tests: make code coverage for unit tests optional

[vpp.git] / src / CMakeLists.txt

diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 75e4253..a1764f7 100644 (file)
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -125,6 +125,10 @@ if (CMAKE_BUILD_TYPE_UC STREQUAL "RELEASE")
   endif()
 endif()
 
+if(VPP_USE_LTO)
+  check_c_compiler_flag("-Wno-stringop-overflow"
+                       compiler_flag_no_stringop_overflow)
+endif()
 ##############################################################################
 # sanitizers
 ##############################################################################
@@ -152,6 +156,14 @@ if(VPP_ENABLE_TRAJECTORY_TRACE)
   add_compile_definitions(VLIB_BUFFER_TRACE_TRAJECTORY=1)
 endif()
 
+##############################################################################
+# unittest with clang ode coverage
+##############################################################################
+
+if("${CMAKE_VERSION}" VERSION_GREATER_EQUAL "3.13" AND "${CMAKE_C_COMPILER_ID}" MATCHES "(Apple)?[Cc]lang")
+  option(VPP_BUILD_TESTS_WITH_COVERAGE "Build unit tests with code coverage" OFF)
+endif()
+
 ##############################################################################
 # install config
 ##############################################################################
@@ -265,6 +277,7 @@ pr("VPP version" ${VPP_VERSION})
 pr("VPP library version" ${VPP_LIB_VERSION})
 pr("GIT toplevel dir" ${VPP_GIT_TOPLEVEL_DIR})
 pr("Build type" ${CMAKE_BUILD_TYPE})
+pr("C compiler" ${CMAKE_C_COMPILER})
 pr("C flags" ${CMAKE_C_FLAGS}${CMAKE_C_FLAGS_${CMAKE_BUILD_TYPE_UC}})
 pr("Linker flags (apps)" ${CMAKE_EXE_LINKER_FLAGS} ${CMAKE_EXE_LINKER_FLAGS_${CMAKE_BUILD_TYPE_UC}})
 pr("Linker flags (libs)" ${CMAKE_SHARED_LINKER_FLAGS} ${CMAKE_SHARED_LINKER_FLAGS_${CMAKE_BUILD_TYPE_UC}})
@@ -272,3 +285,4 @@ pr("Host processor" ${CMAKE_HOST_SYSTEM_PROCESSOR})
 pr("Target processor" ${CMAKE_SYSTEM_PROCESSOR})
 pr("Prefix path" ${CMAKE_PREFIX_PATH})
 pr("Install prefix" ${CMAKE_INSTALL_PREFIX})
+pr("Library dir" ${VPP_LIBRARY_DIR})