diff --git a/gcc/lto/Make-lang.in b/gcc/lto/Make-lang.in
index 4695077..465662e 100644
--- a/gcc/lto/Make-lang.in
+++ b/gcc/lto/Make-lang.in
@@ -22,7 +22,7 @@
 # The name of the LTO compiler.
 LTO_EXE = lto1$(exeext)
 # The LTO-specific object files inclued in $(LTO_EXE).
-LTO_OBJS = lto/lto-lang.o lto/lto.o lto/lto-object.o attribs.o lto/lto-partition.o lto/lto-symtab.o
+LTO_OBJS = lto/lto-lang.o lto/lto.o lto/lto-object.o attribs.o lto/lto-partition.o lto/lto-symtab.o lto/lto-dump.o
 lto_OBJS = $(LTO_OBJS)
 
 # this is only useful in a LTO bootstrap, but this does not work right
diff --git a/gcc/lto/lang.opt b/gcc/lto/lang.opt
index 0a408d3..684fdb9 100644
--- a/gcc/lto/lang.opt
+++ b/gcc/lto/lang.opt
@@ -42,6 +42,7 @@ Enum(lto_linker_output) String(pie) Value(LTO_LINKER_OUTPUT_PIE)
 EnumValue
 Enum(lto_linker_output) String(exec) Value(LTO_LINKER_OUTPUT_EXEC)
 
+
 flinker-output=
 LTO Report Driver Joined RejectNegative Enum(lto_linker_output) Var(flag_lto_linker_output) Init(LTO_LINKER_OUTPUT_UNKNOWN)
 Set linker output type (used internally during LTO optimization)
@@ -63,6 +64,10 @@ fwpa=
 LTO Driver RejectNegative Joined Var(flag_wpa)
 Whole program analysis (WPA) mode with number of parallel jobs specified.
 
+fdump
+LTO Dump Tool
+Call the dump function.
+
 fresolution=
 LTO Joined
 The resolution file.
diff --git a/gcc/lto/lto-dump.c b/gcc/lto/lto-dump.c
new file mode 100644
index 0000000..f7ed8b9
--- /dev/null
+++ b/gcc/lto/lto-dump.c
@@ -0,0 +1,42 @@
+/* LTO dump tool
+   Copyright (C) 2009-2018 Free Software Foundation, Inc.
+
+This file is part of GCC.
+
+GCC is free software; you can redistribute it and/or modify it under
+the terms of the GNU General Public License as published by the Free
+Software Foundation; either version 3, or (at your option) any later
+version.
+
+GCC is distributed in the hope that it will be useful, but WITHOUT ANY
+WARRANTY; without even the implied warranty of MERCHANTABILITY or
+FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+for more details.
+
+You should have received a copy of the GNU General Public License
+along with GCC; see the file COPYING3.  If not see
+<http://www.gnu.org/licenses/>.  */
+
+#include "config.h"
+#include "system.h"
+#include "coretypes.h"
+#include "target.h"
+#include "function.h"
+#include "basic-block.h"
+#include "tree.h"
+#include "gimple.h"
+#include "cgraph.h"
+#include "lto-streamer.h"
+#include "ipa-utils.h"
+#include "builtins.h"
+#include "alias.h"
+#include "lto-symtab.h"
+#include "stringpool.h"
+#include "attribs.h"
+#include "stdio.h"
+
+void dump()
+{
+
+	printf("Hello World!\n");
+}
\ No newline at end of file
diff --git a/gcc/lto/lto-dump.h b/gcc/lto/lto-dump.h
new file mode 100644
index 0000000..676ba5b
--- /dev/null
+++ b/gcc/lto/lto-dump.h
@@ -0,0 +1 @@
+void dump();
\ No newline at end of file