Set CMAKE_MSVC_RUNTIME_LIBRARY consistently across all projects. 🔴 Pitfall 2: C++ Exceptions Crossing DLL Boundaries Throwing an exception from a DLL and catching it in the main executable is unsafe if they aren’t compiled with the same compiler and EH flags. The updated toolchain optionally wraps all public functions with a std::error_code facade.
find_package(xplatcpp 3.0 REQUIRED) xplatcpp_windows_dll( TARGET MyEngine SOURCES engine.cpp PRIVATE_DEFINES _CRT_SECURE_NO_WARNINGS PUBLIC_DEFINES MYENGINE_EXPORTS WINDOWS_VERSIONINFO on LOAD_TIME_PROFILING off # optional, enable for debugging ) The new explicit TARGET and WINDOWS_VERSIONINFO parameters prevent ambiguous parsing. Replace your own export macros with #include <xplatcpp/api.h> and tag public classes/functions with XPLATCPP_PUBLIC . xplatcppwindowsdll updated
XPLATCPP_PUBLIC MyClass& getInstance() static MyClass instance; // thread-safe in C++11 and later return instance; xplatcppwindowsdll updated