlir::Block*]’
>> >>
>> /root/LLVM/llvm-project-new/llvm-project/llvm/include/llvm/Support/GenericDomTree.h:561:31:
>>
>> >>
>> >>    required from ‘void llvm::DominatorTreeBase<NodeT,
>> >> IsPostDom>::deleteEdge(NodeT*, NodeT*) [with NodeT = mlir::Block; bool
>> >> IsPostDom = true]’
>> >>
>> /root/LLVM/llvm-project-new/llvm-project/mlir/lib/Analysis/Dominance.cpp:23:22:
>>
>> >>
>> >>    required from here
>> >>
>> /root/LLVM/llvm-project-new/llvm-project/llvm/include/llvm/ADT/iterator.h:366:17:
>>
>> >>
>> >> error: passing ‘const mlir::PredecessorIterator’ as ‘this’ argument
>> >> discards qualifiers [-fpermissive]
>> >>       NR.second = *this->I;
>> >>                   ^~~~~~~~
>> >> In file included from
>> >>
>> /root/LLVM/llvm-project-new/llvm-project/mlir/include/mlir/Support/STLExtras.h:18:0,
>>
>> >>
>> >>                   from
>> >>
>> /root/LLVM/llvm-project-new/llvm-project/mlir/include/mlir/IR/StorageUniquerSupport.h:17,
>>
>> >>
>> >>                   from
>> >>
>> /root/LLVM/llvm-project-new/llvm-project/mlir/include/mlir/IR/TypeSupport.h:17,
>>
>> >>
>> >>                   from
>> >>
>> /root/LLVM/llvm-project-new/llvm-project/mlir/include/mlir/IR/Types.h:12,
>> >>
>> >>                   from
>> >>
>> /root/LLVM/llvm-project-new/llvm-project/mlir/include/mlir/IR/Value.h:16,
>> >>
>> >>                   from
>> >>
>> /root/LLVM/llvm-project-new/llvm-project/mlir/include/mlir/IR/BlockSupport.h:16,
>>
>> >>
>> >>                   from
>> >>
>> /root/LLVM/llvm-project-new/llvm-project/mlir/include/mlir/IR/Block.h:16,
>> >>
>> >>                   from
>> >>
>> /root/LLVM/llvm-project-new/llvm-project/mlir/include/mlir/IR/Region.h:16,
>> >>
>> >>                   from
>> >>
>> /root/LLVM/llvm-project-new/llvm-project/mlir/include/mlir/IR/RegionGraphTraits.h:18,
>>
>> >>
>> >>                   from
>> >>
>> /root/LLVM/llvm-project-new/llvm-project/mlir/include/mlir/Analysis/Dominance.h:12,
>>
>> >>
>> >>                   from
>> >>
>> /root/LLVM/llvm-project-new/llvm-project/mlir/lib/Analysis/Dominance.cpp:14:
>>
>> >>
>> >>
>> /root/LLVM/llvm-project-new/llvm-project/llvm/include/llvm/ADT/STLExtras.h:217:16:
>>
>> >>
>> >> note:   in call to ‘FuncReturnTy llvm::mapped_iterator<ItTy, FuncTy,
>> >> FuncReturnTy>::operator*() [with ItTy =
>> >> mlir::ValueUseIterator<mlir::BlockOperand>; FuncTy = mlir::Block*
>> >> (*)(mlir::BlockOperand&); FuncReturnTy = mlir::Block*]’
>> >>     FuncReturnTy operator*() { return F(*this->I); }
>> _______________________________________________
>> flang-dev mailing list
>> flang-dev at lists.llvm.org
>> https://lists.llvm.org/cgi-bin/mailman/listinfo/flang-dev
>>
>
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