# # Copyright (C) 2019 The Android Open Source Project # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. """Warning patterns for C/C++ compiler, but not clang-tidy.""" from severity import Severity patterns = [ # pylint:disable=line-too-long,g-inconsistent-quotes {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wimplicit-function-declaration', 'description': 'Implicit function declaration', 'patterns': [r".*: warning: implicit declaration of function .+", r".*: warning: implicitly declaring library function"]}, {'category': 'C/C++', 'severity': Severity.SKIP, 'description': 'skip, conflicting types for ...', 'patterns': [r".*: warning: conflicting types for '.+'"]}, {'category': 'C/C++', 'severity': Severity.HIGH, 'option': '-Wtype-limits', 'description': 'Expression always evaluates to true or false', 'patterns': [r".*: warning: comparison is always .+ due to limited range of data type", r".*: warning: comparison of unsigned .*expression .+ is always true", r".*: warning: comparison of unsigned .*expression .+ is always false"]}, {'category': 'C/C++', 'severity': Severity.HIGH, 'description': 'Use transient memory for control value', 'patterns': [r".*: warning: .+Using such transient memory for the control value is .*dangerous."]}, {'category': 'C/C++', 'severity': Severity.HIGH, 'description': 'Return address of stack memory', 'patterns': [r".*: warning: Address of stack memory .+ returned to caller", r".*: warning: Address of stack memory .+ will be a dangling reference"]}, {'category': 'C/C++', 'severity': Severity.HIGH, 'option': 'infinite-recursion', 'description': 'Infinite recursion', 'patterns': [r".*: warning: all paths through this function will call itself"]}, {'category': 'C/C++', 'severity': Severity.HIGH, 'description': 'Potential buffer overflow', 'patterns': [r".*: warning: Size argument is greater than .+ the destination buffer", r".*: warning: Potential buffer overflow.", r".*: warning: String copy function overflows destination buffer"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'description': 'Incompatible pointer types', 'patterns': [r".*: warning: assignment from incompatible pointer type", r".*: warning: return from incompatible pointer type", r".*: warning: passing argument [0-9]+ of '.*' from incompatible pointer type", r".*: warning: initialization from incompatible pointer type"]}, {'category': 'C/C++', 'severity': Severity.HIGH, 'option': '-fno-builtin', 'description': 'Incompatible declaration of built in function', 'patterns': [r".*: warning: incompatible implicit declaration of built-in function .+"]}, {'category': 'C/C++', 'severity': Severity.HIGH, 'option': '-Wincompatible-library-redeclaration', 'description': 'Incompatible redeclaration of library function', 'patterns': [r".*: warning: incompatible redeclaration of library function .+"]}, {'category': 'C/C++', 'severity': Severity.HIGH, 'description': 'Null passed as non-null argument', 'patterns': [r".*: warning: Null passed to a callee that requires a non-null"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wunused-parameter', 'description': 'Unused parameter', 'patterns': [r".*: warning: unused parameter '.*'"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wunused', '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 '.+'"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wunused-value', 'description': 'Statement with no effect or result unused', 'patterns': [r".*: warning: statement with no effect", r".*: warning: expression result unused"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wunused-result', 'description': 'Ignoreing return value of function', 'patterns': [r".*: warning: ignoring return value of function .+Wunused-result"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wmissing-field-initializers', 'description': 'Missing initializer', 'patterns': [r".*: warning: missing initializer"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wdelete-non-virtual-dtor', 'description': 'Need virtual destructor', 'patterns': [r".*: warning: delete called .* has virtual functions but non-virtual destructor"]}, {'category': 'cont.', 'severity': Severity.SKIP, 'description': 'skip, near initialization for ...', 'patterns': [r".*: warning: \(near initialization for '.+'\)"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wdate-time', 'description': 'Expansion of data or time macro', 'patterns': [r".*: warning: expansion of date or time macro is not reproducible"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wexpansion-to-defined', 'description': 'Macro expansion has undefined behavior', 'patterns': [r".*: warning: macro expansion .* has undefined behavior"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wformat', 'description': 'Format string does not match arguments', 'patterns': [r".*: warning: format '.+' expects type '.+', but argument [0-9]+ has type '.+'", r".*: warning: more '%' conversions than data arguments", r".*: warning: data argument not used by format string", r".