Merge "Reduce warning spam from "unused-" flags in //external, //vendor, //hardware" into main am: fe423e39fb am: 4725b30d55

Original change: https://android-review.googlesource.com/c/platform/build/soong/+/2923732

Change-Id: I20675d3636a95ce2aa767761269fc28dc5b93e6f
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
diff --git a/cc/config/global.go b/cc/config/global.go
index 5fed7f1..338c0e3 100644
--- a/cc/config/global.go
+++ b/cc/config/global.go
@@ -351,7 +351,8 @@
 		// enabling since it's a cosmetic issue.
 		"-Wno-bitwise-instead-of-logical",
 
-		"-Wno-unused-but-set-variable",
+		"-Wno-unused",
+		"-Wno-unused-parameter",
 		"-Wno-unused-but-set-parameter",
 		"-Wno-unqualified-std-cast-call",
 		"-Wno-array-parameter",