add -Werror to compile flags

CMakeLists.txt

@@ -265,7 +265,7 @@ macro(ADD_CXX_COMPILER_FLAG_IF_AVAILABLE flag have)
 endmacro(ADD_CXX_COMPILER_FLAG_IF_AVAILABLE)
 
 if(CMAKE_CXX_COMPILER_ID MATCHES "GNU" OR CMAKE_CXX_COMPILER_ID MATCHES "Clang")
-  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wno-comment -Wno-reorder -Wno-unused-but-set-variable -Wno-unused-variable -Wtype-limits -std=c++11")
+  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Werror -Wno-comment -Wno-reorder -Wno-unused-but-set-variable -Wno-unused-variable -Wtype-limits -std=c++11")
 
   find_package(SSE)
   if (HAVE_AVX2)
@@ -282,7 +282,7 @@ endif(CMAKE_CXX_COMPILER_ID MATCHES "GNU" OR CMAKE_CXX_COMPILER_ID MATCHES "Clan
 ADD_CXX_COMPILER_FLAG_IF_AVAILABLE("-Werror=incompatible-pointer-types" HAVE_ERROR_INCOMPATIBLE)
 
 if(CMAKE_C_COMPILER_ID MATCHES "GNU" OR CMAKE_C_COMPILER_ID MATCHES "Clang")
-  set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Wno-comment -Wno-write-strings -Winline -Wno-unused-result -Wformat -Wmissing-field-initializers -Wtype-limits -std=c99 -D_GNU_SOURCE")
+  set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Werror -Wno-comment -Wno-write-strings -Winline -Wno-unused-result -Wformat -Wmissing-field-initializers -Wtype-limits -std=c99 -D_GNU_SOURCE")
 
   if(${CMAKE_BUILD_TYPE} STREQUAL "Debug")
     set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -ggdb -O0 -DDEBUG_MODE -DBUILD_TYPE_DEBUG")

lib/src/common/CMakeLists.txt

@@ -21,6 +21,9 @@
 file(GLOB CXX_SOURCES "*.cc")
 file(GLOB C_SOURCES "*.c")
 
+# Avoid warnings caused by libmbedtls about deprecated functions
+set_source_files_properties(security.cc PROPERTIES COMPILE_FLAGS -Wno-deprecated-declarations)
+
 add_library(srslte_common STATIC ${C_SOURCES} ${CXX_SOURCES})
 add_custom_target(gen_build_info COMMAND cmake -P ${CMAKE_BINARY_DIR}/SRSLTEbuildinfo.cmake)
 add_dependencies(srslte_common gen_build_info)