Checkers.td revision 9a7a568821b85cc83b80056268ef0dc32aecea12
1//===--- Checkers.td - Static Analyzer Checkers -===-----------------------===// 2// 3// The LLVM Compiler Infrastructure 4// 5// This file is distributed under the University of Illinois Open Source 6// License. See LICENSE.TXT for details. 7// 8//===----------------------------------------------------------------------===// 9 10include "clang/StaticAnalyzer/Checkers/CheckerBase.td" 11 12//===----------------------------------------------------------------------===// 13// Packages. 14//===----------------------------------------------------------------------===// 15 16def Alpha : Package<"alpha">; 17 18def Core : Package<"core">; 19def CoreBuiltin : Package<"builtin">, InPackage<Core>; 20def CoreUninitialized : Package<"uninitialized">, InPackage<Core>; 21def CoreAlpha : Package<"core">, InPackage<Alpha>, Hidden; 22 23def Cplusplus : Package<"cplusplus">; 24def CplusplusAlpha : Package<"cplusplus">, InPackage<Alpha>, Hidden; 25 26def DeadCode : Package<"deadcode">; 27def DeadCodeAlpha : Package<"deadcode">, InPackage<Alpha>, Hidden; 28 29def Security : Package <"security">; 30def InsecureAPI : Package<"insecureAPI">, InPackage<Security>; 31def SecurityAlpha : Package<"security">, InPackage<Alpha>, Hidden; 32def Taint : Package<"taint">, InPackage<SecurityAlpha>, Hidden; 33 34def Unix : Package<"unix">; 35def UnixAlpha : Package<"unix">, InPackage<Alpha>, Hidden; 36def CString : Package<"cstring">, InPackage<Unix>, Hidden; 37def CStringAlpha : Package<"cstring">, InPackage<UnixAlpha>, Hidden; 38 39def OSX : Package<"osx">; 40def OSXAlpha : Package<"osx">, InPackage<Alpha>, Hidden; 41def Cocoa : Package<"cocoa">, InPackage<OSX>; 42def CocoaAlpha : Package<"cocoa">, InPackage<OSXAlpha>, Hidden; 43def CoreFoundation : Package<"coreFoundation">, InPackage<OSX>; 44def Containers : Package<"containers">, InPackage<CoreFoundation>; 45 46def LLVM : Package<"llvm">; 47def Debug : Package<"debug">; 48 49//===----------------------------------------------------------------------===// 50// Core Checkers. 51//===----------------------------------------------------------------------===// 52 53let ParentPackage = Core in { 54 55def DereferenceChecker : Checker<"NullDereference">, 56 HelpText<"Check for dereferences of null pointers">, 57 DescFile<"DereferenceChecker.cpp">; 58 59def CallAndMessageChecker : Checker<"CallAndMessage">, 60 HelpText<"Check for logical errors for function calls and Objective-C message expressions (e.g., uninitialized arguments, null function pointers)">, 61 DescFile<"CallAndMessageChecker.cpp">; 62 63def NonNullParamChecker : Checker<"NonNullParamChecker">, 64 HelpText<"Check for null pointers passed as arguments to a function whose arguments are references or marked with the 'nonnull' attribute">, 65 DescFile<"NonNullParamChecker.cpp">; 66 67def VLASizeChecker : Checker<"VLASize">, 68 HelpText<"Check for declarations of VLA of undefined or zero size">, 69 DescFile<"VLASizeChecker.cpp">; 70 71def DivZeroChecker : Checker<"DivideZero">, 72 HelpText<"Check for division by zero">, 73 DescFile<"DivZeroChecker.cpp">; 74 75def UndefResultChecker : Checker<"UndefinedBinaryOperatorResult">, 76 HelpText<"Check for undefined results of binary operators">, 77 DescFile<"UndefResultChecker.cpp">; 78 79def StackAddrEscapeChecker : Checker<"StackAddressEscape">, 80 HelpText<"Check that addresses to stack memory do not escape the function">, 81 DescFile<"StackAddrEscapeChecker.cpp">; 82 83def DynamicTypePropagation : Checker<"DynamicTypePropagation">, 84 HelpText<"Generate dynamic type information">, 85 DescFile<"DynamicTypePropagation.cpp">; 86 87} // end "core" 88 89let ParentPackage = CoreAlpha in { 