Merge "Remove -Wsign-promo." into main
diff --git a/cc/config/global.go b/cc/config/global.go
index 1af8159..62b008b 100644
--- a/cc/config/global.go
+++ b/cc/config/global.go
@@ -211,8 +211,6 @@
 	hostGlobalLldflags = commonGlobalLldflags
 
 	commonGlobalCppflags = []string{
-		"-Wsign-promo",
-
 		// -Wimplicit-fallthrough is not enabled by -Wall.
 		"-Wimplicit-fallthrough",