Remove rustllvm functions which have moved upstream.

Author: Elliott Slaughter

src/rustc/lib/llvm.rs

@@ -969,10 +969,6 @@ extern mod llvm {
 
     fn LLVMConstNamedStruct(S: TypeRef, ConstantVals: *ValueRef,
                             Count: c_uint) -> ValueRef;
-
-    /** Links LLVM modules together. `Src` is destroyed by this call and
-        must never be referenced again. */
-    fn LLVMLinkModules(Dest: ModuleRef, Src: ModuleRef) -> Bool;
 }
 
 fn SetInstructionCallConv(Instr: ValueRef, CC: CallConv) {

src/rustllvm/RustWrapper.cpp

@@ -61,20 +61,6 @@ extern "C" void LLVMRustAddPrintModulePass(LLVMPassManagerRef PMR,
   PM->run(*unwrap(M));
 }
 
-extern "C" bool LLVMLinkModules(LLVMModuleRef Dest, LLVMModuleRef Src) {
-  static std::string err;
-
-  // For some strange reason, unwrap() doesn't work here. "No matching
-  // function" error.
-  Module *DM = reinterpret_cast<Module *>(Dest);
-  Module *SM = reinterpret_cast<Module *>(Src);
-  if (Linker::LinkModules(DM, SM, Linker::DestroySource, &err)) {
-    LLVMRustError = err.c_str();
-    return false;
-  }
-  return true;
-}
-
 void LLVMInitializeX86TargetInfo();
 void LLVMInitializeX86Target();
 void LLVMInitializeX86TargetMC();

src/rustllvm/rustllvm.def.in

@@ -7,7 +7,6 @@ LLVMRustConstInt
 LLVMRustParseBitcode
 LLVMRustParseAssemblyFile
 LLVMRustPrintPassTimings
-LLVMLinkModules
 LLVMCreateObjectFile
 LLVMDisposeObjectFile
 LLVMGetSections