90 91def BoolAssignmentChecker : Checker<"BoolAssignment">, 92 HelpText<"Warn about assigning non-{0,1} values to Boolean variables">, 93 DescFile<"BoolAssignmentChecker.cpp">; 94 95def CastSizeChecker : Checker<"CastSize">, 96 HelpText<"Check when casting a malloc'ed type T, whether the size is a multiple of the size of T">, 97 DescFile<"CastSizeChecker.cpp">; 98 99def CastToStructChecker : Checker<"CastToStruct">, 100 HelpText<"Check for cast from non-struct pointer to struct pointer">, 101 DescFile<"CastToStructChecker.cpp">; 102 103def IdenticalExprChecker : Checker<"IdenticalExpr">, 104 HelpText<"Warn about unintended use of identical expressions in operators">, 105 DescFile<"IdenticalExprChecker.cpp">; 106 107def FixedAddressChecker : Checker<"FixedAddr">, 108 HelpText<"Check for assignment of a fixed address to a pointer">, 109 DescFile<"FixedAddressChecker.cpp">; 110 111def PointerArithChecker : Checker<"PointerArithm">, 112 HelpText<"Check for pointer arithmetic on locations other than array elements">, 113 DescFile<"PointerArithChecker">; 114 115def PointerSubChecker : Checker<"PointerSub">, 116 HelpText<"Check for pointer subtractions on two pointers pointing to different memory chunks">, 117 DescFile<"PointerSubChecker">; 118 119def SizeofPointerChecker : Checker<"SizeofPtr">, 120 HelpText<"Warn about unintended use of sizeof() on pointer expressions">, 121 DescFile<"CheckSizeofPointer.cpp">; 122 123} // end "alpha.core" 124 125//===----------------------------------------------------------------------===// 126// Evaluate "builtin" functions. 127//===----------------------------------------------------------------------===// 128 129let ParentPackage = CoreBuiltin in { 130 131def NoReturnFunctionChecker : Checker<"NoReturnFunctions">, 132 HelpText<"Evaluate \"panic\" functions that are known to not return to the caller">, 133 DescFile<"NoReturnFunctionChecker.cpp">; 134 135def BuiltinFunctionChecker : Checker<"BuiltinFunctions">, 136 HelpText<"Evaluate compiler builtin functions (e.g., alloca())">, 137 DescFile<"BuiltinFunctionChecker.cpp">; 138 139} // end "core.builtin" 140 141//===----------------------------------------------------------------------===// 142// Uninitialized values checkers. 143//===----------------------------------------------------------------------===// 144 145let ParentPackage = CoreUninitialized in { 146 147def UndefinedArraySubscriptChecker : Checker<"ArraySubscript">, 148 HelpText<"Check for uninitialized values used as array subscripts">, 149 DescFile<"UndefinedArraySubscriptChecker.cpp">; 150 151def UndefinedAssignmentChecker : Checker<"Assign">, 152 HelpText<"Check for assigning uninitialized values">, 153 DescFile<"UndefinedAssignmentChecker.cpp">; 154 155def UndefBranchChecker : Checker<"Branch">, 156 HelpText<"Check for uninitialized values used as branch conditions">, 157 DescFile<"UndefBranchChecker.cpp">; 158 159def UndefCapturedBlockVarChecker : Checker<"CapturedBlockVariable">, 160 HelpText<"Check for blocks that capture uninitialized values">, 161 DescFile<"UndefCapturedBlockVarChecker.cpp">; 162 163def ReturnUndefChecker : Checker<"UndefReturn">, 164 HelpText<"Check for uninitialized values being returned to the caller">, 165 DescFile<"ReturnUndefChecker.cpp">; 166 167} // end "core.uninitialized" 168 169//===----------------------------------------------------------------------===// 170// C++ checkers. 