[K/N] Added new output kind (will be used later)

PRELIMINARY_CACHE only builds additional (IR-based) info for a cache,
will be used later in per-file caches

kotlin-native/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/CompilerOutput.kt

@@ -34,6 +34,7 @@ val KonanConfig.isFinalBinary: Boolean get() = when (this.produce) {
     CompilerOutputKind.DYNAMIC_CACHE, CompilerOutputKind.STATIC_CACHE,
     CompilerOutputKind.LIBRARY, CompilerOutputKind.BITCODE -> false
     CompilerOutputKind.FRAMEWORK -> !omitFrameworkBinary
+    else -> error("Unknown compiler output kind")
 }
 
 val CompilerOutputKind.involvesBitcodeGeneration: Boolean
@@ -49,6 +50,7 @@ val KonanConfig.involvesLinkStage: Boolean
         CompilerOutputKind.STATIC-> true
         CompilerOutputKind.LIBRARY, CompilerOutputKind.BITCODE -> false
         CompilerOutputKind.FRAMEWORK -> !omitFrameworkBinary
+        else -> error("Unknown compiler output kind")
     }
 
 val CompilerOutputKind.isCache: Boolean
@@ -255,6 +257,7 @@ internal fun produceOutput(context: Context) {
             LLVMWriteBitcodeToFile(context.llvmModule!!, output)
         }
         null -> {}
+        else -> error("Unknown compiler output kind")
     }
 }
 

native/utils/src/org/jetbrains/kotlin/konan/target/CompilerOutputKind.kt

@@ -34,6 +34,9 @@ enum class CompilerOutputKind {
     STATIC_CACHE {
         override fun suffix(target: KonanTarget?) = ".${target!!.family.staticSuffix}"
         override fun prefix(target: KonanTarget?) = target!!.family.staticPrefix
+    },
+    PRELIMINARY_CACHE {
+        override fun suffix(target: KonanTarget?) = ""
     };
 
     abstract fun suffix(target: KonanTarget? = null): String