remove -fno-rtti

cmake/build_configurations/mysql_release.cmake

@@ -207,7 +207,7 @@ IF(UNIX)
   IF(CMAKE_SYSTEM_NAME MATCHES "Linux")
     IF(CMAKE_C_COMPILER_ID MATCHES "Intel")
       SET(COMMON_C_FLAGS                 "-static-intel -static-libgcc -g -mp -restrict")
-      SET(COMMON_CXX_FLAGS               "-static-intel -static-libgcc -g -mp -restrict -fno-exceptions -fno-rtti")
+      SET(COMMON_CXX_FLAGS               "-static-intel -static-libgcc -g -mp -restrict -fno-exceptions")
       IF(CMAKE_SYSTEM_PROCESSOR MATCHES "ia64")
         SET(COMMON_C_FLAGS               "${COMMON_C_FLAGS} -no-ftz -no-prefetch")
         SET(COMMON_CXX_FLAGS             "${COMMON_CXX_FLAGS} -no-ftz -no-prefetch")

configure.cmake

@@ -53,11 +53,6 @@ IF(NOT SYSTEM_TYPE)
 ENDIF()
 
 IF(CMAKE_CXX_COMPILER_ID MATCHES "GNU|Clang" AND (NOT MSVC))
-  # MySQL "canonical" GCC flags. At least -fno-rtti flag affects
-  # ABI and cannot be simply removed. 
-  SET(CMAKE_CXX_FLAGS 
-    "${CMAKE_CXX_FLAGS} -fno-rtti")
-
   IF (CMAKE_EXE_LINKER_FLAGS MATCHES " -static " 
      OR CMAKE_EXE_LINKER_FLAGS MATCHES " -static$")
      SET(HAVE_DLOPEN FALSE CACHE "Disable dlopen due to -static flag" FORCE)

storage/mroonga/CMakeLists.txt

@@ -361,12 +361,7 @@ else()
     MY_CHECK_AND_SET_COMPILER_FLAG("-Wno-unused-parameter")
     MY_CHECK_AND_SET_COMPILER_FLAG("-Wno-strict-aliasing")
     MY_CHECK_AND_SET_COMPILER_FLAG("-Wno-deprecated")
-    if(("${MYSQL_VARIANT}" STREQUAL "MariaDB") OR
-        ("${MYSQL_VARIANT}" STREQUAL "MySQL" AND
-         ${MYSQL_VERSION} VERSION_LESS "5.7.0"))
-      MY_CHECK_AND_SET_COMPILER_FLAG("-fno-exceptions")
-      MY_CHECK_AND_SET_COMPILER_FLAG("-fno-rtti")
-    endif()
+    MY_CHECK_AND_SET_COMPILER_FLAG("-fno-exceptions")
     MY_CHECK_AND_SET_COMPILER_FLAG("-felide-constructors")
     MY_CHECK_AND_SET_COMPILER_FLAG("-Wno-implicit-fallthrough")
   endif()

storage/oqgraph/CMakeLists.txt

 set(CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake")
 
-FUNCTION(CHECK_OQGRAPH)
+MACRO(CHECK_OQGRAPH)
 MESSAGE(STATUS "Configuring OQGraph")
 FIND_PACKAGE(Boost 1.40.0)
 IF(NOT Boost_FOUND)
@@ -17,27 +17,8 @@ IF(NOT Judy_FOUND)
   RETURN()
 ENDIF()
 INCLUDE_DIRECTORIES(${Judy_INCLUDE_DIR})
-
-IF(MSVC)
-#  # lp:756966 OQGRAPH on Win64 does not compile
-#  IF (CMAKE_SIZEOF_VOID_P EQUAL 8)
-#    SET(OQGRAPH_OK 0 CACHE INTERNAL "")
-#  ELSE()
-    SET(OQGRAPH_OK 1 CACHE INTERNAL "")
-#  ENDIF()
-ELSE()
-# See if that works. On old gcc it'll fail because of -fno-rtti
-SET(CMAKE_REQUIRED_INCLUDES "${Boost_INCLUDE_DIRS}")
-CHECK_CXX_SOURCE_COMPILES(
-"
-#define BOOST_NO_RTTI 1
-#define BOOST_NO_TYPEID 1
-#include <boost/config.hpp>
-#include <boost/property_map/property_map.hpp>
-int main() { return 0; }
-" OQGRAPH_OK)
-ENDIF()
-ENDFUNCTION()
+SET(OQGRAPH_OK 1)
+ENDMACRO()
 
