[llvm] REAPPLY [ORC] Add automatic shared library resolver for unresolved symbols. (attempt 2) (PR #165360)

[LLVM Continuous Integration via llvm-commits]

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `llvm-nvptx-nvidia-ubuntu` running on `as-builder-7` while building `llvm` at step 6 "test-build-unified-tree-check-llvm".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/180/builds/27660

<details>
<summary>Here is the relevant piece of the build log for the reference</summary>

```
Step 6 (test-build-unified-tree-check-llvm) failure: test (failure)
******************** TEST 'LLVM-Unit :: ExecutionEngine/Orc/./OrcJITTests/79/219' FAILED ********************
Script(shard):
--
GTEST_OUTPUT=json:/home/buildbot/worker/as-builder-7/llvm-nvptx-nvidia-ubuntu/build/unittests/ExecutionEngine/Orc/./OrcJITTests-LLVM-Unit-630404-79-219.json GTEST_SHUFFLE=0 GTEST_TOTAL_SHARDS=219 GTEST_SHARD_INDEX=79 /home/buildbot/worker/as-builder-7/llvm-nvptx-nvidia-ubuntu/build/unittests/ExecutionEngine/Orc/./OrcJITTests
--

Script:
--
/home/buildbot/worker/as-builder-7/llvm-nvptx-nvidia-ubuntu/build/unittests/ExecutionEngine/Orc/./OrcJITTests --gtest_filter=LibraryResolverIT.EnumerateSymbols_IncludesUndefineds
--
/home/buildbot/worker/as-builder-7/llvm-nvptx-nvidia-ubuntu/llvm-project/llvm/unittests/ExecutionEngine/Orc/LibraryResolverTest.cpp:350: Failure
Value of: SymbolEnumerator::enumerateSymbols(libC, onEach, Opts)
  Actual: false
Expected: true


/home/buildbot/worker/as-builder-7/llvm-nvptx-nvidia-ubuntu/llvm-project/llvm/unittests/ExecutionEngine/Orc/LibraryResolverTest.cpp:350
Value of: SymbolEnumerator::enumerateSymbols(libC, onEach, Opts)
  Actual: false
Expected: true



********************


```

</details>

https://github.com/llvm/llvm-project/pull/165360