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afl_trace_pc fix

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This commit is contained in:
van Hauser
2019-07-25 11:18:14 +02:00
parent ad1c4bf202
commit ce842648ae
2 changed files with 5 additions and 3 deletions
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1
docs/ChangeLog
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@ -18,6 +18,7 @@ Version ++2.52d (dev):
-----------------------------
- unicorn_mode got added - thanks to domenukk for the patch!
- fix llvm_mode AFL_TRACE_PC with modern llvm
- fix a crash in qemu_mode which also exists in stock afl
- added libcompcov, a laf-intel implementation for qemu! :)
see qemu_mode/libcompcov/README.libcompcov

7
llvm_mode/afl-clang-fast.c
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@ -144,9 +144,10 @@ static void edit_params(u32 argc, char** argv) {
// /laf
#ifdef USE_TRACE_PC
cc_params[cc_par_cnt++] = "-fsanitize-coverage=trace-pc-guard";
cc_params[cc_par_cnt++] = "-mllvm";
cc_params[cc_par_cnt++] = "-sanitizer-coverage-block-threshold=0";
cc_params[cc_par_cnt++] = "-fsanitize-coverage=trace-pc-guard"; // edge coverage by default
//cc_params[cc_par_cnt++] = "-mllvm";
//cc_params[cc_par_cnt++] = "-fsanitize-coverage=trace-cmp,trace-div,trace-gep";
//cc_params[cc_par_cnt++] = "-sanitizer-coverage-block-threshold=0";
#else
cc_params[cc_par_cnt++] = "-Xclang";
cc_params[cc_par_cnt++] = "-load";