Got basic code building with the roboRIO compiler.

Change-Id: I158caa4786542344e91949c62fd95a79015b653b
diff --git a/tools/cpp/BUILD b/tools/cpp/BUILD
index 43ed151..a29003c 100644
--- a/tools/cpp/BUILD
+++ b/tools/cpp/BUILD
@@ -29,6 +29,7 @@
         ":cc-compiler-armeabi-v7a",
         ":cc-compiler-local",
         ":cc-compiler-k8",
+        ":cc-compiler-roborio",
     ],
 )
 
@@ -73,3 +74,17 @@
     strip_files = ":empty",
     supports_param_files = 0,
 )
+
+cc_toolchain(
+    name = "cc-compiler-roborio",
+    all_files = ":empty",
+    compiler_files = ":empty",
+    cpu = "local",
+    dwp_files = ":empty",
+    dynamic_runtime_libs = [":empty"],
+    linker_files = ":empty",
+    objcopy_files = ":empty",
+    static_runtime_libs = [":empty"],
+    strip_files = ":empty",
+    supports_param_files = 0,
+)