 IF(NOT DEFINED OQGRAPH_OK)
   CHECK_OQGRAPH()

storage/rocksdb/CMakeLists.txt

@@ -163,26 +163,6 @@ TARGET_LINK_LIBRARIES(rocksdb rocksdb_aux_lib)
     NAMES liblz4${PIC_EXT}.a lz4
     HINTS ${WITH_LZ4}/lib)
 
-IF(CMAKE_CXX_COMPILER_ID MATCHES "GNU" OR CMAKE_CXX_COMPILER_ID MATCHES "Clang")
-
-  # MARIAROCKS_NOT_YET: Add -frtti flag when compiling RocksDB files.
-  # TODO: is this the right way to do this?
-  #  - SQL layer and storage/rocksdb/*.cc are compiled with -fnortti
-  #  - RocksDB files are compiled with "-fnortti ... -frtti" 
-  #  - This causes RocksDB headers to be compiled with different settings:
-  #     = with RTTI when compiling RocksDB
-  #     = without RTTI when compiling storage/rocksdb/*.cc
-  # 
-  #  (facebook/mysql-5.6 just compiles everything without -f*rtti, which means
-  #  everything is compiled with -frtti) 
-  #
-  #  (also had to add -frtti above, because something that event_listener.cc
-  #  includes requires it. So, now everything in MariaRocks is compiled with
-  #  -frtti)
-  set_source_files_properties(event_listener.cc rdb_cf_options.cc rdb_sst_info.cc
-    PROPERTIES COMPILE_FLAGS -frtti)
-ENDIF()
-
 CHECK_FUNCTION_EXISTS(sched_getcpu  HAVE_SCHED_GETCPU)
 IF(HAVE_SCHED_GETCPU)
   ADD_DEFINITIONS(-DHAVE_SCHED_GETCPU=1)
@@ -225,9 +205,6 @@ CONFIGURE_FILE(${CMAKE_CURRENT_SOURCE_DIR}/myrocks_hotbackup.py
   ${CMAKE_CURRENT_BINARY_DIR}/myrocks_hotbackup @ONLY)
 INSTALL_SCRIPT(${CMAKE_CURRENT_BINARY_DIR}/myrocks_hotbackup COMPONENT rocksdb-engine)
 
-IF(CMAKE_CXX_COMPILER_ID MATCHES "GNU" OR CMAKE_CXX_COMPILER_ID MATCHES "Clang")
-  SET_TARGET_PROPERTIES(rocksdb_tools sst_dump mysql_ldb PROPERTIES COMPILE_FLAGS -frtti)
-ENDIF()
 IF(MSVC)
   # RocksDB, the storage engine, overdoes "const" by adding
   # additional const qualifiers to parameters of the overriden virtual functions

storage/rocksdb/build_rocksdb.cmake

@@ -425,5 +425,5 @@ list(APPEND SOURCES ${CMAKE_CURRENT_BINARY_DIR}/build_version.cc)
 ADD_CONVENIENCE_LIBRARY(rocksdblib ${SOURCES})
 target_link_libraries(rocksdblib ${THIRDPARTY_LIBS} ${SYSTEM_LIBS})
 IF(CMAKE_CXX_COMPILER_ID MATCHES "GNU" OR CMAKE_CXX_COMPILER_ID MATCHES "Clang")
-  set_target_properties(rocksdblib PROPERTIES COMPILE_FLAGS "-fPIC -fno-builtin-memcmp -frtti")
+  set_target_properties(rocksdblib PROPERTIES COMPILE_FLAGS "-fPIC -fno-builtin-memcmp")
 endif()

storage/tokudb/PerconaFT/cmake_modules/TokuSetupCompiler.cmake

@@ -73,7 +73,6 @@ set_cflags_if_supported(
   -Wno-error=tautological-constant-out-of-range-compare
   -Wno-error=maybe-uninitialized
   -Wno-error=extern-c-compat
-  -fno-rtti
   -fno-exceptions
   -Wno-error=nonnull-compare
   )