1 /* SPDX-License-Identifier: GPL-2.0 */ 2 #ifndef __LINUX_COMPILER_TYPES_H 3 #error "Please don't include <linux/compiler-clang.h> directly, include <linux/compiler.h> instead." 4 #endif 5 6 /* Some compiler specific definitions are overwritten here 7 * for Clang compiler 8 */ 9 10 #ifdef uninitialized_var 11 #undef uninitialized_var 12 #define uninitialized_var(x) x = *(&(x)) 13 #endif 14 15 /* same as gcc, this was present in clang-2.6 so we can assume it works 16 * with any version that can compile the kernel 17 */ 18 #define __UNIQUE_ID(prefix) __PASTE(__PASTE(__UNIQUE_ID_, prefix), __COUNTER__) 19 20 #define randomized_struct_fields_start struct { 21 #define randomized_struct_fields_end }; 22 23 /* all clang versions usable with the kernel support KASAN ABI version 5 */ 24 #define KASAN_ABI_VERSION 5 25 26 /* emulate gcc's __SANITIZE_ADDRESS__ flag */ 27 #if __has_feature(address_sanitizer) 28 #define __SANITIZE_ADDRESS__ 29 #endif 30