| /* A simple fuzzer that finds a trivial crash via a __builtin_trap. */ |
| #include <stdint.h> |
| #include <stddef.h> |
| |
| int foo_function(const uint8_t *data, size_t size) { |
| int fizzle = 1 + size; |
| if (fizzle < 1) { |
| return 0; |
| } |
| if (size > 0 && data[0] == 'H') { |
| if (size > 1 && data[1] == 'I') { |
| if (size > 2 && data[2] == '!') { |
| __builtin_trap(); |
| } |
| } |
| } |
| return 0; |
| } |
| |
| int bar_function(const uint8_t *data, size_t size) { |
| int fizzle = 1 + size; |
| if (fizzle < 1) { |
| return 0; |
| } |
| return foo_function(data, size); |
| } |
| |
| extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) { |
| return bar_function(data, size); |
| } |