@@ 20,7 20,7 @@ find_library(LIBUBSAN NAMES ubsan libubsan.so.0)
#
## Set various debug flags (instrumentation libs, coverage, …)
#
-set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++1y -pedantic -Wall -Wextra -Wconversion")
+set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++1y -pedantic -Wall -Wextra -Wconversion -fvisibility=hidden -fvisibility-inlines-hidden")
if("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU")
set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -fprofile-arcs -ftest-coverage --coverage")
endif()