Enable Key Instructions in LLVM builds by default

Author: OCHyams

llvm/CMakeLists.txt

@@ -546,7 +546,7 @@ set(LLVM_ENABLE_DEBUGLOC_COVERAGE_TRACKING "DISABLED" CACHE STRING
 set_property(CACHE LLVM_ENABLE_DEBUGLOC_COVERAGE_TRACKING PROPERTY STRINGS DISABLED COVERAGE)
 
 option(LLVM_EXPERIMENTAL_KEY_INSTRUCTIONS
-  "Add additional fields to DILocations to support Key Instructions" OFF)
+  "Add additional fields to DILocations to support Key Instructions" ON)
 
 set(WINDOWS_PREFER_FORWARD_SLASH_DEFAULT OFF)
 if (MINGW)