Remove obsolete rust intrinsic.

Author: rschatz

sulong/projects/com.oracle.truffle.llvm.parser.factories/src/com/oracle/truffle/llvm/parser/factories/BasicIntrinsicsProvider.java

@@ -135,8 +135,6 @@
 import com.oracle.truffle.llvm.runtime.nodes.intrinsics.multithreading.LLVMPThreadKeyIntrinsicsFactory;
 import com.oracle.truffle.llvm.runtime.nodes.intrinsics.multithreading.LLVMPThreadThreadIntrinsicsFactory;
 import com.oracle.truffle.llvm.runtime.nodes.intrinsics.rust.LLVMPanicNodeGen;
-import com.oracle.truffle.llvm.runtime.nodes.intrinsics.rust.LLVMStartFactory.LLVMLangStartInternalNodeGen;
-import com.oracle.truffle.llvm.runtime.nodes.intrinsics.rust.LLVMStartFactory.LLVMLangStartNodeGen;
 import com.oracle.truffle.llvm.runtime.nodes.intrinsics.sulong.LLVMPrintStackTraceNodeGen;
 import com.oracle.truffle.llvm.runtime.nodes.intrinsics.sulong.LLVMRunDestructorFunctionsNodeGen;
 import com.oracle.truffle.llvm.runtime.nodes.intrinsics.sulong.LLVMShouldPrintStackTraceOnAbortNodeGen;
@@ -484,8 +482,6 @@ private static void registerAbortIntrinsics() {
     }
 
     private static void registerRustIntrinsics() {
-        add("std::rt::lang_start", (args, nodeFactory) -> LLVMLangStartNodeGen.create(args.get(0), args.get(1), args.get(2), args.get(3)));
-        add("std::rt::lang_start_internal", (args, nodeFactory) -> LLVMLangStartInternalNodeGen.create(args.get(0), args.get(1), args.get(2), args.get(3), args.get(4)));
         add("std::process::exit", (args, nodeFactory) -> LLVMExitNodeGen.create(args.get(1)));
         add("core::panicking::panic", (args, nodeFactory) -> LLVMPanicNodeGen.create(args.get(1)));
     }