[PECOFF] Ignore /ignore option.

/ignore:<number> is a linker option to disable warning specified by
the number. We ignore the option because it does not make sense for
LLD.

llvm-svn: 206636

2 files changed, 3 insertions, 2 deletions

diff --git a/lld/lib/Driver/WinLinkOptions.td b/lld/lib/Driver/WinLinkOptions.td
index b40dd6e081f..b7cd4308652 100644
--- a/lld/lib/Driver/WinLinkOptions.td
+++ b/lld/lib/Driver/WinLinkOptions.td
@@ -106,6 +106,7 @@ def delay : QF<"delay">;
 def delayload : QF<"delayload">;
 def errorreport : QF<"errorreport">;
 def idlout : QF<"idlout">;
+def ignore : QF<"ignore">;
 def implib : QF<"implib">;
 def pdb : QF<"pdb">;
 def pdbaltpath : QF<"pdbaltpath">;
diff --git a/lld/unittests/DriverTests/WinLinkDriverTest.cpp b/lld/unittests/DriverTests/WinLinkDriverTest.cpp
index 1c1bc79a2b2..c5a0e1470eb 100644
--- a/lld/unittests/DriverTests/WinLinkDriverTest.cpp
+++ b/lld/unittests/DriverTests/WinLinkDriverTest.cpp
@@ -653,8 +653,8 @@ TEST_F(WinLinkParserTest, Ignore) {
                     "/disallowlib:foo", "/delayload:user32", "/pdb:foo",
                     "/pdbaltpath:bar", "/verbose", "/verbose:icf", "/wx",
                     "/wx:no", "/tlbid:1", "/tlbout:foo", "/idlout:foo",
-                    "/ignoreidl", "/implib:foo", "/safeseh", "/safeseh:no",
-                    "/functionpadmin", "a.obj", nullptr));
+                    "/ignore:4000", "/ignoreidl", "/implib:foo", "/safeseh",
+                    "/safeseh:no", "/functionpadmin", "a.obj", nullptr));
   EXPECT_EQ("", errorMessage());
   EXPECT_EQ(2, inputFileCount());
   EXPECT_EQ("a.obj", inputFile(0));