*: warning: incomplete format specifier", r".*: warning: unknown conversion type .* in format", r".*: warning: format .+ expects .+ but argument .+Wformat=", r".*: warning: field precision should have .+ but argument has .+Wformat", r".*: warning: format specifies type .+ but the argument has .*type .+Wformat"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wformat-extra-args', 'description': 'Too many arguments for format string', 'patterns': [r".*: warning: too many arguments for format"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'description': 'Too many arguments in call', 'patterns': [r".*: warning: too many arguments in call to "]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wformat-invalid-specifier', 'description': 'Invalid format specifier', 'patterns': [r".*: warning: invalid .+ specifier '.+'.+format-invalid-specifier"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wsign-compare', 'description': 'Comparison between signed and unsigned', 'patterns': [r".*: warning: comparison between signed and unsigned", r".*: warning: comparison of promoted \~unsigned with unsigned", r".*: warning: signed and unsigned type in conditional expression"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'description': 'Comparison between enum and non-enum', 'patterns': [r".*: warning: enumeral and non-enumeral type in conditional expression"]}, {'category': 'libpng', 'severity': Severity.MEDIUM, 'description': 'libpng: zero area', 'patterns': [r".*libpng warning: Ignoring attempt to set cHRM RGB triangle with zero area"]}, {'category': 'aapt', 'severity': Severity.MEDIUM, 'description': 'aapt: no comment for public symbol', 'patterns': [r".*: warning: No comment for public symbol .+"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wmissing-braces', 'description': 'Missing braces around initializer', 'patterns': [r".*: warning: missing braces around initializer.*"]}, {'category': 'C/C++', 'severity': Severity.HARMLESS, 'description': 'No newline at end of file', 'patterns': [r".*: warning: no newline at end of file"]}, {'category': 'C/C++', 'severity': Severity.HARMLESS, 'description': 'Missing space after macro name', 'patterns': [r".*: warning: missing whitespace after the macro name"]}, {'category': 'C/C++', 'severity': Severity.LOW, 'option': '-Wcast-align', 'description': 'Cast increases required alignment', 'patterns': [r".*: warning: cast from .* to .* increases required alignment .*"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wcast-qual', 'description': 'Qualifier discarded', 'patterns': [r".*: warning: passing argument [0-9]+ of '.+' discards qualifiers from pointer target type", r".*: warning: assignment discards qualifiers from pointer target type", r".*: warning: passing .+ to parameter of type .+ discards qualifiers", r".*: warning: assigning to .+ from .+ discards qualifiers", r".*: warning: initializing .+ discards qualifiers .+types-discards-qualifiers", r".*: warning: return discards qualifiers from pointer target type"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wunknown-attributes', 'description': 'Unknown attribute', 'patterns': [r".*: warning: unknown attribute '.+'"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wignored-attributes', 'description': 'Attribute ignored', 'patterns': [r".*: warning: '_*packed_*' attribute ignored", r".*: warning: attribute declaration must precede definition .+ignored-attributes"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wvisibility', 'description': 'Visibility problem', 'patterns': [r".*: warning: declaration of '.+' will not be visible outside of this function"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wattributes', 'description': 'Visibility mismatch', 'patterns': [r".*: warning: '.+' declared with greater visibility than the type of its field '.+'"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'description': 'Shift count greater than width of type', 'patterns': [r".*: warning: (left|right) shift count >= width of type"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wextern-initializer', 'description': 'extern <foo> is initialized', 'patterns': [r".*: warning: '.+' initialized and declared 'extern'", r".*: warning: 'extern' variable has an initializer"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wold-style-declaration', 'description': 'Old style declaration', 'patterns': [r".*: warning: 'static' is not at beginning of declaration"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wreturn-type', 'description': 'Missing return value', 'patterns': [r".*: warning: control reaches end of non-void function"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wimplicit-int', 'description': 'Implicit int type', 'patterns': [r".*: warning: type specifier missing, defaults to 'int'", r".*: warning: type defaults to 'int' in declaration of '.+'"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wmain-return-type', 'description': 'Main function should return int', 'patterns': [r".