diff --git a/include/clang/Driver/Options.td b/include/clang/Driver/Options.td
index 414551b..9f9a4ee 100644
--- a/include/clang/Driver/Options.td
+++ b/include/clang/Driver/Options.td
@@ -385,6 +385,8 @@
 def fvisibility_EQ : Joined<"-fvisibility=">, Group<f_Group>;
 def fwritable_strings : Flag<"-fwritable-strings">, Group<f_Group>;
 def fzero_initialized_in_bss : Flag<"-fzero-initialized-in-bss">, Group<f_Group>;
+def ffunction_sections: Flag <"-ffunction-sections">, Group<f_Group>;
+def fdata_sections : Flag <"-fdata-sections">, Group<f_Group>;
 def f : Joined<"-f">, Group<f_Group>;
 def g0 : Joined<"-g0">, Group<g_Group>;
 def g3 : Joined<"-g3">, Group<g_Group>;
diff --git a/lib/Driver/Tools.cpp b/lib/Driver/Tools.cpp
index 4622e2d..f3ec23c 100644
--- a/lib/Driver/Tools.cpp
+++ b/lib/Driver/Tools.cpp
@@ -996,6 +996,9 @@
   if (Garg && Garg != Args.getLastArg(options::OPT_g0))
     CmdArgs.push_back("-g");
 
+  Args.AddAllArgs(CmdArgs, options::OPT_ffunction_sections);
+  Args.AddAllArgs(CmdArgs, options::OPT_fdata_sections);
+
   Args.AddLastArg(CmdArgs, options::OPT_nostdinc);
   Args.AddLastArg(CmdArgs, options::OPT_nostdincxx);
   Args.AddLastArg(CmdArgs, options::OPT_nobuiltininc);