forked from OSchip/llvm-project
376 lines
13 KiB
TableGen
376 lines
13 KiB
TableGen
//===--- Checkers.td - Static Analyzer Checkers -===-----------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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include "clang/StaticAnalyzer/Checkers/CheckerBase.td"
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//===----------------------------------------------------------------------===//
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// Groups.
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//===----------------------------------------------------------------------===//
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def AllExperimental : CheckerGroup<"all-experimental">;
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//===----------------------------------------------------------------------===//
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// Packages.
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//===----------------------------------------------------------------------===//
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def Core : Package<"core">;
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def CoreBuiltin : Package<"builtin">, InPackage<Core>;
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def CoreUninitialized : Package<"uninitialized">, InPackage<Core>;
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def CoreExperimental : Package<"experimental">, InPackage<Core>,
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InGroup<AllExperimental>, Hidden;
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def Cplusplus : Package<"cplusplus">;
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def CplusplusExperimental : Package<"experimental">, InPackage<Cplusplus>,
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InGroup<AllExperimental>, Hidden;
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def DeadCode : Package<"deadcode">;
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def DeadCodeExperimental : Package<"experimental">, InPackage<DeadCode>,
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InGroup<AllExperimental>, Hidden;
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def Security : Package <"security">;
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def SecurityExperimental : Package<"experimental">, InPackage<Security>,
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InGroup<AllExperimental>, Hidden;
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def Unix : Package<"unix">;
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def UnixExperimental : Package<"experimental">, InPackage<Unix>,
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InGroup<AllExperimental>, Hidden;
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def OSX : Package<"osx">;
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def Cocoa : Package<"cocoa">, InPackage<OSX>;
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def CocoaExperimental : Package<"experimental">, InPackage<Cocoa>,
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InGroup<AllExperimental>, Hidden;
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def CoreFoundation : Package<"coreFoundation">, InPackage<OSX>;
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def LLVM : Package<"llvm">;
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def Debug : Package<"debug">;
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//===----------------------------------------------------------------------===//
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// Core Checkers.
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//===----------------------------------------------------------------------===//
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let ParentPackage = Core in {
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def DereferenceChecker : Checker<"NullDereference">,
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HelpText<"Check for dereferences of null pointers">,
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DescFile<"DereferenceChecker.cpp">;
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def CallAndMessageChecker : Checker<"CallAndMessage">,
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HelpText<"Check for logical errors for function calls and Objective-C message expressions (e.g., uninitialized arguments, null function pointers)">,
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DescFile<"CallAndMessageChecker.cpp">;
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def AdjustedReturnValueChecker : Checker<"AdjustedReturnValue">,
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HelpText<"Check to see if the return value of a function call is different than the caller expects (e.g., from calls through function pointers)">,
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DescFile<"AdjustedReturnValueChecker.cpp">;
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def AttrNonNullChecker : Checker<"AttributeNonNull">,
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HelpText<"Check for null pointers passed as arguments to a function whose arguments are marked with the 'nonnull' attribute">,
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DescFile<"AttrNonNullChecker.cpp">;
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def VLASizeChecker : Checker<"VLASize">,
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HelpText<"Check for declarations of VLA of undefined or zero size">,
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DescFile<"VLASizeChecker.cpp">;
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def DivZeroChecker : Checker<"DivideZero">,
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HelpText<"Check for division by zero">,
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DescFile<"DivZeroChecker.cpp">;
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def UndefResultChecker : Checker<"UndefinedBinaryOperatorResult">,
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HelpText<"Check for undefined results of binary operators">,
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DescFile<"UndefResultChecker.cpp">;
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def StackAddrEscapeChecker : Checker<"StackAddressEscape">,
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HelpText<"Check that addresses to stack memory do not escape the function">,
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DescFile<"StackAddrEscapeChecker.cpp">;
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} // end "core"
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let ParentPackage = CoreExperimental in {
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def CastSizeChecker : Checker<"CastSize">,
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HelpText<"Check when casting a malloc'ed type T, whether the size is a multiple of the size of T">,
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DescFile<"CastSizeChecker.cpp">;
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def CastToStructChecker : Checker<"CastToStruct">,
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HelpText<"Check for cast from non-struct pointer to struct pointer">,
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DescFile<"CastToStructChecker.cpp">;
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def FixedAddressChecker : Checker<"FixedAddr">,
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HelpText<"Check for assignment of a fixed address to a pointer">,
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DescFile<"FixedAddressChecker.cpp">;
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def PointerArithChecker : Checker<"PointerArithm">,
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HelpText<"Check for pointer arithmetic on locations other than array elements">,
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DescFile<"PointerArithChecker">;
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def PointerSubChecker : Checker<"PointerSub">,
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HelpText<"Check for pointer subtractions on two pointers pointing to different memory chunks">,
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DescFile<"PointerSubChecker">;
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def SizeofPointerChecker : Checker<"SizeofPtr">,
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HelpText<"Warn about unintended use of sizeof() on pointer expressions">,
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DescFile<"CheckSizeofPointer.cpp">;
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} // end "core.experimental"
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//===----------------------------------------------------------------------===//
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// Evaluate "builtin" functions.
