Add a new ANALYZER severity group.
* Separate clang-tidy's clang-analyzer-* warnings from
other clang-tidy warnings.
Bug: 31559947
Test: build with WITH_TIDY=1 and DEFAULT_GLOBAL_TIDY_CHECKS=*,-readability-*,-google-readability-*
Change-Id: If03c421c9319741ef6588bc0d803b6da0cc4433a
diff --git a/tools/warn.py b/tools/warn.py
index 4ed4952..ea1cd22 100755
--- a/tools/warn.py
+++ b/tools/warn.py
@@ -109,17 +109,19 @@
HIGH = 1
MEDIUM = 2
LOW = 3
- TIDY = 4
- HARMLESS = 5
- UNKNOWN = 6
- SKIP = 7
- range = range(8)
+ ANALYZER = 4
+ TIDY = 5
+ HARMLESS = 6
+ UNKNOWN = 7
+ SKIP = 8
+ range = range(SKIP + 1)
attributes = [
# pylint:disable=bad-whitespace
['fuchsia', 'FixNow', 'Critical warnings, fix me now'],
['red', 'High', 'High severity warnings'],
['orange', 'Medium', 'Medium severity warnings'],
['yellow', 'Low', 'Low severity warnings'],
+ ['hotpink', 'Analyzer', 'Clang-Analyzer warnings'],
['peachpuff', 'Tidy', 'Clang-Tidy warnings'],
['limegreen', 'Harmless', 'Harmless warnings'],
['lightblue', 'Unknown', 'Unknown warnings'],
@@ -131,6 +133,9 @@
warn_patterns = [
# pylint:disable=line-too-long,g-inconsistent-quotes
+ {'category': 'C/C++', 'severity': Severity.ANALYZER,
+ 'description': 'clang-analyzer Security warning',
+ 'patterns': [r".*: warning: .+\[clang-analyzer-security.*\]"]},
{'category': 'make', 'severity': Severity.MEDIUM,
'description': 'make: overriding commands/ignoring old commands',
'patterns': [r".*: warning: overriding commands for target .+",
@@ -1283,8 +1288,8 @@
'description': 'Comment inside comment',
'patterns': [r".*: warning: "".+"" within comment"]},
# Warning "value stored is never read" could be from clang-tidy or clang static analyzer.
- {'category': 'C/C++', 'severity': Severity.TIDY,
- 'description': 'clang-tidy Value stored is never read',
+ {'category': 'C/C++', 'severity': Severity.ANALYZER,
+ 'description': 'clang-analyzer Value stored is never read',
'patterns': [r".*: warning: Value stored to .+ is never read.*clang-analyzer-deadcode.DeadStores"]},
{'category': 'C/C++', 'severity': Severity.LOW,
'description': 'Value stored is never read',
@@ -1601,46 +1606,46 @@
{'category': 'C/C++', 'severity': Severity.TIDY,
'description': 'clang-tidy performance-unnecessary-value-param',
'patterns': [r".*: .+\[performance-unnecessary-value-param\]$"]},
- {'category': 'C/C++', 'severity': Severity.TIDY,
+ {'category': 'C/C++', 'severity': Severity.ANALYZER,
'description': 'clang-analyzer Unreachable code',
'patterns': [r".*: warning: This statement is never executed.*UnreachableCode"]},
- {'category': 'C/C++', 'severity': Severity.TIDY,
+ {'category': 'C/C++', 'severity': Severity.ANALYZER,
'description': 'clang-analyzer Size of malloc may overflow',
'patterns': [r".*: warning: .* size of .* may overflow .*MallocOverflow"]},
- {'category': 'C/C++', 'severity': Severity.TIDY,
+ {'category': 'C/C++', 'severity': Severity.ANALYZER,
'description': 'clang-analyzer Stream pointer might be NULL',
'patterns': [r".*: warning: Stream pointer might be NULL .*unix.Stream"]},
- {'category': 'C/C++', 'severity': Severity.TIDY,
+ {'category': 'C/C++', 'severity': Severity.ANALYZER,
'description': 'clang-analyzer Opened file never closed',
'patterns': [r".*: warning: Opened File never closed.*unix.Stream"]},
- {'category': 'C/C++', 'severity': Severity.TIDY,
+ {'category': 'C/C++', 'severity': Severity.ANALYZER,
'description': 'clang-analyzer sozeof() on a pointer type',
'patterns': [r".*: warning: .*calls sizeof.* on a pointer type.*SizeofPtr"]},
- {'category': 'C/C++', 'severity': Severity.TIDY,
+ {'category': 'C/C++', 'severity': Severity.ANALYZER,
'description': 'clang-analyzer Pointer arithmetic on non-array variables',
'patterns': [r".*: warning: Pointer arithmetic on non-array variables .*PointerArithm"]},
- {'category': 'C/C++', 'severity': Severity.TIDY,
+ {'category': 'C/C++', 'severity': Severity.ANALYZER,
'description': 'clang-analyzer Subtraction of pointers of different memory chunks',
'patterns': [r".*: warning: Subtraction of two pointers .*PointerSub"]},
- {'category': 'C/C++', 'severity': Severity.TIDY,
+ {'category': 'C/C++', 'severity': Severity.ANALYZER,
'description': 'clang-analyzer Access out-of-bound array element',
'patterns': [r".*: warning: Access out-of-bound array element .*ArrayBound"]},
- {'category': 'C/C++', 'severity': Severity.TIDY,
+ {'category': 'C/C++', 'severity': Severity.ANALYZER,
'description': 'clang-analyzer Out of bound memory access',
'patterns': [r".*: warning: Out of bound memory access .*ArrayBoundV2"]},
- {'category': 'C/C++', 'severity': Severity.TIDY,
+ {'category': 'C/C++', 'severity': Severity.ANALYZER,
'description': 'clang-analyzer Possible lock order reversal',
'patterns': [r".*: warning: .* Possible lock order reversal.*PthreadLock"]},
- {'category': 'C/C++', 'severity': Severity.TIDY,
+ {'category': 'C/C++', 'severity': Severity.ANALYZER,
'description': 'clang-analyzer Argument is a pointer to uninitialized value',
'patterns': [r".*: warning: .* argument is a pointer to uninitialized value .*CallAndMessage"]},
- {'category': 'C/C++', 'severity': Severity.TIDY,
+ {'category': 'C/C++', 'severity': Severity.ANALYZER,
'description': 'clang-analyzer cast to struct',
'patterns': [r".*: warning: Casting a non-structure type to a structure type .*CastToStruct"]},
- {'category': 'C/C++', 'severity': Severity.TIDY,
+ {'category': 'C/C++', 'severity': Severity.ANALYZER,
'description': 'clang-analyzer call path problems',
'patterns': [r".*: warning: Call Path : .+"]},
- {'category': 'C/C++', 'severity': Severity.TIDY,
+ {'category': 'C/C++', 'severity': Severity.ANALYZER,
'description': 'clang-analyzer other',
'patterns': [r".*: .+\[clang-analyzer-.+\]$",
r".*: Call Path : .+$"]},