171//===----------------------------------------------------------------------===// 172 173let ParentPackage = Cplusplus in { 174 175def NewDeleteChecker : Checker<"NewDelete">, 176 HelpText<"Check for double-free and use-after-free problems. Traces memory managed by new/delete.">, 177 DescFile<"MallocChecker.cpp">; 178 179} // end: "cplusplus" 180 181let ParentPackage = CplusplusAlpha in { 182 183def VirtualCallChecker : Checker<"VirtualCall">, 184 HelpText<"Check virtual function calls during construction or destruction">, 185 DescFile<"VirtualCallChecker.cpp">; 186 187def NewDeleteLeaksChecker : Checker<"NewDeleteLeaks">, 188 HelpText<"Check for memory leaks. Traces memory managed by new/delete.">, 189 DescFile<"MallocChecker.cpp">; 190 191} // end: "alpha.cplusplus" 192 193//===----------------------------------------------------------------------===// 194// Deadcode checkers. 195//===----------------------------------------------------------------------===// 196 197let ParentPackage = DeadCode in { 198 199def DeadStoresChecker : Checker<"DeadStores">, 200 HelpText<"Check for values stored to variables that are never read afterwards">, 201 DescFile<"DeadStoresChecker.cpp">; 202} // end DeadCode 203 204let ParentPackage = DeadCodeAlpha in { 205 206def IdempotentOperationChecker : Checker<"IdempotentOperations">, 207 HelpText<"Warn about idempotent operations">, 208 DescFile<"IdempotentOperationChecker.cpp">; 209 210def UnreachableCodeChecker : Checker<"UnreachableCode">, 211 HelpText<"Check unreachable code">, 212 DescFile<"UnreachableCodeChecker.cpp">; 213 214} // end "alpha.deadcode" 215 216//===----------------------------------------------------------------------===// 217// Security checkers. 218//===----------------------------------------------------------------------===// 219 220let ParentPackage = InsecureAPI in { 221 def gets : Checker<"gets">, 222 HelpText<"Warn on uses of the 'gets' function">, 223 DescFile<"CheckSecuritySyntaxOnly.cpp">; 224 def getpw : Checker<"getpw">, 225 HelpText<"Warn on uses of the 'getpw' function">, 226 DescFile<"CheckSecuritySyntaxOnly.cpp">; 227 def mktemp : Checker<"mktemp">, 228 HelpText<"Warn on uses of the 'mktemp' function">, 229 DescFile<"CheckSecuritySyntaxOnly.cpp">; 230 def mkstemp : Checker<"mkstemp">, 231 HelpText<"Warn when 'mkstemp' is passed fewer than 6 X's in the format string">, 232 DescFile<"CheckSecuritySyntaxOnly.cpp">; 233 def rand : Checker<"rand">, 234 HelpText<"Warn on uses of the 'rand', 'random', and related functions">, 235 DescFile<"CheckSecuritySyntaxOnly.cpp">; 236 def strcpy : Checker<"strcpy">, 237 HelpText<"Warn on uses of the 'strcpy' and 'strcat' functions">, 238 DescFile<"CheckSecuritySyntaxOnly.cpp">; 239 def vfork : Checker<"vfork">, 240 HelpText<"Warn on uses of the 'vfork' function">, 241 DescFile<"CheckSecuritySyntaxOnly.cpp">; 242 def UncheckedReturn : Checker<"UncheckedReturn">, 243 HelpText<"Warn on uses of functions whose return values must be always checked">, 244 DescFile<"CheckSecuritySyntaxOnly.cpp">; 245} 246let ParentPackage = Security in { 247 def FloatLoopCounter : Checker<"FloatLoopCounter">, 248 HelpText<"Warn on using a floating point value as a loop counter (CERT: FLP30-C, FLP30-CPP)">, 249 DescFile<"CheckSecuritySyntaxOnly.cpp">; 250} 251 252let ParentPackage = SecurityAlpha in { 253 254def ArrayBoundChecker : Checker<"ArrayBound">, 255 HelpText<"Warn about buffer overflows (older checker)">, 256 DescFile<"ArrayBoundChecker.cpp">; 257 258def ArrayBoundCheckerV2 : Checker<"ArrayBoundV2">, 259 HelpText<"Warn about buffer overflows (newer checker)">, 260 DescFile<"ArrayBoundCheckerV2.cpp">; 261 262def ReturnPointerRangeChecker : Checker<"ReturnPtrRange">, 263 HelpText<"Check for an out-of-bound pointer being returned to callers">, 264 DescFile<"ReturnPointerRangeChecker.cpp">; 265 266def MallocOverflowSecurityChecker : Checker<"MallocOverflow">, 267 HelpText<"Check for overflows in the arguments to malloc()">, 268 DescFile<"MallocOverflowSecurityChecker.cpp">; 269 270} // end "alpha.security" 271 272//===----------------------------------------------------------------------===// 273// Taint checkers. 