libFuzzer instructions for libxslt
==================================
Set compiler and options. Disable float-divide-by-zero and pointer-overflow
sanitizers when using UBSan.
export CC=clang
export CFLAGS="-g -fsanitize=fuzzer-no-link,address,undefined \
-fno-sanitize=float-divide-by-zero,pointer-overflow \
-fno-sanitize-recover=all \
-DFUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION"
Build libxml2 with instrumentation:
cd /path/to/libxml2
./configure --without-python
make
Build libxslt with instrumentation:
cd /path/to/libxslt
./configure --without-python --with-libxml-src=/path/to/libxml2
make
Run fuzzers:
make -C tests/fuzz fuzz-xslt
make -C tests/fuzz fuzz-xpath
Alessandro Bonazzi
8c43d5cf2f