From 54b3699862de687f782c7c52500d6a2372478355 Mon Sep 17 00:00:00 2001
From: Andrew Chow <achow101-github@achow101.com>
Date: Mon, 28 Jun 2021 15:53:41 -0400
Subject: [PATCH] Store pubkeys in TRDescriptor::MakeScripts

When expanding the scripts for a TRDescriptor, also store the pubkeys in
the FlatSigningProvider.
---
 src/script/descriptor.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/script/descriptor.cpp b/src/script/descriptor.cpp
index 621a1b9fd6a..c3b4d1ddaa9 100644
--- a/src/script/descriptor.cpp
+++ b/src/script/descriptor.cpp
@@ -851,6 +851,7 @@ protected:
         builder.Finalize(xpk);
         WitnessV1Taproot output = builder.GetOutput();
         out.tr_spenddata[output].Merge(builder.GetSpendData());
+        out.pubkeys.emplace(keys[0].GetID(), keys[0]);
         return Vector(GetScriptForDestination(output));
     }
     bool ToStringSubScriptHelper(const SigningProvider* arg, std::string& ret, const StringType type, const DescriptorCache* cache = nullptr) const override