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/*
* Copyright (c) 2021, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/Types.h>
namespace AK::UBSanitizer {
extern bool g_ubsan_is_deadly;
typedef void* ValueHandle;
class SourceLocation {
public:
const char* filename() const { return m_filename; }
u32 line() const { return m_line; }
u32 column() const { return m_column; }
private:
const char* m_filename;
u32 m_line;
u32 m_column;
};
enum TypeKind : u16 {
Integer = 0,
Float = 1,
Unknown = 0xffff,
};
class TypeDescriptor {
public:
const char* name() const { return m_name; }
TypeKind kind() const { return (TypeKind)m_kind; }
bool is_integer() const { return kind() == TypeKind::Integer; }
bool is_signed() const { return m_info & 1; }
bool is_unsigned() const { return !is_signed(); }
size_t bit_width() const { return 1 << (m_info >> 1); }
private:
u16 m_kind;
u16 m_info;
char m_name[1];
};
struct InvalidValueData {
SourceLocation location;
const TypeDescriptor& type;
};
struct NonnullArgData {
SourceLocation location;
SourceLocation attribute_location;
int argument_index;
};
struct NonnullReturnData {
SourceLocation attribute_location;
};
struct OverflowData {
SourceLocation location;
const TypeDescriptor& type;
};
struct VLABoundData {
SourceLocation location;
const TypeDescriptor& type;
};
struct ShiftOutOfBoundsData {
SourceLocation location;
const TypeDescriptor& lhs_type;
const TypeDescriptor& rhs_type;
};
struct OutOfBoundsData {
SourceLocation location;
const TypeDescriptor& array_type;
const TypeDescriptor& index_type;
};
struct TypeMismatchData {
SourceLocation location;
const TypeDescriptor& type;
u8 log_alignment;
u8 type_check_kind;
};
struct AlignmentAssumptionData {
SourceLocation location;
SourceLocation assumption_location;
const TypeDescriptor& type;
};
struct UnreachableData {
SourceLocation location;
};
struct ImplicitConversionData {
SourceLocation location;
const TypeDescriptor& from_type;
const TypeDescriptor& to_type;
/* ImplicitConversionCheckKind */ unsigned char kind;
};
struct InvalidBuiltinData {
SourceLocation location;
unsigned char kind;
};
struct PointerOverflowData {
SourceLocation location;
};
struct FloatCastOverflowData {
SourceLocation location;
TypeDescriptor const& from_type;
TypeDescriptor const& to_type;
};
}
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