fixed #201 - see this comment: https://github.com/onqtam/doctest/pull/285/files#r333711432
diff --git a/.travis.yml b/.travis.yml
index 3160dfa..213f838 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -375,8 +375,8 @@
- cmake -DDOCTEST_TEST_MODE=NORMAL .
- export ASAN_OPTIONS=verbosity=2:strict_string_checks=true:detect_odr_violation=2:detect_stack_use_after_return=true:check_initialization_order=true:strict_init_order=true
- - if [[ "${HAS_ASAN}" = "true" ]]; then cmake -DCMAKE_BUILD_TYPE=Debug -DCMAKE_CXX_FLAGS="${CXX_FLAGS} ${SANITIZER_CXX_FLAGS} -g -fno-omit-frame-pointer -fsanitize=address" . && make clean && make -k -j2 && ctest -j2 --output-on-failure ; fi
- - if [[ "${HAS_ASAN}" = "true" ]]; then cmake -DCMAKE_BUILD_TYPE=Release -DCMAKE_CXX_FLAGS="${CXX_FLAGS} ${SANITIZER_CXX_FLAGS} -g -fno-omit-frame-pointer -fsanitize=address" . && make clean && make -k -j2 && ctest -j2 --output-on-failure ; fi
+ - if [[ "${HAS_ASAN}" = "true" ]]; then cmake -DCMAKE_BUILD_TYPE=Debug -DCMAKE_CXX_FLAGS="${CXX_FLAGS} ${SANITIZER_CXX_FLAGS} -g -fno-omit-frame-pointer -fsanitize=address -static-libasan" . && make clean && make -k -j2 && ctest -j2 --output-on-failure ; fi
+ - if [[ "${HAS_ASAN}" = "true" ]]; then cmake -DCMAKE_BUILD_TYPE=Release -DCMAKE_CXX_FLAGS="${CXX_FLAGS} ${SANITIZER_CXX_FLAGS} -g -fno-omit-frame-pointer -fsanitize=address -static-libasan" . && make clean && make -k -j2 && ctest -j2 --output-on-failure ; fi
- export UBSAN_OPTIONS=verbosity=2
- if [[ "${HAS_UBSAN}" = "true" ]]; then cmake -DCMAKE_BUILD_TYPE=Debug -DCMAKE_CXX_FLAGS="${CXX_FLAGS} ${SANITIZER_CXX_FLAGS} -g -fno-omit-frame-pointer -fsanitize=undefined" . && make clean && make -k -j2 && ctest -j2 --output-on-failure ; fi