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 // ThreadSanitizer 51 SANITIZER("thread", Thread) 52 53 // LeakSanitizer 54 SANITIZER("leak", Leak) 55 56 // UndefinedBehaviorSanitizer 57 SANITIZER("alignment", Alignment) 58 SANITIZER("array-bounds", ArrayBounds) 59 SANITIZER("bool", Bool) 60 SANITIZER("enum", Enum) 61 SANITIZER("float-cast-overflow", FloatCastOverflow) 62 SANITIZER("float-divide-by-zero", FloatDivideByZero) 63 SANITIZER("function", Function) 64 SANITIZER("integer-divide-by-zero", IntegerDivideByZero) 65 SANITIZER("nonnull-attribute", NonnullAttribute) 66 SANITIZER("null", Null) 67 SANITIZER("nullability-arg", NullabilityArg) 68 SANITIZER("nullability-assign", NullabilityAssign) 69 SANITIZER("nullability-return", NullabilityReturn) 70 SANITIZER_GROUP("nullability", Nullability, 71 NullabilityArg | NullabilityAssign | NullabilityReturn) 72 SANITIZER("object-size", ObjectSize) 73 SANITIZER("return", Return) 74 SANITIZER("returns-nonnull-attribute", ReturnsNonnullAttribute) 75 SANITIZER("shift-base", ShiftBase) 76 SANITIZER("shift-exponent", ShiftExponent) 77 SANITIZER_GROUP("shift", Shift, ShiftBase | ShiftExponent) 78 SANITIZER("signed-integer-overflow", SignedIntegerOverflow) 79 SANITIZER("unreachable", Unreachable) 80 SANITIZER("vla-bound", VLABound) 81 SANITIZER("vptr", Vptr) 82 83 // IntegerSanitizer 84 SANITIZER("unsigned-integer-overflow", UnsignedIntegerOverflow) 85 86 // DataFlowSanitizer 87 SANITIZER("dataflow", DataFlow) 88 89 // Control Flow Integrity 90 SANITIZER("cfi-cast-strict", CFICastStrict) 91 SANITIZER("cfi-derived-cast", CFIDerivedCast) 92 SANITIZER("cfi-icall", CFIICall) 93 SANITIZER("cfi-unrelated-cast", CFIUnrelatedCast) 94 SANITIZER("cfi-nvcall", CFINVCall) 95 SANITIZER("cfi-vcall", CFIVCall) 96 SANITIZER_GROUP("cfi", CFI, 97 CFIDerivedCast | CFIICall | CFIUnrelatedCast | CFINVCall | 98 CFIVCall) 99 100 // Safe Stack 101 SANITIZER("safe-stack", SafeStack) 102 103 // -fsanitize=undefined includes all the sanitizers which have low overhead, no 104 // ABI or address space layout implications, and only catch undefined behavior. 105 SANITIZER_GROUP("undefined", Undefined, 106 Alignment | Bool | ArrayBounds | Enum | FloatCastOverflow | 107 FloatDivideByZero | IntegerDivideByZero | NonnullAttribute | 108 Null | ObjectSize | Return | ReturnsNonnullAttribute | 109 Shift | SignedIntegerOverflow | Unreachable | VLABound | 110 Function | Vptr) 111 112 // -fsanitize=undefined-trap is an alias for -fsanitize=undefined. 113 SANITIZER_GROUP("undefined-trap", UndefinedTrap, Undefined) 114 115 SANITIZER_GROUP("integer", Integer, 116 SignedIntegerOverflow | UnsignedIntegerOverflow | Shift | 117 IntegerDivideByZero) 118 119 SANITIZER("local-bounds", LocalBounds) 120 SANITIZER_GROUP("bounds", Bounds, ArrayBounds | LocalBounds) 121 122 // EfficiencySanitizer 123 SANITIZER("efficiency-cache-frag", EfficiencyCacheFrag) 124 SANITIZER("efficiency-working-set", EfficiencyWorkingSet) 125 // Meta-group only used internally. 126 SANITIZER_GROUP("efficiency-all", Efficiency, 127 EfficiencyCacheFrag | EfficiencyWorkingSet) 128 129 // Magic group, containing all sanitizers. For example, "-fno-sanitize=all" 130 // can be used to disable all the sanitizers. 131 SANITIZER_GROUP("all", All, ~0ULL) 132 133 #undef SANITIZER 134 #undef SANITIZER_GROUP 135