[llvm] [UTC][VPlan] Use `-vplan-print-after` for VPlan-dump-based tests (PR #178736)

Wed Feb 11 01:10:25 PST 2026

================
@@ -597,6 +597,10 @@ def invoke_tool(exe, cmd_args, ir, preprocess_cmd=None, verbose=False):
     r"^\s*\'(?P<func>[\w.$-]+?)\'[^\n]*" r"\s*\n(?P<body>.*)$", flags=(re.X | re.S)
 )
 
+VPLAN_RE = re.compile(
+    r"\'(?P<func>[\w.$-]+?)\'[^\n]*\n(?P<body>.*)\n$", flags=(re.X | re.S)
----------------
artagnon wrote:

```suggestion
    r"\'(?P<func>[\w.$-]+?)\'[^\n]*" r"\s*\n(?P<body>.*)$", flags=(re.X | re.S)
```

For more consistency with other patterns?

https://github.com/llvm/llvm-project/pull/178736
