https://github.com/HerrCai0907 updated 
https://github.com/llvm/llvm-project/pull/117942

>From 4f6e87664c01ff6277824a0c45089795a1ad30b6 Mon Sep 17 00:00:00 2001
From: Congcong Cai <congcongcai0...@163.com>
Date: Thu, 28 Nov 2024 07:42:37 +0800
Subject: [PATCH] [ast-matcher][NFC] make dump_ast_matchers.py run in any path

---
 clang/docs/tools/dump_ast_matchers.py | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/clang/docs/tools/dump_ast_matchers.py 
b/clang/docs/tools/dump_ast_matchers.py
index 705ff0d4d40985..b6f00657ec914c 100755
--- a/clang/docs/tools/dump_ast_matchers.py
+++ b/clang/docs/tools/dump_ast_matchers.py
@@ -5,6 +5,7 @@
 
 import collections
 import re
+import os
 
 try:
     from urllib.request import urlopen
@@ -18,7 +19,11 @@
     CLASS_INDEX_PAGE = None
     print("Unable to get %s: %s" % (CLASS_INDEX_PAGE_URL, e))
 
-MATCHERS_FILE = "../../include/clang/ASTMatchers/ASTMatchers.h"
+CURRENT_DIR = os.path.dirname(__file__)
+MATCHERS_FILE = os.path.join(
+    CURRENT_DIR, "../../include/clang/ASTMatchers/ASTMatchers.h"
+)
+HTML_FILE = os.path.join(CURRENT_DIR, "../LibASTMatchersReference.html")
 
 # Each matcher is documented in one row of the form:
 #   result | name | argA
@@ -590,7 +595,7 @@ def sort_table(matcher_type, matcher_map):
 narrowing_matcher_table = sort_table("NARROWING", narrowing_matchers)
 traversal_matcher_table = sort_table("TRAVERSAL", traversal_matchers)
 
-reference = open("../LibASTMatchersReference.html").read()
+reference = open(HTML_FILE).read()
 reference = re.sub(
     r"<!-- START_DECL_MATCHERS.*END_DECL_MATCHERS -->",
     node_matcher_table,

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