swift

c94da3b4 - [CMake] Set -DLLVM_DISABLE_ABI_BREAKING_CHECKS_ENFORCING=1 for runtime/overlays

[CMake] Set -DLLVM_DISABLE_ABI_BREAKING_CHECKS_ENFORCING=1 for runtime/overlays Whenever we're building C++ code as part of the Swift runtime or overlays, disable the ABI-breaking checks. We are only using header content from LLVM's ADT library. Fixes rdar://problem/48618250.