[NFC] Set a variable in the mlir data formatter (#65554)

walter-erquinigo · web-flow · commit 9d1063642cf7 · 2023-09-06T20:13:39.000-04:00
The formatter fails when num_children is invoked and self.impl_type is
not set.
diff --git a/mlir/utils/lldb-scripts/mlirDataFormatters.py b/mlir/utils/lldb-scripts/mlirDataFormatters.py
@@ -196,6 +196,7 @@ def __init__(self, valobj: lldb.SBValue, internal_dict):
             valobj, self.abstractVal, internal_dict
         )
         if not self.type:
+            self.impl_type = None
             return
 
         # Grab the ImplTy from the resolved type. This is the 3rd template

Original file line number	Diff line number	Diff line change
`@@ -196,6 +196,7 @@ def __init__(self, valobj: lldb.SBValue, internal_dict):`
`196`	`196`	`valobj, self.abstractVal, internal_dict`
`197`	`197`	`)`
`198`	`198`	`if not self.type:`
	`199`	`+ self.impl_type = None`
`199`	`200`	`return`
`200`	`201`
`201`	`202`	`# Grab the ImplTy from the resolved type. This is the 3rd template`