Don't allow implementers to think ScriptHash(Witness*()) results in nesting computation

1 files changed, 5 insertions, 0 deletions

diff --git a/src/script/standard.h b/src/script/standard.h
index 350a5603d5..5c73c7fad4 100644
--- a/src/script/standard.h
+++ b/src/script/standard.h
@@ -80,9 +80,14 @@ struct PKHash : public uint160
     using uint160::uint160;
 };
 
+struct WitnessV0KeyHash;
 struct ScriptHash : public uint160
 {
     ScriptHash() : uint160() {}
+    // These don't do what you'd expect.
+    // Use ScriptHash(GetScriptForDestination(...)) instead.
+    explicit ScriptHash(const WitnessV0KeyHash& hash) = delete;
+    explicit ScriptHash(const PKHash& hash) = delete;
     explicit ScriptHash(const uint160& hash) : uint160(hash) {}
     explicit ScriptHash(const CScript& script);
     using uint160::uint160;