*: warning: return type of 'main' is not 'int'"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wuninitialized', 'description': 'Variable may be used uninitialized', 'patterns': [r".*: warning: '.+' may be used uninitialized in this function"]}, {'category': 'C/C++', 'severity': Severity.HIGH, 'option': '-Wuninitialized', 'description': 'Variable is used uninitialized', 'patterns': [r".*: warning: '.+' is used uninitialized in this function", r".*: warning: variable '.+' is uninitialized when used here"]}, {'category': 'ld', 'severity': Severity.MEDIUM, 'option': '-fshort-enums', 'description': 'ld: possible enum size mismatch', 'patterns': [r".*: warning: .* uses variable-size enums yet the output is to use 32-bit enums; use of enum values across objects may fail"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wpointer-sign', 'description': 'Pointer targets differ in signedness', 'patterns': [r".*: warning: pointer targets in initialization differ in signedness", r".*: warning: pointer targets in assignment differ in signedness", r".*: warning: pointer targets in return differ in signedness", r".*: warning: pointer targets in passing argument [0-9]+ of '.+' differ in signedness"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wstrict-overflow', 'description': 'Assuming overflow does not occur', 'patterns': [r".*: warning: assuming signed overflow does not occur when assuming that .* is always (true|false)"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wempty-body', 'description': 'Suggest adding braces around empty body', 'patterns': [r".*: warning: suggest braces around empty body in an 'if' statement", r".*: warning: empty body in an if-statement", r".*: warning: suggest braces around empty body in an 'else' statement", r".*: warning: empty body in an else-statement"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wparentheses', 'description': 'Suggest adding parentheses', 'patterns': [r".*: warning: suggest explicit braces to avoid ambiguous 'else'", r".*: warning: suggest parentheses around arithmetic in operand of '.+'", r".*: warning: suggest parentheses around comparison in operand of '.+'", r".*: warning: logical not is only applied to the left hand side of this comparison", r".*: warning: using the result of an assignment as a condition without parentheses", r".*: warning: .+ has lower precedence than .+ be evaluated first .+Wparentheses", r".*: warning: suggest parentheses around '.+?' .+ '.+?'", r".*: warning: suggest parentheses around assignment used as truth value"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'description': 'Static variable used in non-static inline function', 'patterns': [r".*: warning: '.+' is static but used in inline function '.+' which is not static"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wimplicit int', 'description': 'No type or storage class (will default to int)', 'patterns': [r".*: warning: data definition has no type or storage class"]}, {'category': 'cont.', 'severity': Severity.SKIP, 'description': 'skip, parameter name (without types) in function declaration', 'patterns': [r".*: warning: parameter names \(without types\) in function declaration"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wstrict-aliasing', 'description': 'Dereferencing <foo> breaks strict aliasing rules', 'patterns': [r".*: warning: dereferencing .* break strict-aliasing rules"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wpointer-to-int-cast', 'description': 'Cast from pointer to integer of different size', 'patterns': [r".*: warning: cast from pointer to integer of different size", r".*: warning: initialization makes pointer from integer without a cast"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wint-to-pointer-cast', 'description': 'Cast to pointer from integer of different size', 'patterns': [r".*: warning: cast to pointer from integer of different size"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'description': 'Macro redefined', 'patterns': [r".*: warning: '.+' macro redefined"]}, {'category': 'cont.', 'severity': Severity.SKIP, 'description': 'skip, ... location of the previous definition', 'patterns': [r".*: warning: this is the location of the previous definition"]}, {'category': 'ld', 'severity': Severity.MEDIUM, 'description': 'ld: type and size of dynamic symbol are not defined', 'patterns': [r".*: warning: type and size of dynamic symbol `.+' are not defined"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'description': 'Pointer from integer without cast', 'patterns': [r".*: warning: assignment makes pointer from integer without a cast"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'description': 'Pointer from integer without cast', 'patterns': [r".*: warning: passing argument [0-9]+ of '.+' makes pointer from integer without a cast"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'description': 'Integer from pointer without cast', 'patterns': [r".