38 lines
1.2 KiB
C++
38 lines
1.2 KiB
C++
// This file is distributed under the University of Illinois Open Source
|
|
// License. See LICENSE.TXT for details.
|
|
|
|
// A fuzz target with lots of edges.
|
|
#include <cstdint>
|
|
#include <cstdlib>
|
|
|
|
static inline void break_optimization(const void *arg) {
|
|
__asm__ __volatile__("" : : "r" (arg) : "memory");
|
|
}
|
|
|
|
#define A \
|
|
do { \
|
|
i++; \
|
|
c++; \
|
|
if (Data[(i + __LINE__) % Size] == (c % 256)) \
|
|
break_optimization(Data); \
|
|
else \
|
|
break_optimization(0); \
|
|
} while (0)
|
|
|
|
// for (int i = 0, n = Data[(__LINE__ - 1) % Size] % 16; i < n; i++)
|
|
|
|
#define B do{A; A; A; A; A; A; A; A; A; A; A; A; A; A; A; A; A; A; }while(0)
|
|
#define C do{B; B; B; B; B; B; B; B; B; B; B; B; B; B; B; B; B; B; }while(0)
|
|
#define D do{C; C; C; C; C; C; C; C; C; C; C; C; C; C; C; C; C; C; }while(0)
|
|
#define E do{D; D; D; D; D; D; D; D; D; D; D; D; D; D; D; D; D; D; }while(0)
|
|
|
|
volatile int sink;
|
|
extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
|
|
if (!Size) return 0;
|
|
int c = 0;
|
|
int i = 0;
|
|
D;
|
|
return 0;
|
|
}
|
|
|