[llvm-dev] Attempt to build MLIR.

[Sourabh Singh Tomar via llvm-dev]

Not sure, tried couple of times. Seems like while building with
"-DBUILD_SHARED_LIBS=ON" causes all these problems.
However, building MLIR with this FLAG disabled -- building fine.

--Sourabh.

On Mon, Jan 13, 2020 at 11:47 AM Stephen Neuendorffer <
stephen.neuendorffer at gmail.com> wrote:

> These errors seem pretty pervasive for me on a clean build.  It appears
> that it arises because when tablegen'd headers are included in a .h file,
> every place where that .h file is used needs a dependency on the
> corresponding IncGen targets.  This seems broken in the short term and
> unmaintainable in the long term.  There really needs to be a way of
> automatically generating the right dependencies.
>
> Steve
>
>
> On Tue, Dec 24, 2019 at 9:13 AM Mehdi Amini via llvm-dev <
> llvm-dev at lists.llvm.org> wrote:
>
>> Hi Sourabh,
>>
>> This usually indicates a missing dependency in our CMakeLists.txt, if
>> you restart the build a couple of times it will likely succeed.
>>
>> I will try to fix this missing dependency today.
>>
>> --
>> Mehdi
>>
>>
>> On Tue, Dec 24, 2019 at 1:37 AM Sourabh Singh Tomar <sourav0311 at gmail.com>
>> wrote:
>>
>>> Hello everyone,
>>>
>>> Since MLIR landed today. I'm trying to build it using
>>> cmake ../llvm/ -DCMAKE_BUILD_TYPE=RELEASE -DLLVM_TARGETS_TO_BUILD=X86
>>> -DLLVM_ALL_PROJECTS="clang;lld;lldb;mlir" -DBUILD_SHARED_LIBS=ON
>>> -DCLANG_DEFAULT_LINKER:STRING=lld
>>>
>>> and also by adding -DLLVM_ALL_PROJECTS.
>>>
>>> It's giving this compilation error --
>>>
>>> Building CXX object
>>> tools/mlir/lib/Analysis/CMakeFiles/obj.MLIRAnalysis.dir/AffineAnalysis.cpp.o
>>> In file included from
>>> /home/sourabh/mirror-upstream/mlir/include/mlir/Dialect/AffineOps/AffineOps.h:22:0,
>>>                  from
>>> /home/sourabh/mirror-upstream/mlir/lib/Analysis/AffineAnalysis.cpp:17:
>>> /home/sourabh/mirror-upstream/mlir/include/mlir/Transforms/LoopLikeInterface.h:22:10:
>>> fatal error: mlir/Transforms/LoopLikeInterface.h.inc: No such file or
>>> directory
>>>  #include "mlir/Transforms/LoopLikeInterface.h.inc"
>>>           ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>>>
>>> Am I missing something? -- some pre-requisites ?
>>>
>>> Thanks in anticipation!
>>> Sourabh.
>>> compilation terminated.
>>>
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>
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