[lldb] [llvm] [lldb] Fix GetIndexOfChildWithName on register sets (PR #212727)

[via llvm-commits]

github-actions[bot] wrote:

<!--PREMERGE ADVISOR COMMENT: Linux-->
# :penguin: Linux x64 Test Results

* 34130 tests passed
* 511 tests skipped
* 1 test failed

## Failed Tests
(click on a test name to see its output)

### lldb-api
<details>
<summary>lldb-api.python_api/frame/TestFrames.py</summary>

```
Script:
--
/usr/bin/python3 /home/gha/actions-runner/_work/llvm-project/llvm-project/lldb/test/API/dotest.py -u CXXFLAGS -u CFLAGS --env LLVM_LIBS_DIR=/home/gha/actions-runner/_work/llvm-project/llvm-project/build/./lib --env LLVM_INCLUDE_DIR=/home/gha/actions-runner/_work/llvm-project/llvm-project/build/include --env LLVM_TOOLS_DIR=/home/gha/actions-runner/_work/llvm-project/llvm-project/build/./bin --libcxx-include-dir /home/gha/actions-runner/_work/llvm-project/llvm-project/build/include/c++/v1 --libcxx-include-target-dir /home/gha/actions-runner/_work/llvm-project/llvm-project/build/include/x86_64-unknown-linux-gnu/c++/v1 --libcxx-library-dir /home/gha/actions-runner/_work/llvm-project/llvm-project/build/./lib/x86_64-unknown-linux-gnu --triple x86_64-unknown-linux-gnu --build-dir /home/gha/actions-runner/_work/llvm-project/llvm-project/build/lldb-test-build --lldb-module-cache-dir /home/gha/actions-runner/_work/llvm-project/llvm-project/build/lldb-test-build/module-cache-lldb/lldb-api --clang-module-cache-dir /home/gha/actions-runner/_work/llvm-project/llvm-project/build/lldb-test-build/module-cache-clang/lldb-api --executable /home/gha/actions-runner/_work/llvm-project/llvm-project/build/./bin/lldb --lldb-python-dir /home/gha/actions-runner/_work/llvm-project/llvm-project/build/local/lib/python3.12/dist-packages --compiler /home/gha/actions-runner/_work/llvm-project/llvm-project/build/./bin/clang --dsymutil /home/gha/actions-runner/_work/llvm-project/llvm-project/build/./bin/dsymutil --make /usr/bin/gmake --llvm-tools-dir /home/gha/actions-runner/_work/llvm-project/llvm-project/build/./bin --lldb-obj-root /home/gha/actions-runner/_work/llvm-project/llvm-project/build/tools/lldb --lldb-libs-dir /home/gha/actions-runner/_work/llvm-project/llvm-project/build/./lib --cmake-build-type Release /home/gha/actions-runner/_work/llvm-project/llvm-project/lldb/test/API/python_api/frame -p TestFrames.py
--
Exit Code: 1

Command Output (stdout):
--
Skipping the following test categories: msvcstl, dsym, pdb, gmodules, debugserver, objc

--
Command Output (stderr):
--
UNSUPPORTED: LLDB (/home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/clang-x86_64) :: test_frame_api_IsEqual_dsym (TestFrames.FrameAPITestCase.test_frame_api_IsEqual_dsym) (test case does not fall in any category of interest for this run) 
PASS: LLDB (/home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/clang-x86_64) :: test_frame_api_IsEqual_dwarf (TestFrames.FrameAPITestCase.test_frame_api_IsEqual_dwarf)
PASS: LLDB (/home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/clang-x86_64) :: test_frame_api_IsEqual_dwo (TestFrames.FrameAPITestCase.test_frame_api_IsEqual_dwo)
UNSUPPORTED: LLDB (/home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/clang-x86_64) :: test_frame_api_boundary_condition_dsym (TestFrames.FrameAPITestCase.test_frame_api_boundary_condition_dsym) (test case does not fall in any category of interest for this run) 
PASS: LLDB (/home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/clang-x86_64) :: test_frame_api_boundary_condition_dwarf (TestFrames.FrameAPITestCase.test_frame_api_boundary_condition_dwarf)
PASS: LLDB (/home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/clang-x86_64) :: test_frame_api_boundary_condition_dwo (TestFrames.FrameAPITestCase.test_frame_api_boundary_condition_dwo)
UNSUPPORTED: LLDB (/home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/clang-x86_64) :: test_get_arg_vals_for_call_stack_dsym (TestFrames.FrameAPITestCase.test_get_arg_vals_for_call_stack_dsym) (test case does not fall in any category of interest for this run) 
FAIL: LLDB (/home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/clang-x86_64) :: test_get_arg_vals_for_call_stack_dwarf (TestFrames.FrameAPITestCase.test_get_arg_vals_for_call_stack_dwarf)
Log Files:
 - /home/gha/actions-runner/_work/llvm-project/llvm-project/build/lldb-test-build/python_api/frame/TestFrames/Failure_test_get_arg_vals_for_call_stack_dwarf.log
FAIL: LLDB (/home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/clang-x86_64) :: test_get_arg_vals_for_call_stack_dwo (TestFrames.FrameAPITestCase.test_get_arg_vals_for_call_stack_dwo)
Log Files:
 - /home/gha/actions-runner/_work/llvm-project/llvm-project/build/lldb-test-build/python_api/frame/TestFrames/Failure_test_get_arg_vals_for_call_stack_dwo.log
======================================================================
FAIL: test_get_arg_vals_for_call_stack_dwarf (TestFrames.FrameAPITestCase.test_get_arg_vals_for_call_stack_dwarf)
   Exercise SBFrame.GetVariables() API to get argument vals.
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/home/gha/actions-runner/_work/llvm-project/llvm-project/lldb/packages/Python/lldbsuite/test/lldbtest.py", line 2168, in test_method
    return attrvalue(self)
           ^^^^^^^^^^^^^^^
  File "/home/gha/actions-runner/_work/llvm-project/llvm-project/lldb/test/API/python_api/frame/TestFrames.py", line 75, in test_get_arg_vals_for_call_stack
    self.assertTrue(pc_value, "We should have a valid PC.")
AssertionError: No value is not true : We should have a valid PC.
Config=x86_64-/home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/clang
======================================================================
FAIL: test_get_arg_vals_for_call_stack_dwo (TestFrames.FrameAPITestCase.test_get_arg_vals_for_call_stack_dwo)
   Exercise SBFrame.GetVariables() API to get argument vals.
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/home/gha/actions-runner/_work/llvm-project/llvm-project/lldb/packages/Python/lldbsuite/test/lldbtest.py", line 2168, in test_method
    return attrvalue(self)
           ^^^^^^^^^^^^^^^
  File "/home/gha/actions-runner/_work/llvm-project/llvm-project/lldb/test/API/python_api/frame/TestFrames.py", line 75, in test_get_arg_vals_for_call_stack
    self.assertTrue(pc_value, "We should have a valid PC.")
AssertionError: No value is not true : We should have a valid PC.
Config=x86_64-/home/gha/actions-runner/_work/llvm-project/llvm-project/build/bin/clang
----------------------------------------------------------------------
Ran 9 tests in 1.004s

FAILED (failures=2, skipped=3)

--

```
</details>

If these failures are unrelated to your changes (for example tests are broken or flaky at HEAD), please open an issue at https://github.com/llvm/llvm-project/issues and add the `infrastructure` label.

https://github.com/llvm/llvm-project/pull/212727