From b16f93caddcd3254eaf3dc43e09adf2142a9c40a Mon Sep 17 00:00:00 2001
From: Antoine Poinsot <darosior@protonmail.com>
Date: Wed, 20 Jul 2022 12:42:08 +0200
Subject: script/sign: remove needless IsSolvable() utility

It was used back when we didn't have a concept of descriptor. Now we
can check for solvability using descriptors.
---
 src/wallet/scriptpubkeyman.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'src/wallet/scriptpubkeyman.cpp')

diff --git a/src/wallet/scriptpubkeyman.cpp b/src/wallet/scriptpubkeyman.cpp
index 1682ce2eef..b498ad5a17 100644
--- a/src/wallet/scriptpubkeyman.cpp
+++ b/src/wallet/scriptpubkeyman.cpp
@@ -1453,7 +1453,8 @@ void LegacyScriptPubKeyMan::LearnRelatedScripts(const CPubKey& key, OutputType t
         CTxDestination witdest = WitnessV0KeyHash(key.GetID());
         CScript witprog = GetScriptForDestination(witdest);
         // Make sure the resulting program is solvable.
-        assert(IsSolvable(*this, witprog));
+        const auto desc = InferDescriptor(witprog, *this);
+        assert(desc && desc->IsSolvable());
         AddCScript(witprog);
     }
 }
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