=> Bootstrap dependency digest>=20010302: found digest-20160304 ===> Building for afl-2.52b [*] Checking for the ability to compile x86 code... :1:1: warning: type specifier missing, defaults to 'int' [-Wimplicit-int] main() { __asm__("xorb %al, %al"); } ^ 1 warning generated. [+] Everything seems to be working, ready to compile. clang -O2 -Wall -D_FORTIFY_SOURCE=2 -g -Wno-pointer-sign -DAFL_PATH=\"/usr/pkg/lib/afl\" -DDOC_PATH=\"/usr/pkg/share/doc/afl\" -DBIN_PATH=\"/usr/pkg/bin\" afl-gcc.c -o afl-gcc -Wl,-R/usr/pkg/lib set -e; for i in afl-g++ afl-clang afl-clang++; do ln -sf afl-gcc $i; done clang -O2 -Wall -D_FORTIFY_SOURCE=2 -g -Wno-pointer-sign -DAFL_PATH=\"/usr/pkg/lib/afl\" -DDOC_PATH=\"/usr/pkg/share/doc/afl\" -DBIN_PATH=\"/usr/pkg/bin\" afl-fuzz.c -o afl-fuzz -Wl,-R/usr/pkg/lib clang -O2 -Wall -D_FORTIFY_SOURCE=2 -g -Wno-pointer-sign -DAFL_PATH=\"/usr/pkg/lib/afl\" -DDOC_PATH=\"/usr/pkg/share/doc/afl\" -DBIN_PATH=\"/usr/pkg/bin\" afl-showmap.c -o afl-showmap -Wl,-R/usr/pkg/lib clang -O2 -Wall -D_FORTIFY_SOURCE=2 -g -Wno-pointer-sign -DAFL_PATH=\"/usr/pkg/lib/afl\" -DDOC_PATH=\"/usr/pkg/share/doc/afl\" -DBIN_PATH=\"/usr/pkg/bin\" afl-tmin.c -o afl-tmin -Wl,-R/usr/pkg/lib clang -O2 -Wall -D_FORTIFY_SOURCE=2 -g -Wno-pointer-sign -DAFL_PATH=\"/usr/pkg/lib/afl\" -DDOC_PATH=\"/usr/pkg/share/doc/afl\" -DBIN_PATH=\"/usr/pkg/bin\" afl-gotcpu.c -o afl-gotcpu -Wl,-R/usr/pkg/lib clang -O2 -Wall -D_FORTIFY_SOURCE=2 -g -Wno-pointer-sign -DAFL_PATH=\"/usr/pkg/lib/afl\" -DDOC_PATH=\"/usr/pkg/share/doc/afl\" -DBIN_PATH=\"/usr/pkg/bin\" afl-analyze.c -o afl-analyze -Wl,-R/usr/pkg/lib clang -O2 -Wall -D_FORTIFY_SOURCE=2 -g -Wno-pointer-sign -DAFL_PATH=\"/usr/pkg/lib/afl\" -DDOC_PATH=\"/usr/pkg/share/doc/afl\" -DBIN_PATH=\"/usr/pkg/bin\" afl-as.c -o afl-as -Wl,-R/usr/pkg/lib ln -sf afl-as as [*] Testing the CC wrapper and instrumentation output... unset AFL_USE_ASAN AFL_USE_MSAN; AFL_QUIET=1 AFL_INST_RATIO=100 AFL_PATH=. ./afl-clang -O2 -Wall -D_FORTIFY_SOURCE=2 -g -Wno-pointer-sign -DAFL_PATH=\"/usr/pkg/lib/afl\" -DDOC_PATH=\"/usr/pkg/share/doc/afl\" -DBIN_PATH=\"/usr/pkg/bin\" test-instr.c -o test-instr -Wl,-R/usr/pkg/lib echo 0 | ./afl-showmap -m none -q -o .test-instr0 ./test-instr echo 1 | ./afl-showmap -m none -q -o .test-instr1 ./test-instr [+] All right, the instrumentation seems to be working! [+] LLVM users: see llvm_mode/README.llvm for a faster alternative to afl-gcc. [+] All done! Be sure to review README - it's pretty short and useful.