Merge "Added duplicates checking when extracting source deps." am: 8596bab0b0

am: 637fc7e4f7

Change-Id: I97fcf7303e6fa592d34c64d925c8cc3299577a9d

android/module.go

@@ -754,11 +754,18 @@ var SourceDepTag sourceDependencyTag
 // modules listed in srcFiles using ":module" syntax
 func ExtractSourcesDeps(ctx BottomUpMutatorContext, srcFiles []string) {
 	var deps []string
+	set := make(map[string]bool)
+
 	for _, s := range srcFiles {
 		if m := SrcIsModule(s); m != "" {
+			if _, found := set[m]; found {
+				ctx.ModuleErrorf("found source dependency duplicate: %q!", m)
+			} else {
+				set[m] = true
 				deps = append(deps, m)
 			}
 		}
+	}
 
 	ctx.AddDependency(ctx.Module(), SourceDepTag, deps...)
 }