Index: lld/trunk/MinGW/Driver.cpp
===================================================================
--- lld/trunk/MinGW/Driver.cpp
+++ lld/trunk/MinGW/Driver.cpp
@@ -187,6 +187,9 @@
       Args.getLastArgValue(OPT_m) != "arm64pe" && !Args.hasArg(OPT_dynamicbase))
     Add("-dynamicbase:no");
 
+  if (Args.hasArg(OPT_no_insert_timestamp))
+    Add("-timestamp:0");
+
   if (Args.hasFlag(OPT_gc_sections, OPT_no_gc_sections, false))
     Add("-opt:ref");
   else
Index: lld/trunk/MinGW/Options.td
===================================================================
--- lld/trunk/MinGW/Options.td
+++ lld/trunk/MinGW/Options.td
@@ -22,6 +22,8 @@
 def m: JoinedOrSeparate<["-"], "m">, HelpText<"Set target emulation">;
 def map: S<"Map">, HelpText<"Output a linker map">;
 def map_eq: J<"Map=">, Alias<map>;
+def no_insert_timestamp: F<"no-insert-timestamp">,
+    HelpText<"Don't include PE header timestamp">;
 def no_whole_archive: F<"no-whole-archive">,
     HelpText<"No longer include all object files for following archives">;
 def large_address_aware: Flag<["--"], "large-address-aware">,
Index: lld/trunk/test/MinGW/driver.test
===================================================================
--- lld/trunk/test/MinGW/driver.test
+++ lld/trunk/test/MinGW/driver.test
@@ -151,3 +151,6 @@
 
 RUN: ld.lld -### -m i386pep foo.o -Llibpath | FileCheck -check-prefix LIBPATH %s
 LIBPATH: -libpath:libpath
+
+RUN: ld.lld -### -m i386pep foo.o --no-insert-timestamp | FileCheck -check-prefix NOTIMESTAMP %s
+NOTIMESTAMP: -timestamp:0