[Lldb-commits] [lldb] Ensure that the Synthetic children of a ValueObject are managed by their parents ClusterManager (PR #192561)

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github-actions[bot] wrote:

<!--LLVM CODE FORMAT COMMENT: {darker}-->


:warning: Python code formatter, darker found issues in your code. :warning:

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<summary>
You can test this locally with the following command:
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``````````bash
darker --check --diff -r origin/main...HEAD lldb/packages/Python/lldbsuite/test/lldbtest.py lldb/test/API/commands/expression/issue_11588/Test11588.py lldb/test/API/functionalities/data-formatter/callback-matching/TestDataFormatterCallbackMatching.py lldb/test/API/functionalities/data-formatter/data-formatter-python-synth/ftsp.py lldb/test/API/functionalities/data-formatter/type-synth-wants-deref/provider.py lldb/test/API/python_api/formatters/synth.py
``````````

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in a stack if you are using a stacked PR workflow. You can limit the results by
changing `origin/main` to the base branch/commit you want to compare against.
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View the diff from darker here.
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``````````diff
--- test/API/functionalities/data-formatter/data-formatter-python-synth/ftsp.py	2026-04-16 21:48:59.000000 +0000
+++ test/API/functionalities/data-formatter/data-formatter-python-synth/ftsp.py	2026-04-16 22:47:44.049271 +0000
@@ -19,13 +19,11 @@
         if index == 0:
             return self.x.Cast(self.char)
         if index == 4:
             data = lldb.SBData.CreateDataFromInt(self.count)
             type = self.valobj.target.FindFirstType("char")
-            return self.valobj.CreateValueFromData(
-                str(index), data, type
-            )
+            return self.valobj.CreateValueFromData(str(index), data, type)
         return self.x.CreateChildAtOffset(str(index), index, self.char)
 
     def update(self):
         self.x = self.valobj.GetChildMemberWithName("x")
         self.char = self.valobj.GetType().GetBasicType(lldb.eBasicTypeChar)
--- test/API/functionalities/data-formatter/type-synth-wants-deref/provider.py	2026-04-16 21:48:59.000000 +0000
+++ test/API/functionalities/data-formatter/type-synth-wants-deref/provider.py	2026-04-16 22:47:44.067261 +0000
@@ -1,6 +1,7 @@
 import lldb
+
 
 class WrapperSynthProvider:
     def __init__(self, valobj, internal_dict):
         self.valobj = valobj
         self.sum_value = None
--- test/API/python_api/formatters/synth.py	2026-04-16 21:48:59.000000 +0000
+++ test/API/python_api/formatters/synth.py	2026-04-16 22:47:44.110914 +0000
@@ -12,10 +12,11 @@
         child = None
         if index == 0:
             child = self.valobj.GetChildMemberWithName("A")
         if index == 1:
             import lldb
+
             data = lldb.SBData.CreateDataFromInt(1)
             type = self.valobj.target.FindFirstType("int")
             child = self.valobj.CreateValueFromData("X", data, type)
         return child
 

``````````

</details>


https://github.com/llvm/llvm-project/pull/192561