diff --git a/tools/warn.py b/tools/warn.py
index 01398be..efa064f 100755
--- a/tools/warn.py
+++ b/tools/warn.py
@@ -177,6 +177,9 @@
     {'category': 'make', 'severity': Severity.MEDIUM,
      'description': 'Invalid SDK/NDK linking',
      'patterns': [r".*: warning: .+ \(.+\) should not link to .+ \(.+\)"]},
+    {'category': 'make', 'severity': Severity.MEDIUM,
+     'description': 'Duplicate header copy',
+     'patterns': [r".*: warning: Duplicate header copy: .+"]},
     {'category': 'C/C++', 'severity': Severity.HIGH, 'option': '-Wimplicit-function-declaration',
      'description': 'Implicit function declaration',
      'patterns': [r".*: warning: implicit declaration of function .+",
@@ -238,9 +241,11 @@
      'description': 'Unused parameter',
      'patterns': [r".*: warning: unused parameter '.*'"]},
     {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wunused',
-     'description': 'Unused function, variable or label',
+     'description': 'Unused function, variable, label, comparison, etc.',
      'patterns': [r".*: warning: '.+' defined but not used",
                   r".*: warning: unused function '.+'",
+                  r".*: warning: unused label '.+'",
+                  r".*: warning: relational comparison result unused",
                   r".*: warning: lambda capture .* is not used",
                   r".*: warning: private field '.+' is not used",
                   r".*: warning: unused variable '.+'"]},
@@ -2513,6 +2518,29 @@
 
     # warnings from clang-tidy
     group_tidy_warn_pattern('android'),
+    simple_tidy_warn_pattern('bugprone-argument-comment'),
+    simple_tidy_warn_pattern('bugprone-copy-constructor-init'),
+    simple_tidy_warn_pattern('bugprone-fold-init-type'),
+    simple_tidy_warn_pattern('bugprone-forward-declaration-namespace'),
+    simple_tidy_warn_pattern('bugprone-forwarding-reference-overload'),
+    simple_tidy_warn_pattern('bugprone-inaccurate-erase'),
+    simple_tidy_warn_pattern('bugprone-incorrect-roundings'),
+    simple_tidy_warn_pattern('bugprone-integer-division'),
+    simple_tidy_warn_pattern('bugprone-lambda-function-name'),
+    simple_tidy_warn_pattern('bugprone-macro-parentheses'),
+    simple_tidy_warn_pattern('bugprone-misplaced-widening-cast'),
+    simple_tidy_warn_pattern('bugprone-move-forwarding-reference'),
+    simple_tidy_warn_pattern('bugprone-sizeof-expression'),
+    simple_tidy_warn_pattern('bugprone-string-constructor'),
+    simple_tidy_warn_pattern('bugprone-string-integer-assignment'),
+    simple_tidy_warn_pattern('bugprone-suspicious-enum-usage'),
+    simple_tidy_warn_pattern('bugprone-suspicious-missing-comma'),
+    simple_tidy_warn_pattern('bugprone-suspicious-string-compare'),
+    simple_tidy_warn_pattern('bugprone-suspicious-semicolon'),
+    simple_tidy_warn_pattern('bugprone-undefined-memory-manipulation'),
+    simple_tidy_warn_pattern('bugprone-unused-raii'),
+    simple_tidy_warn_pattern('bugprone-use-after-move'),
+    group_tidy_warn_pattern('bugprone'),
     group_tidy_warn_pattern('cert'),
     group_tidy_warn_pattern('clang-diagnostic'),
     group_tidy_warn_pattern('cppcoreguidelines'),