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//===----------------------------------------------------------------------===//
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let ParentPackage = CoreBuiltin in {
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def NoReturnFunctionChecker : Checker<"NoReturnFunctions">,
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HelpText<"Evaluate \"panic\" functions that are known to not return to the caller">,
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DescFile<"NoReturnFunctionChecker.cpp">;
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def BuiltinFunctionChecker : Checker<"BuiltinFunctions">,
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HelpText<"Evaluate compiler builtin functions (e.g., alloca())">,
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DescFile<"BuiltinFunctionChecker.cpp">;
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} // end "core.builtin"
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//===----------------------------------------------------------------------===//
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// Uninitialized values checkers.
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//===----------------------------------------------------------------------===//
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let ParentPackage = CoreUninitialized in {
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def UndefinedArraySubscriptChecker : Checker<"ArraySubscript">,
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HelpText<"Check for uninitialized values used as array subscripts">,
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DescFile<"UndefinedArraySubscriptChecker.cpp">;
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def UndefinedAssignmentChecker : Checker<"Assign">,
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HelpText<"Check for assigning uninitialized values">,
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DescFile<"UndefinedAssignmentChecker.cpp">;
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def UndefBranchChecker : Checker<"Branch">,
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HelpText<"Check for uninitialized values used as branch conditions">,
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DescFile<"UndefBranchChecker.cpp">;
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def UndefCapturedBlockVarChecker : Checker<"CapturedBlockVariable">,
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HelpText<"Check for blocks that capture uninitialized values">,
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DescFile<"UndefCapturedBlockVarChecker.cpp">;
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def ReturnUndefChecker : Checker<"UndefReturn">,
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HelpText<"Check for uninitialized values being returned to the caller">,
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DescFile<"ReturnUndefChecker.cpp">;
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} // end "core.uninitialized"
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//===----------------------------------------------------------------------===//
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// C++ checkers.
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//===----------------------------------------------------------------------===//
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let ParentPackage = CplusplusExperimental in {
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def CStringChecker : Checker<"CString">,
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HelpText<"Check calls to functions in <string.h>">,
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DescFile<"CStringChecker.cpp">;
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def IteratorsChecker : Checker<"Iterators">,
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HelpText<"Check improper uses of STL vector iterators">,
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DescFile<"IteratorsChecker.cpp">;
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} // end: "cplusplus.experimental"
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//===----------------------------------------------------------------------===//
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// Deadcode checkers.
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//===----------------------------------------------------------------------===//
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let ParentPackage = DeadCode in {
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def DeadStoresChecker : Checker<"DeadStores">,
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HelpText<"Check for values stored to variables that are never read afterwards">,
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DescFile<"DeadStoresChecker.cpp">;
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def IdempotentOperationChecker : Checker<"IdempotentOperations">,
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HelpText<"Warn about idempotent operations">,
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DescFile<"IdempotentOperationChecker.cpp">;
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} // end DeadCode
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let ParentPackage = DeadCodeExperimental in {
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def UnreachableCodeChecker : Checker<"UnreachableCode">,
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HelpText<"Check unreachable code">,
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DescFile<"UnreachableCodeChecker.cpp">;
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} // end "deadcode.experimental"
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//===----------------------------------------------------------------------===//
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// Security checkers.
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//===----------------------------------------------------------------------===//
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let ParentPackage = SecurityExperimental in {
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def SecuritySyntaxChecker : Checker<"SecuritySyntactic">,
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HelpText<"Perform quick security API checks that require no data flow">,
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DescFile<"CheckSecuritySyntaxOnly.cpp">;
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def ArrayBoundChecker : Checker<"ArrayBound">,
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HelpText<"Warn about buffer overflows (older checker)">,
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DescFile<"ArrayBoundChecker.cpp">;
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def ArrayBoundCheckerV2 : Checker<"ArrayBoundV2">,
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HelpText<"Warn about buffer overflows (newer checker)">,
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DescFile<"ArrayBoundCheckerV2.cpp">;
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def ReturnPointerRangeChecker : Checker<"ReturnPtrRange">,
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HelpText<"Check for an out-of-bound pointer being returned to callers">,
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DescFile<"ReturnPointerRangeChecker.cpp">;
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} // end "security.experimental"
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//===----------------------------------------------------------------------===//
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// Unix API checkers.
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//===----------------------------------------------------------------------===//
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let ParentPackage = Unix in {
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def UnixAPIChecker : Checker<"API">,
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HelpText<"Check calls to various UNIX/Posix functions">,
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DescFile<"UnixAPIChecker.cpp">;
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} // end "unix"
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let ParentPackage = UnixExperimental in {
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def ChrootChecker : Checker<"Chroot">,
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HelpText<"Check improper use of chroot">,
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DescFile<"ChrootChecker.cpp">;
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def MallocChecker : Checker<"Malloc">,
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HelpText<"Check for potential memory leaks, double free, and use-after-free problems">,
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DescFile<"MallocChecker.cpp">;
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def PthreadLockChecker : Checker<"PthreadLock">,
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HelpText<"Simple lock -> unlock checker">,
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DescFile<"PthreadLockChecker.cpp">;
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def StreamChecker : Checker<"Stream">,
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HelpText<"Check stream handling functions">,
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DescFile<"StreamChecker.cpp">;
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} // end "unix.experimental"
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//===----------------------------------------------------------------------===//
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// Mac OS X, Cocoa, and Core Foundation checkers.
