Hide -source 8 and -target 8 deprecation warnings

We know -source 8 and -target 8 will be deprecated, no need to print
it on every compile.

Test: manual
Change-Id: I2a16578a67b5f55628f145c9a03b6b6ce0df0cd0

2 files changed, 12 insertions, 0 deletions

diff --git a/cmd/javac_wrapper/javac_wrapper.go b/cmd/javac_wrapper/javac_wrapper.go
index 4679906d5..49bcedf9e 100644
--- a/cmd/javac_wrapper/javac_wrapper.go
+++ b/cmd/javac_wrapper/javac_wrapper.go
@@ -200,6 +200,9 @@ var warningCount = regexp.MustCompile(`^([0-9]+) warning(s)?$`)
 
 var warningFilters = []*regexp.Regexp{
 	regexp.MustCompile(`bootstrap class path not set in conjunction with -source`),
+	regexp.MustCompile(`source value 8 is obsolete and will be removed in a future release`),
+	regexp.MustCompile(`target value 8 is obsolete and will be removed in a future release`),
+	regexp.MustCompile(`To suppress warnings about obsolete options, use -Xlint:-options.`),
 }
 
 var filters = []*regexp.Regexp{
diff --git a/cmd/javac_wrapper/javac_wrapper_test.go b/cmd/javac_wrapper/javac_wrapper_test.go
index ad230012e..5e2678672 100644
--- a/cmd/javac_wrapper/javac_wrapper_test.go
+++ b/cmd/javac_wrapper/javac_wrapper_test.go
@@ -90,6 +90,15 @@ warning: [options] bootstrap class path not set in conjunction with -source 1.9\
 `,
 		out: "\n\x1b[1m\x1b[35mwarning:\x1b[0m\x1b[1m foo\x1b[0m\n1 warning\n",
 	},
+	{
+		in: `
+warning: [options] source value 8 is obsolete and will be removed in a future release
+warning: [options] target value 8 is obsolete and will be removed in a future release
+warning: [options] To suppress warnings about obsolete options, use -Xlint:-options.
+3 warnings
+`,
+		out: "\n",
+	},
 }
 
 func TestJavacColorize(t *testing.T) {