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Fix max edges num count in pcguard

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This commit is contained in:
Andrea Fioraldi 2021-06-17 16:56:35 +02:00
parent 5d49933a23
commit 2fd8039f69
1 changed files with 4 additions and 4 deletions
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8
libafl_targets/src/sancov_pcguard.rs
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@ -40,11 +40,11 @@ pub unsafe extern "C" fn __sanitizer_cov_trace_pc_guard_init(mut start: *mut u32
} }
while start < stop { while start < stop {
MAX_EDGES_NUM = MAX_EDGES_NUM.wrapping_add(1);
if MAX_EDGES_NUM >= EDGES_MAP.len() {
panic!("The number of edges reported by SanitizerCoverage exceed the size of the edges map ({}). Use the LIBAFL_EDGES_MAP_SIZE env to increase it at compile time.", EDGES_MAP.len());
}
*start = MAX_EDGES_NUM as u32; *start = MAX_EDGES_NUM as u32;
start = start.offset(1); start = start.offset(1);
MAX_EDGES_NUM = MAX_EDGES_NUM.wrapping_add(1);
if MAX_EDGES_NUM > EDGES_MAP.len() {
panic!("The number of edges reported by SanitizerCoverage exceed the size of the edges map ({}). Use the LIBAFL_EDGES_MAP_SIZE env to increase it at compile time.", EDGES_MAP.len());
}
} }
} }