*: warning: assignment makes integer from pointer without a cast"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'description': 'Integer from pointer without cast', 'patterns': [r".*: warning: passing argument [0-9]+ of '.+' makes integer from pointer without a cast"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'description': 'Integer from pointer without cast', 'patterns': [r".*: warning: return makes integer from pointer without a cast"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wunknown-pragmas', 'description': 'Ignoring pragma', 'patterns': [r".*: warning: ignoring #pragma .+"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-W#pragma-messages', 'description': 'Pragma warning messages', 'patterns': [r".*: warning: .+W#pragma-messages"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wclobbered', 'description': 'Variable might be clobbered by longjmp or vfork', 'patterns': [r".*: warning: variable '.+' might be clobbered by 'longjmp' or 'vfork'"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wclobbered', 'description': 'Argument might be clobbered by longjmp or vfork', 'patterns': [r".*: warning: argument '.+' might be clobbered by 'longjmp' or 'vfork'"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wredundant-decls', 'description': 'Redundant declaration', 'patterns': [r".*: warning: redundant redeclaration of '.+'"]}, {'category': 'cont.', 'severity': Severity.SKIP, 'description': 'skip, previous declaration ... was here', 'patterns': [r".*: warning: previous declaration of '.+' was here"]}, {'category': 'C/C++', 'severity': Severity.HIGH, 'option': '-Wswitch-enum', 'description': 'Enum value not handled in switch', 'patterns': [r".*: warning: .*enumeration value.* not handled in switch.+Wswitch"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wuser-defined-warnings', 'description': 'User defined warnings', 'patterns': [r".*: warning: .* \[-Wuser-defined-warnings\]$"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'description': 'Taking address of temporary', 'patterns': [r".*: warning: taking address of temporary"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'description': 'Taking address of packed member', 'patterns': [r".*: warning: taking address of packed member"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'description': 'Possible broken line continuation', 'patterns': [r".*: warning: backslash and newline separated by space"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wundefined-var-template', 'description': 'Undefined variable template', 'patterns': [r".*: warning: instantiation of variable .* no definition is available"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wundefined-inline', 'description': 'Inline function is not defined', 'patterns': [r".*: warning: inline function '.*' is not defined"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'description': 'Excess elements in initializer', 'patterns': [r".*: warning: excess elements in .+ initializer"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'description': 'Decimal constant is unsigned only in ISO C90', 'patterns': [r".*: warning: this decimal constant is unsigned only in ISO C90"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wmain', 'description': 'main is usually a function', 'patterns': [r".*: warning: 'main' is usually a function"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'description': 'Typedef ignored', 'patterns': [r".*: warning: 'typedef' was ignored in this declaration"]}, {'category': 'C/C++', 'severity': Severity.HIGH, 'option': '-Waddress', 'description': 'Address always evaluates to true', 'patterns': [r".*: warning: the address of '.+' will always evaluate as 'true'"]}, {'category': 'C/C++', 'severity': Severity.FIXMENOW, 'description': 'Freeing a non-heap object', 'patterns': [r".*: warning: attempt to free a non-heap object '.+'"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wchar-subscripts', 'description': 'Array subscript has type char', 'patterns': [r".*: warning: array subscript .+ type 'char'.+Wchar-subscripts"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'description': 'Constant too large for type', 'patterns': [r".*: warning: integer constant is too large for '.+' type"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Woverflow', 'description': 'Constant too large for type, truncated', 'patterns': [r".*: warning: large integer implicitly truncated to unsigned type"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Winteger-overflow', 'description': 'Overflow in expression', 'patterns': [r".*: warning: overflow in expression; .*Winteger-overflow"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Woverflow', 'description': 'Overflow in implicit constant conversion', 'patterns': [r".*: warning: overflow in implicit constant conversion"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'description': 'Declaration does not declare anything', 'patterns': [r".*: warning: declaration 'class .