Окружение стало сильно удобнее, lldb заработал

casm/.vscode/launch.json

@@ -0,0 +1,17 @@
+{
+    "version": "0.2.0",
+    "configurations": [
+        {
+            "name": "(lldb) Launch",
+            "type": "lldb",
+            "request": "launch",
+            // Resolved by CMake Tools:
+            "program": "${command:cmake.launchTargetPath}",
+            "args": [],
+            "cwd": "${workspaceFolder}",
+            "env": {
+                "PATH": "${env:PATH}:${command:cmake.getLaunchTargetDirectory}"
+            }
+        }
+    ]
+}