[hwasan] add pattern for short tag in symbolizer

[jeoerl]

Summary

Lines with 'record_addr:' are not processed when failing to decode
access tag. The regular format is: %02x/%02x but for a short tag it's:
%02x/%02x(%02x). Now it will handle both cases.

Tested-by: Ivar Henckel <[e-mail]>

[fmayer]

LGTM thanks for the fix

[jeoerl]

Thanks for reviewing. Can someone please help pushing with author: Johan Erlandsson <[e-mail]> ?

compiler-rt/lib/hwasan/scripts/hwasan_symbolize

if match:
         self.print(line.rstrip())
     else:
       self.print(line.rstrip())
 
   def save_access_address(self, line):
     match = re.match(r'^(.*?)HWAddressSanitizer: tag-mismatch on address (0x[0-9a-f]+) ', line, re.UNICODE)
     if match:
       self.__last_access_address = int(match.group(2), 16)
-    match = re.match(r'^(.*?) of size [0-9]+ at 0x[0-9a-f]* tags: ([0-9a-f]+)/[0-9a-f]+ \(ptr/mem\)', line, re.UNICODE)
+    match = re.match(r'^(.*?) of size [0-9]+ at 0x[0-9a-f]* tags: ([0-9a-f]+)/[0-9a-f]+(\([0-9a-f]+\))? \(ptr/mem\)', line, re.UNICODE)
     if match:
       self.__last_access_tag = int(match.group(2), 16)
 
   def process_stack_history(self, line, ignore_tags=False):
     if self.__last_access_address is None or self.__last_access_tag is None:
       return
     if re.match(r'Previously allocated frames:', line, re.UNICODE):
       return True