+' does not declare anything"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wreorder', 'description': 'Initialization order will be different', 'patterns': [r".*: warning: '.+' will be initialized after", r".*: warning: field .+ will be initialized after .+Wreorder"]}, {'category': 'cont.', 'severity': Severity.SKIP, 'description': 'skip, ....', 'patterns': [r".*: warning: '.+'"]}, {'category': 'cont.', 'severity': Severity.SKIP, 'description': 'skip, base ...', 'patterns': [r".*: warning: base '.+'"]}, {'category': 'cont.', 'severity': Severity.SKIP, 'description': 'skip, when initialized here', 'patterns': [r".*: warning: when initialized here"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wmissing-parameter-type', 'description': 'Parameter type not specified', 'patterns': [r".*: warning: type of '.+' defaults to 'int'"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wmissing-declarations', 'description': 'Missing declarations', 'patterns': [r".*: warning: declaration does not declare anything"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wmissing-noreturn', 'description': 'Missing noreturn', 'patterns': [r".*: warning: function '.*' could be declared with attribute 'noreturn'"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'description': 'User warning', 'patterns': [r".*: warning: #warning "".+"""]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wvexing-parse', 'description': 'Vexing parsing problem', 'patterns': [r".*: warning: empty parentheses interpreted as a function declaration"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wextra', 'description': 'Dereferencing void*', 'patterns': [r".*: warning: dereferencing 'void \*' pointer"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'description': 'Comparison of pointer and integer', 'patterns': [r".*: warning: ordered comparison of pointer with integer zero", r".*: warning: .*comparison between pointer and integer"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'description': 'Use of error-prone unary operator', 'patterns': [r".*: warning: use of unary operator that may be intended as compound assignment"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wwrite-strings', 'description': 'Conversion of string constant to non-const char*', 'patterns': [r".*: warning: deprecated conversion from string constant to '.+'"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wstrict-prototypes', 'description': 'Function declaration isn''t a prototype', 'patterns': [r".*: warning: function declaration isn't a prototype"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wignored-qualifiers', 'description': 'Type qualifiers ignored on function return value', 'patterns': [r".*: warning: type qualifiers ignored on function return type", r".*: warning: .+ type qualifier .+ has no effect .+Wignored-qualifiers"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'description': '<foo> declared inside parameter list, scope limited to this definition', 'patterns': [r".*: warning: '.+' declared inside parameter list"]}, {'category': 'cont.', 'severity': Severity.SKIP, 'description': 'skip, its scope is only this ...', 'patterns': [r".*: warning: its scope is only this definition or declaration, which is probably not what you want"]}, {'category': 'C/C++', 'severity': Severity.LOW, 'option': '-Wcomment', 'description': 'Line continuation inside comment', 'patterns': [r".*: warning: multi-line comment"]}, {'category': 'C/C++', 'severity': Severity.LOW, 'option': '-Wcomment', 'description': 'Comment inside comment', 'patterns': [r".*: warning: '.+' within block comment .*-Wcomment"]}, {'category': 'C/C++', 'severity': Severity.LOW, 'option': '-Wdeprecated-declarations', 'description': 'Deprecated declarations', 'patterns': [r".*: warning: .+ is deprecated.+deprecated-declarations"]}, {'category': 'C/C++', 'severity': Severity.LOW, 'option': '-Wdeprecated-register', 'description': 'Deprecated register', 'patterns': [r".*: warning: 'register' storage class specifier is deprecated"]}, {'category': 'C/C++', 'severity': Severity.LOW, 'option': '-Wpointer-sign', 'description': 'Converts between pointers to integer types with different sign', 'patterns': [r".*: warning: .+ converts between pointers to integer types with different sign"]}, {'category': 'C/C++', 'severity': Severity.HARMLESS, 'description': 'Extra tokens after #endif', 'patterns': [r".*: warning: extra tokens at end of #endif directive"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wenum-compare', 'description': 'Comparison between different enums', 'patterns': [r".*: warning: comparison between '.+' and '.+'.+Wenum-compare", r".*: warning: comparison of .* enumeration types .*-Wenum-compare-switch"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wconversion', 'description': 'Conversion may change value', 'patterns': [r".*: warning: converting negative value '.+' to '.+'", r".*: warning: conversion to '.+' .+ may (alter|change)"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wconversion-null', 'description': 'Converting to non-pointer type from NULL', 'patterns': [r".