Merge pull request swiftlang#10853 from gottesmm/enable_silownership_on_stdlibCore_by_default

[semantic-sil] Turn on sil ownership/the verifier by default on stdlibCore.

Author: gottesmm

stdlib/public/core/CMakeLists.txt

@@ -226,6 +226,7 @@ endif()
 
 list(APPEND swift_stdlib_compile_flags "-Xllvm" "-sil-inline-generics")
 list(APPEND swift_stdlib_compile_flags "-Xllvm" "-sil-partial-specialization")
+list(APPEND swift_stdlib_compile_flags "-Xfrontend" "-enable-sil-ownership")
 
 if(SWIFT_CHECK_ESSENTIAL_STDLIB)
   add_swift_library(swift_stdlib_essential ${SWIFT_STDLIB_LIBRARY_BUILD_TYPES} IS_STDLIB IS_STDLIB_CORE