Feature: Add a new build type for cmake: RelWithDebug

.gitlab-ci.yml

@@ -7,7 +7,7 @@ compile:
     - echo $CI_COMMIT_SHA && git checkout $CI_COMMIT_SHA
     - git submodule update --init --recursive
     - mkdir build && cd build
-    - cmake ../ -DCMAKE_BUILD_TYPE=Debug -DWITH_TOOLS=ON -DWITH_TESTS=ON -DCMAKE_VERBOSE_MAKEFILE=ON
+    - cmake ../ -DCMAKE_BUILD_TYPE=RelWithDebug -DWITH_TOOLS=ON -DWITH_TESTS=ON -DCMAKE_VERBOSE_MAKEFILE=ON
     - make -j $(nproc)
   tags: 
     - terark

CMakeLists.txt

@@ -8,12 +8,11 @@ if(POLICY CMP0042)
   cmake_policy(SET CMP0042 NEW)
 endif()
 
-# Output full compile commands
-# SET(CMAKE_EXPORT_COMPILE_COMMANDS ON)
-# SET(CMAKE_VERBOSE_MAKEFILE ON)
+# Add a new build type `RelWithDebug`, flags: `-g2 -O2 -DDEBUG`
+string(REGEX REPLACE "-DNDEBUG " "" CMAKE_CXX_FLAGS_RELWITHDEBUG "${CMAKE_CXX_FLAGS_RELWITHDEBINFO} -DDEBUG" )
+string(REGEX REPLACE "-DNDEBUG " "" CMAKE_C_FLAGS_RELWITHDEBUG "${CMAKE_C_FLAGS_RELWITHDEBINFO} -DDEBUG" )
 
 list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_LIST_DIR}/cmake/modules/")
-
 SET(CMAKE_INSTALL_LIBDIR ${CMAKE_BINARY_DIR}/lib)
 SET(CMAKE_INSTALL_BINDIR ${CMAKE_BINARY_DIR}/bin)
 SET(CMAKE_INSTALL_INCLUDEDIR ${CMAKE_BINARY_DIR}/include)
@@ -40,8 +39,8 @@ if (${CMAKE_SYSTEM_NAME} MATCHES "Darwin" OR CMAKE_BUILD_TYPE STREQUAL "Release"
   set(WITH_ASAN OFF)
 endif()
 
-# RocksDB's UT has to be run under debug mode
-if(NOT CMAKE_BUILD_TYPE STREQUAL "Debug")
+# RocksDB's UT has to be run under Debug or RelWithDebug mode
+if(CMAKE_BUILD_TYPE STREQUAL "Release" OR CMAKE_BUILD_TYPE STREQUAL "RelWithDebInfo")
   SET(WITH_TESTS OFF CACHE BOOL OFF)
 endif()