Fix building with asan option and OSL.

When OSL is enabled, Cycles disables RTTI in some of its modules, which
then breaks vptr sanitizer (part of the 'undefined' sanitizer).

thanks to @brecht for helping tracking down the issue.
This commit is contained in:
Bastien Montagne 2019-04-23 20:59:10 +02:00
parent 148c0aa0fa
commit ec57ff2800

@ -811,6 +811,12 @@ if (NOT CMAKE_BUILD_TYPE MATCHES "Release")
set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} ${COMPILER_ASAN_CXXFLAGS}")
set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "${CMAKE_CXX_FLAGS_RELWITHDEBINFO} ${COMPILER_ASAN_CXXFLAGS}")
if(WITH_CYCLES_OSL)
# With OSL, Cycles disables rtti in some modules, wich then breaks at linking
# when trying to use vptr sanitizer (included into 'undefined' general option).
set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -fno-sanitize=vptr")
set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "${CMAKE_CXX_FLAGS_RELWITHDEBINFO} -fno-sanitize=vptr")
endif()
if(MSVC)
set(COMPILER_ASAN_LINKER_FLAGS "/FUNCTIONPADMIN:6")
endif()