Use -Werror in external/libconstrainedcrypto
am: 9508fd1390

Change-Id: I0f0af5dabe49081bd187c7ffb560bec615a4e297
diff --git a/test/Android.bp b/test/Android.bp
index 0cd398e..ef4cf19 100644
--- a/test/Android.bp
+++ b/test/Android.bp
@@ -4,10 +4,12 @@
     name: "constrainedcrypto_rsa_test",
     srcs: ["rsa_test.c"],
     static_libs: ["libconstrainedcrypto"],
+    cflags: ["-Wall", "-Werror"],
 }
 
 cc_test_host {
     name: "constrainedcrypto_ecdsa_test",
     srcs: ["ecdsa_test.c"],
     static_libs: ["libconstrainedcrypto"],
+    cflags: ["-Wall", "-Werror"],
 }