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Commit 3a59a5f6 authored by Chih-hung Hsieh's avatar Chih-hung Hsieh Committed by Gerrit Code Review
Browse files

Merge "Add new compiler warning patterns"

parents 42f2c761 a9f7746f

tools/warn/cpp_warn_patterns.py

+3 −0
Original line number Diff line number Diff line
@@ -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",

tools/warn/java_warn_patterns.py

+23 −3
Original line number Diff line number Diff line
@@ -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"]),

]

tools/warn/other_warn_patterns.py

+14 −10
Original line number Diff line number Diff line
@@ -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',