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//===----------------------------------------------------------------------===//
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let ParentPackage = OSX in {
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def MacOSXAPIChecker : Checker<"API">,
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InPackage<OSX>,
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HelpText<"Check for proper uses of various Mac OS X APIs">,
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DescFile<"MacOSXAPIChecker.cpp">;
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def OSAtomicChecker : Checker<"AtomicCAS">,
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InPackage<OSX>,
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HelpText<"Evaluate calls to OSAtomic functions">,
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DescFile<"OSAtomicChecker.cpp">;
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} // end "macosx"
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let ParentPackage = Cocoa in {
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def ObjCAtSyncChecker : Checker<"AtSync">,
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HelpText<"Check for null pointers used as mutexes for @synchronized">,
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DescFile<"ObjCAtSyncChecker.cpp">;
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def NilArgChecker : Checker<"NilArg">,
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HelpText<"Check for prohibited nil arguments to ObjC method calls">,
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DescFile<"BasicObjCFoundationChecks.cpp">;
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def ClassReleaseChecker : Checker<"ClassRelease">,
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HelpText<"Check for sending 'retain', 'release', or 'autorelease' directly to a Class">,
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DescFile<"BasicObjCFoundationChecks.cpp">;
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def VariadicMethodTypeChecker : Checker<"VariadicMethodTypes">,
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HelpText<"Check for passing non-Objective-C types to variadic methods that expect"
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"only Objective-C types">,
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DescFile<"BasicObjCFoundationChecks.cpp">;
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def NSAutoreleasePoolChecker : Checker<"NSAutoreleasePool">,
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HelpText<"Warn for suboptimal uses of NSAutoreleasePool in Objective-C GC mode">,
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DescFile<"NSAutoreleasePoolChecker.cpp">;
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def ObjCMethSigsChecker : Checker<"IncompatibleMethodTypes">,
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HelpText<"Warn about Objective-C method signatures with type incompatibilities">,
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DescFile<"CheckObjCInstMethSignature.cpp">;
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def ObjCUnusedIvarsChecker : Checker<"UnusedIvars">,
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HelpText<"Warn about private ivars that are never used">,
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DescFile<"ObjCUnusedIVarsChecker.cpp">;
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def NSErrorChecker : Checker<"NSError">,
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HelpText<"Check usage of NSError** parameters">,
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DescFile<"NSErrorChecker.cpp">;
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} // end "cocoa"
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let ParentPackage = CocoaExperimental in {
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def ObjCSelfInitChecker : Checker<"SelfInit">,
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HelpText<"Check that 'self' is properly initialized inside an initializer method">,
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DescFile<"ObjCSelfInitChecker.cpp">;
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def ObjCDeallocChecker : Checker<"Dealloc">,
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HelpText<"Warn about Objective-C classes that lack a correct implementation of -dealloc">,
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DescFile<"CheckObjCDealloc.cpp">;
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} // end "cocoa.experimental"
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let ParentPackage = CoreFoundation in {
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def CFNumberCreateChecker : Checker<"CFNumber">,
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HelpText<"Check for proper uses of CFNumberCreate">,
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DescFile<"BasicObjCFoundationChecks.cpp">;
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def CFRetainReleaseChecker : Checker<"CFRetainRelease">,
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HelpText<"Check for null arguments to CFRetain/CFRelease">,
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DescFile<"BasicObjCFoundationChecks.cpp">;
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def CFErrorChecker : Checker<"CFError">,
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HelpText<"Check usage of CFErrorRef* parameters">,
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DescFile<"NSErrorChecker.cpp">;
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}
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//===----------------------------------------------------------------------===//
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// Checkers for LLVM development.
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//===----------------------------------------------------------------------===//
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def LLVMConventionsChecker : Checker<"Conventions">,
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InPackage<LLVM>,
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HelpText<"Check code for LLVM codebase conventions">,
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DescFile<"LLVMConventionsChecker.cpp">;
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//===----------------------------------------------------------------------===//
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// Debugging checkers (for analyzer development).
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//===----------------------------------------------------------------------===//
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let ParentPackage = Debug in {
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def LiveVariablesDumper : Checker<"DumpLiveVars">,
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HelpText<"Print results of live variable analysis">,
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DescFile<"DebugCheckers.cpp">;
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def CFGViewer : Checker<"ViewCFG">,
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HelpText<"View Control-Flow Graphs using GraphViz">,
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DescFile<"DebugCheckers.cpp">;
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def CFGDumper : Checker<"DumpCFG">,
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HelpText<"Display Control-Flow Graphs">,
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DescFile<"DebugCheckers.cpp">;
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def AnalyzerStatsChecker : Checker<"Stats">,
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HelpText<"Emit warnings with analyzer statistics">,
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DescFile<"AnalyzerStatsChecker.cpp">;
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} // end "debug"
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