llvm-go: call llvm-config with components

Summary:
Add components back into calls to llvm-config,
which was accidentally removed in r258283.

Reviewers: pcc

Subscribers: llvm-commits

Differential Revision: http://reviews.llvm.org/D16392

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@258383 91177308-0d34-0410-b5e6-96231b3b80d8

tools/llvm-go/llvm-go.go

@@ -89,7 +89,8 @@ func llvmConfig(args ...string) string {
 }
 
 func llvmFlags() compilerFlags {
-	ldflags := llvmConfig("--ldflags", "--libs", "--system-libs")
+	args := append([]string{"--ldflags", "--libs", "--system-libs"}, components...)
+	ldflags := llvmConfig(args...)
 	if runtime.GOOS != "darwin" {
 		// OS X doesn't like -rpath with cgo. See:
 		// https://code.google.com/p/go/issues/detail?id=7293