Add additional poly1305 tests.

Thanks to Hanno Boeck for reporting them in
https://rt.openssl.org/Ticket/Display.html?id=4483

Change-Id: Ic902c0ceea32c76cad924a1ffc462d39ae6ca3de
Reviewed-on: https://boringssl-review.googlesource.com/7603
Reviewed-by: Emily Stark (Dunn) <estark@google.com>
Reviewed-by: David Benjamin <davidben@google.com>
diff --git a/crypto/poly1305/poly1305_test.txt b/crypto/poly1305/poly1305_test.txt
index 0bbf51d..611007a 100644
--- a/crypto/poly1305/poly1305_test.txt
+++ b/crypto/poly1305/poly1305_test.txt
@@ -139,3 +139,21 @@
 Key = 2d773be37adb1e4d683bf0075e79c4ee037918535a7f99ccb7040fb5f5f43aea
 Input = 89dab80b7717c1db5db437860a3f70218e93e1b8f461fb677f16f35f6f87e2a91c99bc3a47ace47640cc95c345be5ecca5a3523c35cc01893af0b64a620334270372ec12482d1b1e363561698a578b359803495bb4e2ef1930b17a5190b580f141300df30adbeca28f6427a8bc1a999fd51c554a017d095d8c3e3127daf9f595
 MAC = c85d15ed44c378d6b00e23064c7bcd51
+
+# Regression tests for https://rt.openssl.org/Ticket/Display.html?id=4483
+
+Key = 7f1b02640000000000000000000000000000000000000000cccccccccccccccc
+Input = 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
+MAC = 8559b876eceed66eb37798c0457baff9
+
+Key = e00016000000000000000000000000000000aaaaaaaaaaaaaaaaaaaaaaaaaaaa
+Input = aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa000000000000000000800264
+MAC = 00bd1258978e205444c9aaaa82006fed
+
+Key = 0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c
+Input = 02fc
+MAC = 06120c0c0c0c0c0c0c0c0c0c0c0c0c0c
+
+Key = 00ff000000000000000000000000000000000000001e00000000000000007b7b
+Input = 7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7a7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b5c7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b6e7b007b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7a7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b5c7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b6e7b001300000000b300000000000000000000000000000000000000000000f20000000000000000000000000000000000002000efff0009000000000000000000000000100000000009000000640000000000000000000000001300000000b300000000000000000000000000000000000000000000f20000000000000000000000000000000000002000efff00090000000000000000007a000010000000000900000064000000000000000000000000000000000000000000000000fc
+MAC = 33205bbf9e9f8f7212ab9e2ab9b7e4a5