[compiler-rt] fix(compiler-rt/**.py): fix invalid escape sequences (PR #94030)

Eisuke Kawashima via llvm-commits llvm-commits at lists.llvm.org
Mon Oct 28 14:43:47 PDT 2024


https://github.com/e-kwsm updated https://github.com/llvm/llvm-project/pull/94030

>From 6225fc70dad97531b63a4100695acf06269707bf Mon Sep 17 00:00:00 2001
From: Eisuke Kawashima <e-kwsm at users.noreply.github.com>
Date: Sat, 11 May 2024 02:39:21 +0900
Subject: [PATCH] fix(compiler-rt/**.py): fix invalid escape sequences

---
 compiler-rt/lib/asan/scripts/asan_symbolize.py  | 4 ++--
 compiler-rt/lib/hwasan/scripts/hwasan_symbolize | 2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/compiler-rt/lib/asan/scripts/asan_symbolize.py b/compiler-rt/lib/asan/scripts/asan_symbolize.py
index b08769614aeb18..058a1614b55e6a 100755
--- a/compiler-rt/lib/asan/scripts/asan_symbolize.py
+++ b/compiler-rt/lib/asan/scripts/asan_symbolize.py
@@ -316,7 +316,7 @@ def symbolize(self, addr, binary, offset):
         #   * For C functions atos omits parentheses and argument types.
         #   * For C++ functions the function name (i.e., `foo` above) may contain
         #     templates which may contain parentheses.
-        match = re.match("^(.*) \(in (.*)\) \((.*:\d*)\)$", atos_line)
+        match = re.match(r"^(.*) \(in (.*)\) \((.*:\d*)\)$", atos_line)
         logging.debug("atos_line: %s", atos_line)
         if match:
             function_name = match.group(1)
@@ -541,7 +541,7 @@ def process_line_posix(self, line):
         # names in the regex because it could be an
         # Objective-C or C++ demangled name.
         stack_trace_line_format = (
-            "^( *#([0-9]+) *)(0x[0-9a-f]+) *(?:in *.+)? *\((.*)\+(0x[0-9a-f]+)\)"
+            r"^( *#([0-9]+) *)(0x[0-9a-f]+) *(?:in *.+)? *\((.*)\+(0x[0-9a-f]+)\)"
         )
         match = re.match(stack_trace_line_format, line)
         if not match:
diff --git a/compiler-rt/lib/hwasan/scripts/hwasan_symbolize b/compiler-rt/lib/hwasan/scripts/hwasan_symbolize
index d1b2857ccd8156..efca6b82809b97 100755
--- a/compiler-rt/lib/hwasan/scripts/hwasan_symbolize
+++ b/compiler-rt/lib/hwasan/scripts/hwasan_symbolize
@@ -316,7 +316,7 @@ class Symbolizer:
       self.__last_access_tag = int(match.group(2), 16)
 
   def process_tag_dump_line(self, line, ignore_tags=False):
-    m = re.match(r'.*?(0x[0-9a-f]+):' + '([ ]*[\[ ][0-9a-f][0-9a-f]\]?)' * 16, line)
+    m = re.match(r'.*?(0x[0-9a-f]+):' + r'([ ]*[\[ ][0-9a-f][0-9a-f]\]?)' * 16, line)
     if m is None:
       return False
     addr = m.group(1)



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