SYS-OSS/FRET-LibAFL
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neverzero

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This commit is contained in:
Dominik Maier 2021-01-06 00:04:54 +01:00
parent a822a2de1d
commit ccce1c2595
1 changed files with 3 additions and 1 deletions
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fuzzers/libfuzzer_runtime/rt.c
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@ -16,7 +16,9 @@ uint32_t __lafl_max_edges_size = 0;
void __sanitizer_cov_trace_pc_guard(uint32_t *guard) { void __sanitizer_cov_trace_pc_guard(uint32_t *guard) {
__lafl_edges_map[*guard]++; uint32_t pos = *guard;
uint16_t val = __lafl_edges_map[pos] + 1;
__lafl_edges_map[pos] = ((uint8_t) val) + (uint8_t) (val >> 8);
} }