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Remove support for Swift 3 @objc inference.

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Obsolete the `-enable-swift3-objc-inference` option and related options by
removing support for inferring `@objc` attributes using Swift 3 rules.
Automated migration from Swift 3 has not been supported by the compiler for
many years.
This commit is contained in:
Allan Shortlidge
2024-01-08 12:04:04 -08:00
parent 3e16fa4e7e
commit e5c6bb649c
23 changed files with 17 additions and 634 deletions
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4
stdlib/cmake/modules/SwiftSource.cmake
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@@ -599,10 +599,6 @@ function(_compile_swift_files
list(APPEND swift_flags "-Xfrontend" "-disable-standard-substitutions-in-reflection-mangling")
endif()
if (SWIFTFILE_IS_STDLIB_CORE OR SWIFTFILE_IS_SDK_OVERLAY)
list(APPEND swift_flags "-warn-swift3-objc-inference-complete")
endif()
if(NOT SWIFT_STDLIB_ENABLE_OBJC_INTEROP)
list(APPEND swift_flags "-Xfrontend" "-disable-objc-interop")
endif()