| #!/bin/sh |
| |
| set -ex |
| |
| # Wraps autotools.sh, but each binary crashes if it exhibits undefined behavior. See |
| # http://releases.llvm.org/3.8.0/tools/clang/docs/UndefinedBehaviorSanitizer.html |
| |
| # Set the undefined behavior flags. This crashes on all undefined behavior except for |
| # undefined casting, aka "vptr". |
| # |
| # TODO: fix undefined vptr behavior and turn this option back on. |
| export CFLAGS="-fsanitize=undefined -fno-sanitize-recover=undefined" |
| # Builds without optimization and with debugging symbols for making crash reports more |
| # readable. |
| export CFLAGS="${CFLAGS} -O0 -ggdb3" |
| export CXXFLAGS="${CFLAGS}" |
| export UBSAN_OPTIONS=print_stacktrace=1 |
| |
| # llvm-symbolizer must be on PATH, but the above installation instals a binary called |
| # "llvm-symbolizer-3.8", not "llvm-symbolizer". This fixes that with a softlink in a new |
| # directory. |
| CLANG_PATH="$(mktemp -d)" |
| trap "rm -rf ${CLANG_PATH}" EXIT |
| ln -s "$(whereis llvm-symbolizer-3.8 | rev | cut -d ' ' -f 1 | rev)" \ |
| "${CLANG_PATH}/llvm-symbolizer" |
| export PATH="${CLANG_PATH}:${PATH}" |
| llvm-symbolizer -version |
| |
| build/docker/scripts/autotools.sh $* |