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Merge "Add new compiler warning patterns" 

am: 3a59a5f66a

Change-Id: I4fdc1a183acbbf596e044cf43350f4398e97a02f
This commit is contained in:
Chih-hung Hsieh 2020-01-07 14:04:47 -08:00 committed by android-build-merger
parent 7da11edb71 3a59a5f66a
commit c2c765a00a
3 changed files with 40 additions and 13 deletions
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3
tools/warn/cpp_warn_patterns.py
View File

@ -426,6 +426,9 @@ patterns = [
{'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wnon-literal-null-conversion',
'description': 'Zero used as null pointer',
'patterns': [r".*: warning: expression .* zero treated as a null pointer constant"]},
{'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wpointer-compare',
'description': 'Compare pointer to null character',
'patterns': [r".*: warning: comparing a pointer to a null character constant"]},
{'category': 'C/C++', 'severity': Severity.MEDIUM,
'description': 'Implicit conversion changes value or loses precision',
'patterns': [r".*: warning: implicit conversion .* changes value from .* to .*-conversion",

26
tools/warn/java_warn_patterns.py
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@ -42,8 +42,9 @@ def java_low(description, pattern_list):
patterns = [
# pylint:disable=line-too-long,g-inconsistent-quotes
# Warnings from Javac
java_medium('Use of deprecated member',
[r'.*: warning: \[deprecation\] .+']),
java_medium('Use of deprecated',
[r'.*: warning: \[deprecation\] .+',
r'.*: warning: \[removal\] .+ has been deprecated and marked for removal$']),
java_medium('Unchecked conversion',
[r'.*: warning: \[unchecked\] .+']),
# Warnings generated by Error Prone
@ -125,6 +126,8 @@ patterns = [
[r".*: warning: \[UseBinds\] .+"]),
java_low('Wildcard imports, static or otherwise, should not be used',
[r".*: warning: \[WildcardImport\] .+"]),
java_medium('AcronymName',
[r".*\.java:.*: warning: .+ \[AcronymName\]$"]),
java_medium('Method reference is ambiguous',
[r".*: warning: \[AmbiguousMethodReference\] .+"]),
java_medium('This method passes a pair of parameters through to String.format, but the enclosing method wasn\'t annotated @FormatMethod. Doing so gives compile-time rather than run-time protection against malformed format strings.',
@ -265,6 +268,8 @@ patterns = [
[r".*: warning: \[InstanceOfAndCastMatchWrongType\] .+"]),
java_medium('Expression of type int may overflow before being assigned to a long',
[r".*: warning: \[IntLongMath\] .+"]),
java_medium('IntentBuilderName',
[r".*\.java:.*: warning: .+ \[IntentBuilderName\]$"]),
java_medium('This @param tag doesn\'t refer to a parameter of the method.',
[r".*: warning: \[InvalidParam\] .+"]),
java_medium('This tag is invalid.',
@ -319,6 +324,8 @@ patterns = [
[r".*: warning: \[NonCanonicalStaticMemberImport\] .+"]),
java_medium('equals method doesn\'t override Object.equals',
[r".*: warning: \[NonOverridingEquals\] .+"]),
java_medium('Not closeable',
[r".*\.java:.*: warning: .+ \[NotCloseable\]$"]),
java_medium('Constructors should not be annotated with @Nullable since they cannot return null',
[r".*: warning: \[NullableConstructor\] .+"]),
java_medium('Dereference of possibly-null value',
@ -369,6 +376,8 @@ patterns = [
[r".*: warning: \[RequiredModifiers\] .+"]),
java_medium('Void methods should not have a @return tag.',
[r".*: warning: \[ReturnFromVoid\] .+"]),
java_medium('SAM-compatible parameters should be last',
[r".*\.java:.*: warning: .+ \[SamShouldBeLast\]$"]),
java_medium(u'Prefer the short-circuiting boolean operators \u0026\u0026 and || to \u0026 and |.',
[r".*: warning: \[ShortCircuitBoolean\] .+"]),
java_medium('Writes to static fields should not be guarded by instance locks',
@ -431,6 +440,10 @@ patterns = [
[r".*: warning: \[UnusedException\] .+"]),
java_medium('Java assert is used in test. For testing purposes Assert.* matchers should be used.',
[r".*: warning: \[UseCorrectAssertInTests\] .+"]),
java_medium('UserHandle',
[r".*\.java:.*: warning: .+ \[UserHandle\]$"]),
java_medium('UserHandleName',
[r".*\.java:.*: warning: .+ \[UserHandleName\]$"]),
java_medium('Non-constant variable missing @Var annotation',
[r".*: warning: \[Var\] .+"]),
java_medium('variableName and type with the same name would refer to the static field instead of the class',
@ -449,6 +462,8 @@ patterns = [
[r".*: warning: \[ArrayFillIncompatibleType\] .+"]),
java_high('hashcode method on array does not hash array contents',
[r".*: warning: \[ArrayHashCode\] .+"]),
java_high('ArrayReturn',
[r".*\.java:.*: warning: .+ \[ArrayReturn\]$"]),
java_high('Calling toString on an array does not provide useful information',
[r".*: warning: \[ArrayToString\] .+"]),
java_high('Arrays.asList does not autobox primitive arrays, as one might expect.',
@ -500,7 +515,7 @@ patterns = [
java_high('Thread created but not started',
[r".*: warning: \[DeadThread\] .+"]),
java_high('Deprecated item is not annotated with @Deprecated',
[r".*: warning: \[DepAnn\] .+"]),
[r".*\.java:.*: warning: \[.*\] .+ is not annotated with @Deprecated$"]),
java_high('Division by integer literal zero',
[r".*: warning: \[DivZero\] .+"]),
java_high('This method should not be called.',
@ -721,4 +736,9 @@ patterns = [
[r".*: warning: \[UnusedCollectionModifiedInPlace\] .+"]),
java_high('`var` should not be used as a type name.',
[r".*: warning: \[VarTypeName\] .+"]),
# Other javac tool warnings
java_medium('addNdkApiCoverage failed to getPackage',
[r".*: warning: addNdkApiCoverage failed to getPackage"]),
java_medium('Supported version from annotation processor',
[r".*: warning: Supported source version .+ from annotation processor"]),
]

