llvmc: Add a '-time' option.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@86348 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CompilerDriver/BuiltinOptions.cpp b/lib/CompilerDriver/BuiltinOptions.cpp
index d90c50d..d1ac8c9 100644
--- a/lib/CompilerDriver/BuiltinOptions.cpp
+++ b/lib/CompilerDriver/BuiltinOptions.cpp
@@ -30,8 +30,10 @@
 cl::list<std::string> Languages("x",
           cl::desc("Specify the language of the following input files"),
           cl::ZeroOrMore);
+
 cl::opt<bool> DryRun("dry-run",
                      cl::desc("Only pretend to run commands"));
+cl::opt<bool> Time("time", cl::desc("Time individual commands"));
 cl::opt<bool> VerboseMode("v",
                           cl::desc("Enable verbose mode"));