*: warning: converting to non-pointer type '.+' from NULL"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wsign-conversion', 'description': 'Implicit sign conversion', 'patterns': [r".*: warning: implicit conversion changes signedness"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wnull-conversion', 'description': 'Converting NULL to non-pointer type', 'patterns': [r".*: warning: implicit conversion of NULL constant to '.+'"]}, {'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", r".*: warning: implicit conversion loses integer precision:"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'description': 'Passing NULL as non-pointer argument', 'patterns': [r".*: warning: passing NULL to non-pointer argument [0-9]+ of '.+'"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wctor-dtor-privacy', 'description': 'Class seems unusable because of private ctor/dtor', 'patterns': [r".*: warning: all member functions in class '.+' are private"]}, # skip this next one, because it only points out some RefBase-based classes # where having a private destructor is perfectly fine {'category': 'C/C++', 'severity': Severity.SKIP, 'option': '-Wctor-dtor-privacy', 'description': 'Class seems unusable because of private ctor/dtor', 'patterns': [r".*: warning: 'class .+' only defines a private destructor and has no friends"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wctor-dtor-privacy', 'description': 'Class seems unusable because of private ctor/dtor', 'patterns': [r".*: warning: 'class .+' only defines private constructors and has no friends"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wgnu-static-float-init', 'description': 'In-class initializer for static const float/double', 'patterns': [r".*: warning: in-class initializer for static data member of .+const (float|double)"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wpointer-arith', 'description': 'void* used in arithmetic', 'patterns': [r".*: warning: pointer of type 'void \*' used in (arithmetic|subtraction)", r".*: warning: arithmetic on .+ to void is a GNU extension.*Wpointer-arith", r".*: warning: wrong type argument to increment"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wsign-promo', 'description': 'Overload resolution chose to promote from unsigned or enum to signed type', 'patterns': [r".*: warning: passing '.+' chooses '.+' over '.+'.*Wsign-promo"]}, {'category': 'cont.', 'severity': Severity.SKIP, 'description': 'skip, in call to ...', 'patterns': [r".*: warning: in call to '.+'"]}, {'category': 'C/C++', 'severity': Severity.HIGH, 'option': '-Wextra', 'description': 'Base should be explicitly initialized in copy constructor', 'patterns': [r".*: warning: base class '.+' should be explicitly initialized in the copy constructor"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'description': 'Return value from void function', 'patterns': [r".*: warning: 'return' with a value, in function returning void"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': 'multichar', 'description': 'Multi-character character constant', 'patterns': [r".*: warning: multi-character character constant"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': 'writable-strings', 'description': 'Conversion from string literal to char*', 'patterns': [r".*: warning: .+ does not allow conversion from string literal to 'char \*'"]}, {'category': 'C/C++', 'severity': Severity.LOW, 'option': '-Wextra-semi', 'description': 'Extra \';\'', 'patterns': [r".*: warning: extra ';' .+extra-semi"]}, {'category': 'C/C++', 'severity': Severity.LOW, 'description': 'Useless specifier', 'patterns': [r".*: warning: useless storage class specifier in empty declaration"]}, {'category': 'C/C++', 'severity': Severity.LOW, 'option': '-Wduplicate-decl-specifier', 'description': 'Duplicate declaration specifier', 'patterns': [r".*: warning: duplicate '.+' declaration specifier"]}, {'category': 'C/C++', 'severity': Severity.LOW, 'option': 'tautological-compare', 'description': 'Comparison of self is always false', 'patterns': [r".*: self-comparison always evaluates to false"]}, {'category': 'C/C++', 'severity': Severity.LOW, 'option': 'constant-logical-operand', 'description': 'Logical op with constant operand', 'patterns': [r".*: use of logical '.+' with constant operand"]}, {'category': 'C/C++', 'severity': Severity.LOW, 'option': 'literal-suffix', 'description': 'Needs a space between literal and string macro', 'patterns': [r".*: warning: invalid suffix on literal.+ requires a space .+Wliteral-suffix"]}, {'category': 'C/C++', 'severity': Severity.LOW, 'option': '#warnings', 'description': 'Warnings from #warning', 'patterns': [r".*: warning: .+-W#warnings"]}, {'category': 'C/C++', 'severity': Severity.LOW, 'option': 'absolute-value', 'description': 'Using float/int absolute value function with int/float argument', 'patterns': [r".*: warning: using .+ absolute value function .+ when argument is .+ type .+Wabsolute-value", r".