24
tools/warn/other_warn_patterns.py
View File

@ -39,6 +39,10 @@ def asm(description, pattern_list):
return warn('asm', Severity.MEDIUM, description, pattern_list)
def kotlin(description, pattern_list):
return warn('Kotlin', Severity.MEDIUM, description, pattern_list)
patterns = [
# pylint:disable=line-too-long,g-inconsistent-quotes
# aapt warnings
@ -96,16 +100,16 @@ patterns = [
'description': 'Proto: Import not used',
'patterns': [r".*: warning: Import .*/.*\.proto but not used.$"]},
# Kotlin warnings
{'category': 'Kotlin', 'severity': Severity.MEDIUM,
'description': 'Kotlin: never used parameter or variable',
'patterns': [r".*: warning: (parameter|variable) '.*' is never used$"]},
{'category': 'Kotlin', 'severity': Severity.MEDIUM,
'description': 'Kotlin: Deprecated in Java',
'patterns': [r".*: warning: '.*' is deprecated. Deprecated in Java"]},
{'category': 'Kotlin', 'severity': Severity.MEDIUM,
'description': 'Kotlin: library has Kotlin runtime',
'patterns': [r".*: warning: library has Kotlin runtime bundled into it",
r".*: warning: some JAR files .* have the Kotlin Runtime library"]},
kotlin('never used parameter or variable',
[r".*\.kt:.*: warning: (parameter|variable) '.*' is never used$",
r".*\.kt:.*: warning: (parameter|variable) '.*' is never used, could be renamed to _$"]),
kotlin('unchecked cast',
[r".*\.kt:.*: warning: unchecked cast: .* to .*$"]),
kotlin('Deprecated in Java',
[r".*\.kt:.*: warning: '.*' is deprecated. Deprecated in Java"]),
kotlin('library has Kotlin runtime',
[r".*: warning: library has Kotlin runtime bundled into it",
r".*: warning: some JAR files .* have the Kotlin Runtime library"]),
# Rust warnings
{'category': 'Rust', 'severity': Severity.HIGH,
'description': 'Rust: Does not derive Copy',