274//===----------------------------------------------------------------------===// 275 276let ParentPackage = Taint in { 277 278def GenericTaintChecker : Checker<"TaintPropagation">, 279 HelpText<"Generate taint information used by other checkers">, 280 DescFile<"GenericTaintChecker.cpp">; 281 282} // end "alpha.security.taint" 283 284//===----------------------------------------------------------------------===// 285// Unix API checkers. 286//===----------------------------------------------------------------------===// 287 288let ParentPackage = Unix in { 289 290def UnixAPIChecker : Checker<"API">, 291 HelpText<"Check calls to various UNIX/Posix functions">, 292 DescFile<"UnixAPIChecker.cpp">; 293 294def MallocPessimistic : Checker<"Malloc">, 295 HelpText<"Check for memory leaks, double free, and use-after-free problems. Traces memory managed by malloc()/free().">, 296 DescFile<"MallocChecker.cpp">; 297 298def MallocSizeofChecker : Checker<"MallocSizeof">, 299 HelpText<"Check for dubious malloc arguments involving sizeof">, 300 DescFile<"MallocSizeofChecker.cpp">; 301 302def MismatchedDeallocatorChecker : Checker<"MismatchedDeallocator">, 303 HelpText<"Check for mismatched deallocators.">, 304 DescFile<"MallocChecker.cpp">; 305 306} // end "unix" 307 308let ParentPackage = UnixAlpha in { 309 310def ChrootChecker : Checker<"Chroot">, 311 HelpText<"Check improper use of chroot">, 312 DescFile<"ChrootChecker.cpp">; 313 314def MallocOptimistic : Checker<"MallocWithAnnotations">, 315 HelpText<"Check for memory leaks, double free, and use-after-free problems. Traces memory managed by malloc()/free(). Assumes that all user-defined functions which might free a pointer are annotated.">, 316 DescFile<"MallocChecker.cpp">; 317 318def PthreadLockChecker : Checker<"PthreadLock">, 319 HelpText<"Simple lock -> unlock checker">, 320 DescFile<"PthreadLockChecker.cpp">; 321 322def StreamChecker : Checker<"Stream">, 323 HelpText<"Check stream handling functions">, 324 DescFile<"StreamChecker.cpp">; 325 326def SimpleStreamChecker : Checker<"SimpleStream">, 327 HelpText<"Check for misuses of stream APIs">, 328 DescFile<"SimpleStreamChecker.cpp">; 329 330} // end "alpha.unix" 331 332let ParentPackage = CString in { 333 334def CStringNullArg : Checker<"NullArg">, 335 HelpText<"Check for null pointers being passed as arguments to C string functions">, 336 DescFile<"CStringChecker.cpp">; 337 338def CStringSyntaxChecker : Checker<"BadSizeArg">, 339 HelpText<"Check the size argument passed into C string functions for common erroneous patterns">, 340 DescFile<"CStringSyntaxChecker.cpp">; 341} 342 343let ParentPackage = CStringAlpha in { 344 345def CStringOutOfBounds : Checker<"OutOfBounds">, 346 HelpText<"Check for out-of-bounds access in string functions">, 347 DescFile<"CStringChecker.cpp">; 348 349def CStringBufferOverlap : Checker<"BufferOverlap">, 350 HelpText<"Checks for overlap in two buffer arguments">, 351 DescFile<"CStringChecker.cpp">; 352 353def CStringNotNullTerm : Checker<"NotNullTerminated">, 354 HelpText<"Check for arguments which are not null-terminating strings">, 355 DescFile<"CStringChecker.cpp">; 356} 357 358//===----------------------------------------------------------------------===// 359// Mac OS X, Cocoa, and Core Foundation checkers. 