Fixed, for Argon2 algorithms command line options, like --threads was ignored.

CHANGELOG.md

@@ -5,6 +5,7 @@
 - [#1142](https://github.com/xmrig/xmrig/pull/1142) RandomX hashrate improved by 0.5-1.5% depending on variant and CPU.
 - [#1146](https://github.com/xmrig/xmrig/pull/1146) Fixed race condition in RandomX thread init.
 - [#1148](https://github.com/xmrig/xmrig/pull/1148) Fixed, on Linux linker marking entire executable as having an executable stack.
+- Fixed, for Argon2 algorithms command line options, like `--threads` was ignored.
 
 # v3.1.0
 - [#1107](https://github.com/xmrig/xmrig/issues/1107#issuecomment-522235892) Added Argon2 algorithm family: `argon2/chukwa` and `argon2/wrkz`.

src/core/config/ConfigTransform.cpp

@@ -96,6 +96,8 @@ void xmrig::ConfigTransform::finalize(rapidjson::Document &doc)
     BaseTransform::finalize(doc);
 
     if (m_threads) {
+        doc.AddMember("version", 1, allocator);
+
         if (!doc.HasMember(kCpu)) {
             doc.AddMember(StringRef(kCpu), Value(kObjectType), allocator);
         }