[llvm] [UTC] Record TBAA semantics when autogenerating check lines (PR #147670)

Antonio Frighetto via llvm-commits llvm-commits at lists.llvm.org
Wed Jul 9 03:01:28 PDT 2025


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@@ -620,6 +621,9 @@ def invoke_tool(exe, cmd_args, ir, preprocess_cmd=None, verbose=False):
 
 SEPARATOR = "."
 
+METADATA_NODES_RE = re.compile(r"^\s*!(\d+)\s*=\s*!{(.*)}", re.M)
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antoniofrighetto wrote:

It indeed looks like that is allowed to be unescaped since it doesn't form a valid quantifier. Escaping them as best practice.

https://github.com/llvm/llvm-project/pull/147670


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