diff --git a/lib/Driver/Tools.cpp b/lib/Driver/Tools.cpp
index ae197fb..cf866c3 100644
--- a/lib/Driver/Tools.cpp
+++ b/lib/Driver/Tools.cpp
@@ -1021,6 +1021,8 @@
   Args.AddAllArgs(CmdArgs, options::OPT_ffunction_sections);
   Args.AddAllArgs(CmdArgs, options::OPT_fdata_sections);
 
+  Args.AddAllArgs(CmdArgs, options::OPT_finstrument_functions);
+
   Args.AddLastArg(CmdArgs, options::OPT_nostdinc);
   Args.AddLastArg(CmdArgs, options::OPT_nostdincxx);
   Args.AddLastArg(CmdArgs, options::OPT_nobuiltininc);