contrib/llvm/tools/clang/include/clang/Basic/Sanitizers.def

   1 //===--- Sanitizers.def - Runtime sanitizer options -------------*- C++ -*-===//
   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 //
  10 // This file defines the options for specifying which runtime sanitizers to
  11 // enable. Users of this file must define the SANITIZER macro to make use of
  12 // this information. Users of this file can also define the SANITIZER_GROUP
  13 // macro to get information on options which refer to sets of sanitizers.
  14 //
  15 //===----------------------------------------------------------------------===//
  16
  17 #ifndef SANITIZER
  18 #error "Define SANITIZER prior to including this file!"
  19 #endif
  20
  21 // SANITIZER(NAME, ID)
  22
  23 // The first value is the name of the sanitizer as a string. The sanitizer can
  24 // be enabled by specifying -fsanitize=NAME.
  25
  26 // The second value is an identifier which can be used to refer to the
  27 // sanitizer.
  28
  29
  30 // SANITIZER_GROUP(NAME, ID, ALIAS)
  31
  32 // The first two values have the same semantics as the corresponding SANITIZER
  33 // values. The third value is an expression ORing together the IDs of individual
  34 // sanitizers in this group.
  35
  36 #ifndef SANITIZER_GROUP
  37 #define SANITIZER_GROUP(NAME, ID, ALIAS)
  38 #endif
  39
  40
  41 // AddressSanitizer
  42 SANITIZER("address", Address)
  43
  44 // Kernel AddressSanitizer (KASan)
  45 SANITIZER("kernel-address", KernelAddress)
  46
  47 // MemorySanitizer
  48 SANITIZER("memory", Memory)
  49
  50 // libFuzzer
  51 SANITIZER("fuzzer", Fuzzer)
  52
  53 // ThreadSanitizer
  54 SANITIZER("thread", Thread)
  55
  56 // LeakSanitizer
  57 SANITIZER("leak", Leak)
  58
  59 // UndefinedBehaviorSanitizer
  60 SANITIZER("alignment", Alignment)
  61 SANITIZER("array-bounds", ArrayBounds)
  62 SANITIZER("bool", Bool)
  63 SANITIZER("enum", Enum)
  64 SANITIZER("float-cast-overflow", FloatCastOverflow)
  65 SANITIZER("float-divide-by-zero", FloatDivideByZero)
  66 SANITIZER("function", Function)
  67 SANITIZER("integer-divide-by-zero", IntegerDivideByZero)
  68 SANITIZER("nonnull-attribute", NonnullAttribute)
  69 SANITIZER("null", Null)
  70 SANITIZER("nullability-arg", NullabilityArg)
  71 SANITIZER("nullability-assign", NullabilityAssign)
  72 SANITIZER("nullability-return", NullabilityReturn)
  73 SANITIZER_GROUP("nullability", Nullability,
  74                 NullabilityArg | NullabilityAssign | NullabilityReturn)
  75 SANITIZER("object-size", ObjectSize)
  76 SANITIZER("return", Return)
  77 SANITIZER("returns-nonnull-attribute", ReturnsNonnullAttribute)
  78 SANITIZER("shift-base", ShiftBase)
  79 SANITIZER("shift-exponent", ShiftExponent)
  80 SANITIZER_GROUP("shift", Shift, ShiftBase | ShiftExponent)
  81 SANITIZER("signed-integer-overflow", SignedIntegerOverflow)
  82 SANITIZER("unreachable", Unreachable)
  83 SANITIZER("vla-bound", VLABound)
  84 SANITIZER("vptr", Vptr)
  85
  86 // IntegerSanitizer
  87 SANITIZER("unsigned-integer-overflow", UnsignedIntegerOverflow)
  88
  89 // DataFlowSanitizer
  90 SANITIZER("dataflow", DataFlow)
  91
  92 // Control Flow Integrity
  93 SANITIZER("cfi-cast-strict", CFICastStrict)
  94 SANITIZER("cfi-derived-cast", CFIDerivedCast)
  95 SANITIZER("cfi-icall", CFIICall)
  96 SANITIZER("cfi-unrelated-cast", CFIUnrelatedCast)
  97 SANITIZER("cfi-nvcall", CFINVCall)
  98 SANITIZER("cfi-vcall", CFIVCall)
  99 SANITIZER_GROUP("cfi", CFI,
 100                 CFIDerivedCast | CFIICall | CFIUnrelatedCast | CFINVCall |
 101                 CFIVCall)
 102
 103 // Safe Stack
 104 SANITIZER("safe-stack", SafeStack)
 105
 106 // -fsanitize=undefined includes all the sanitizers which have low overhead, no
 107 // ABI or address space layout implications, and only catch undefined behavior.
 108 SANITIZER_GROUP("undefined", Undefined,
 109                 Alignment | Bool | ArrayBounds | Enum | FloatCastOverflow |
 110                     FloatDivideByZero | IntegerDivideByZero | NonnullAttribute |
 111                     Null | ObjectSize | Return | ReturnsNonnullAttribute |
 112                     Shift | SignedIntegerOverflow | Unreachable | VLABound |
 113                     Function | Vptr)
 114
 115 // -fsanitize=undefined-trap is an alias for -fsanitize=undefined.
 116 SANITIZER_GROUP("undefined-trap", UndefinedTrap, Undefined)
 117
 118 SANITIZER_GROUP("integer", Integer,
 119                 SignedIntegerOverflow | UnsignedIntegerOverflow | Shift |
 120                 IntegerDivideByZero)
 121
 122 SANITIZER("local-bounds", LocalBounds)
 123 SANITIZER_GROUP("bounds", Bounds, ArrayBounds | LocalBounds)
 124
 125 // EfficiencySanitizer
 126 SANITIZER("efficiency-cache-frag", EfficiencyCacheFrag)
 127 SANITIZER("efficiency-working-set", EfficiencyWorkingSet)
 128 // Meta-group only used internally.
 129 SANITIZER_GROUP("efficiency-all", Efficiency,
 130                 EfficiencyCacheFrag | EfficiencyWorkingSet)
 131
 132 // Magic group, containing all sanitizers. For example, "-fno-sanitize=all"
 133 // can be used to disable all the sanitizers.
 134 SANITIZER_GROUP("all", All, ~0ULL)
 135
 136 #undef SANITIZER
 137 #undef SANITIZER_GROUP