360//===----------------------------------------------------------------------===// 361 362let ParentPackage = OSX in { 363 364def MacOSXAPIChecker : Checker<"API">, 365 InPackage<OSX>, 366 HelpText<"Check for proper uses of various Apple APIs">, 367 DescFile<"MacOSXAPIChecker.cpp">; 368 369def MacOSKeychainAPIChecker : Checker<"SecKeychainAPI">, 370 InPackage<OSX>, 371 HelpText<"Check for proper uses of Secure Keychain APIs">, 372 DescFile<"MacOSKeychainAPIChecker.cpp">; 373 374} // end "osx" 375 376let ParentPackage = Cocoa in { 377 378def ObjCAtSyncChecker : Checker<"AtSync">, 379 HelpText<"Check for nil pointers used as mutexes for @synchronized">, 380 DescFile<"ObjCAtSyncChecker.cpp">; 381 382def NilArgChecker : Checker<"NilArg">, 383 HelpText<"Check for prohibited nil arguments to ObjC method calls">, 384 DescFile<"BasicObjCFoundationChecks.cpp">; 385 386def ClassReleaseChecker : Checker<"ClassRelease">, 387 HelpText<"Check for sending 'retain', 'release', or 'autorelease' directly to a Class">, 388 DescFile<"BasicObjCFoundationChecks.cpp">; 389 390def VariadicMethodTypeChecker : Checker<"VariadicMethodTypes">, 391 HelpText<"Check for passing non-Objective-C types to variadic collection " 392 "initialization methods that expect only Objective-C types">, 393 DescFile<"BasicObjCFoundationChecks.cpp">; 394 395def NSAutoreleasePoolChecker : Checker<"NSAutoreleasePool">, 396 HelpText<"Warn for suboptimal uses of NSAutoreleasePool in Objective-C GC mode">, 397 DescFile<"NSAutoreleasePoolChecker.cpp">; 398 399def ObjCMethSigsChecker : Checker<"IncompatibleMethodTypes">, 400 HelpText<"Warn about Objective-C method signatures with type incompatibilities">, 401 DescFile<"CheckObjCInstMethSignature.cpp">; 402 403def ObjCUnusedIvarsChecker : Checker<"UnusedIvars">, 404 HelpText<"Warn about private ivars that are never used">, 405 DescFile<"ObjCUnusedIVarsChecker.cpp">; 406 407def ObjCSelfInitChecker : Checker<"SelfInit">, 408 HelpText<"Check that 'self' is properly initialized inside an initializer method">, 409 DescFile<"ObjCSelfInitChecker.cpp">; 410 411def ObjCLoopChecker : Checker<"Loops">, 412 HelpText<"Improved modeling of loops using Cocoa collection types">, 413 DescFile<"BasicObjCFoundationChecks.cpp">; 414 415def ObjCNonNilReturnValueChecker : Checker<"NonNilReturnValue">, 416 HelpText<"Model the APIs that are guaranteed to return a non-nil value">, 417 DescFile<"BasicObjCFoundationChecks.cpp">; 418 419def NSErrorChecker : Checker<"NSError">, 420 HelpText<"Check usage of NSError** parameters">, 421 DescFile<"NSErrorChecker.cpp">; 422 423def RetainCountChecker : Checker<"RetainCount">, 424 HelpText<"Check for leaks and improper reference count management">, 425 DescFile<"RetainCountChecker.cpp">; 426 427} // end "osx.cocoa" 428 429let ParentPackage = CocoaAlpha in { 430 431def ObjCDeallocChecker : Checker<"Dealloc">, 432 HelpText<"Warn about Objective-C classes that lack a correct implementation of -dealloc">, 433 DescFile<"CheckObjCDealloc.cpp">; 434 435def InstanceVariableInvalidation : Checker<"InstanceVariableInvalidation">, 436 HelpText<"Check that the invalidatable instance variables are invalidated in the methods annotated with objc_instance_variable_invalidator">, 437 DescFile<"IvarInvalidationChecker.cpp">; 438 439def MissingInvalidationMethod : Checker<"MissingInvalidationMethod">, 440 HelpText<"Check that the invalidation methods are present in classes that contain invalidatable instance variables">, 441 DescFile<"IvarInvalidationChecker.cpp">; 442 443def DirectIvarAssignment : Checker<"DirectIvarAssignment">, 444 HelpText<"Check for direct assignments to instance variables">, 445 DescFile<"DirectIvarAssignment.cpp">; 446 447def DirectIvarAssignmentForAnnotatedFunctions : Checker<"DirectIvarAssignmentForAnnotatedFunctions">, 448 HelpText<"Check for direct assignments to instance variables in the methods annotated with objc_no_direct_instance_variable_assignment">, 449 DescFile<"DirectIvarAssignment.cpp">; 450 451def ObjCSuperCallChecker : Checker<"MissingSuperCall">, 452 HelpText<"Warn about Objective-C methods that lack a necessary call to super">, 453 DescFile<"ObjCMissingSuperCallChecker.cpp">; 454 455} // end "alpha.osx.cocoa" 456 457let ParentPackage = CoreFoundation in { 458 459def CFNumberCreateChecker : Checker<"CFNumber">, 460 HelpText<"Check for proper uses of CFNumberCreate">, 461 DescFile<"BasicObjCFoundationChecks.cpp">; 462 463def CFRetainReleaseChecker : Checker<"CFRetainRelease">, 464 HelpText<"Check for null arguments to CFRetain/CFRelease/CFMakeCollectable">, 465 DescFile<"BasicObjCFoundationChecks.cpp">; 466 467def CFErrorChecker : Checker<"CFError">, 468 HelpText<"Check usage of CFErrorRef* parameters">, 469 DescFile<"NSErrorChecker.cpp">; 470} 471 472let ParentPackage = Containers in { 473def ObjCContainersASTChecker : Checker<"PointerSizedValues">, 474 HelpText<"Warns if 'CFArray', 'CFDictionary', 'CFSet' are created with non-pointer-size values">, 475 DescFile<"ObjCContainersASTChecker.cpp">; 476 477def ObjCContainersChecker : Checker<"OutOfBounds">, 478 HelpText<"Checks for index out-of-bounds when using 'CFArray' API">, 479 DescFile<"ObjCContainersChecker.cpp">; 480 481} 482//===----------------------------------------------------------------------===// 483// Checkers for LLVM development. 484//===----------------------------------------------------------------------===// 485 486def LLVMConventionsChecker : Checker<"Conventions">, 487 InPackage<LLVM>, 488 HelpText<"Check code for LLVM codebase conventions">, 489 DescFile<"LLVMConventionsChecker.cpp">; 490 491//===----------------------------------------------------------------------===// 492// Debugging checkers (for analyzer development). 493//===----------------------------------------------------------------------===// 494 495let ParentPackage = Debug in { 496 497def DominatorsTreeDumper : Checker<"DumpDominators">, 498 HelpText<"Print the dominance tree for a given CFG">, 499 DescFile<"DebugCheckers.cpp">; 500 501def LiveVariablesDumper : Checker<"DumpLiveVars">, 502 HelpText<"Print results of live variable analysis">, 503 DescFile<"DebugCheckers.cpp">; 504 505def CFGViewer : Checker<"ViewCFG">, 506 HelpText<"View Control-Flow Graphs using GraphViz">, 507 DescFile<"DebugCheckers.cpp">; 508 509def CFGDumper : Checker<"DumpCFG">, 510 HelpText<"Display Control-Flow Graphs">, 511 DescFile<"DebugCheckers.cpp">; 512 513def CallGraphViewer : Checker<"ViewCallGraph">, 514 HelpText<"View Call Graph using GraphViz">, 515 DescFile<"DebugCheckers.cpp">; 516 517def CallGraphDumper : Checker<"DumpCallGraph">, 518 HelpText<"Display Call Graph">, 519 DescFile<"DebugCheckers.cpp">; 520 521def ConfigDumper : Checker<"ConfigDumper">, 522 HelpText<"Dump config table">, 523 DescFile<"DebugCheckers.cpp">; 524 525def TraversalDumper : Checker<"DumpTraversal">, 526 HelpText<"Print branch conditions as they are traversed by the engine">, 527 DescFile<"TraversalChecker.cpp">; 528 529def CallDumper : Checker<"DumpCalls">, 530 HelpText<"Print calls as they are traversed by the engine">, 531 DescFile<"TraversalChecker.cpp">; 532 533def AnalyzerStatsChecker : Checker<"Stats">, 534 HelpText<"Emit warnings with analyzer statistics">, 535 DescFile<"AnalyzerStatsChecker.cpp">; 536 537def TaintTesterChecker : Checker<"TaintTest">, 538 HelpText<"Mark tainted symbols as such.">, 539 DescFile<"TaintTesterChecker.cpp">; 540 541def ExprInspectionChecker : Checker<"ExprInspection">, 542 HelpText<"Check the analyzer's understanding of expressions">, 543 DescFile<"ExprInspectionChecker.cpp">; 544 545def ExplodedGraphViewer : Checker<"ViewExplodedGraph">, 546 HelpText<"View Exploded Graphs using GraphViz">, 547 DescFile<"DebugCheckers.cpp">; 548 549} // end "debug" 550