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Fix C++ interop in SwiftCompilerSources #73653

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May 16, 2024
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Fix C++ interop in SwiftCompilerSources #73653

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5 changes: 5 additions & 0 deletions SwiftCompilerSources/CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -121,6 +121,11 @@ function(add_swift_compiler_modules_library name)
"-Xfrontend" "${SWIFT_MIN_RUNTIME_VERSION}")
endif()
list(APPEND swift_compile_options "-Xfrontend" "-disable-implicit-string-processing-module-import")

# We cannot use Unsafe*Pointer when importing C++ move-only types until the
# host libraries are updated to Swift 6.0, because that importing strategy
# requires _Pointer have its Pointee: ~Copyable. (rdar://128013193)
list(APPEND swift_compile_options "-Xfrontend" "-cxx-interop-use-opaque-pointer-for-moveonly")
endif()

if(CMAKE_BUILD_TYPE STREQUAL "Debug")
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