*: warning: absolute value function '.+' given .+ which may cause truncation .+Wabsolute-value"]}, {'category': 'C/C++', 'severity': Severity.LOW, 'option': '-Wc++11-extensions', 'description': 'Using C++11 extensions', 'patterns': [r".*: warning: 'auto' type specifier is a C\+\+11 extension"]}, {'category': 'C/C++', 'severity': Severity.LOW, 'description': 'Refers to implicitly defined namespace', 'patterns': [r".*: warning: using directive refers to implicitly-defined namespace .+"]}, {'category': 'C/C++', 'severity': Severity.LOW, 'option': '-Winvalid-pp-token', 'description': 'Invalid pp token', 'patterns': [r".*: warning: missing .+Winvalid-pp-token"]}, {'category': 'link', 'severity': Severity.LOW, 'description': 'need glibc to link', 'patterns': [r".*: warning: .* requires at runtime .* glibc .* for linking"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'description': 'Operator new returns NULL', 'patterns': [r".*: warning: 'operator new' must not return NULL unless it is declared 'throw\(\)' .+"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wnull-arithmetic', 'description': 'NULL used in arithmetic', 'patterns': [r".*: warning: NULL used in arithmetic", r".*: warning: comparison between NULL and non-pointer"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': 'header-guard', 'description': 'Misspelled header guard', 'patterns': [r".*: warning: '.+' is used as a header guard .+ followed by .+ different macro"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': 'empty-body', 'description': 'Empty loop body', 'patterns': [r".*: warning: .+ loop has empty body"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': 'enum-conversion', 'description': 'Implicit conversion from enumeration type', 'patterns': [r".*: warning: implicit conversion from enumeration type '.+'"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': 'switch', 'description': 'case value not in enumerated type', 'patterns': [r".*: warning: case value not in enumerated type '.+'"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'description': 'Use of deprecated method', 'patterns': [r".*: warning: '.+' is deprecated .+"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'description': 'Use of garbage or uninitialized value', 'patterns': [r".*: warning: .+ uninitialized .+\[-Wsometimes-uninitialized\]"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wsizeof-array-argument', 'description': 'Sizeof on array argument', 'patterns': [r".*: warning: sizeof on array function parameter will return"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wsizeof-pointer-memacces', 'description': 'Bad argument size of memory access functions', 'patterns': [r".*: warning: .+\[-Wsizeof-pointer-memaccess\]"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'description': 'Return value not checked', 'patterns': [r".*: warning: The return value from .+ is not checked"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'description': 'Possible heap pollution', 'patterns': [r".*: warning: .*Possible heap pollution from .+ type .+"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wfor-loop-analysis', 'description': 'Variable used in loop condition not modified in loop body', 'patterns': [r".*: warning: variable '.+' used in loop condition.*Wfor-loop-analysis"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'description': 'Closing a previously closed file', 'patterns': [r".*: warning: Closing a previously closed file"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wunnamed-type-template-args', 'description': 'Unnamed template type argument', 'patterns': [r".*: warning: template argument.+Wunnamed-type-template-args"]}, {'category': 'C/C++', 'severity': Severity.MEDIUM, 'option': '-Wimplicit-fallthrough', 'description': 'Unannotated fall-through between switch labels', 'patterns': [r".*: warning: unannotated fall-through between switch labels.+Wimplicit-fallthrough"]}, {'category': 'C/C++', 'severity': Severity.HARMLESS, 'description': 'Discarded qualifier from pointer target type', 'patterns': [r".*: warning: .+ discards '.+' qualifier from pointer target type"]}, {'category': 'C/C++', 'severity': Severity.HARMLESS, 'description': 'Use snprintf instead of sprintf', 'patterns': [r".*: warning: .*sprintf is often misused; please use snprintf"]}, {'category': 'C/C++', 'severity': Severity.HARMLESS, 'description': 'Unsupported optimizaton flag', 'patterns': [r".*: warning: optimization flag '.+' is not supported"]}, {'category': 'C/C++', 'severity': Severity.HARMLESS, 'description': 'Extra or missing parentheses', 'patterns': [r".*: warning: equality comparison with extraneous parentheses", r".*: warning: .+ within .+Wlogical-op-parentheses"]}, {'category': 'C/C++', 'severity': Severity.HARMLESS, 'option': 'mismatched-tags', 'description': 'Mismatched class vs struct tags', 'patterns': [r".*: warning: '.+' defined as a .+ here but previously declared as a .+mismatched-tags", r".*: warning: .+ was previously declared as a .+mismatched-tags"]}, ]