It works

example/main.nub

@@ -27,5 +27,13 @@ export func main(args: []cstring): i64 {
 
     y("proxy")
 
+    func(){ c::puts("anon") }()
+
+    let z: func()
+
+    z = func() { c::puts("anon variable") }
+
+    z()
+
     return 0
 }

src/Generation/QBE/QBEGenerator.cs

@@ -17,7 +17,7 @@ public static class QBEGenerator
     private static DefinitionTable _definitionTable = null!;
 
     private static StringBuilder _builder = new();
-    private static List<string> _strings = [];
+    private static List<CStringLiteral> _cStringLiterals = [];
     private static Stack<string> _breakLabels = [];
     private static Stack<string> _continueLabels = [];
     private static Queue<(AnonymousFuncNode Func, string Name)> _anonymousFunctions = [];
@@ -26,6 +26,7 @@ public static class QBEGenerator
     private static int _variableIndex;
     private static int _labelIndex;
     private static int _anonymousFuncIndex;
+    private static int _cStringLiteralIndex;
     private static bool _codeIsReachable = true;
 
     public static string Emit(CompilationUnit compilationUnit, DefinitionTable definitionTable)
@@ -34,7 +35,7 @@ public static class QBEGenerator
         _definitionTable = definitionTable;
 
         _builder = new StringBuilder();
-        _strings = [];
+        _cStringLiterals = [];
         _breakLabels = [];
         _continueLabels = [];
         _anonymousFunctions = [];
@@ -43,6 +44,7 @@ public static class QBEGenerator
         _variableIndex = 0;
         _labelIndex = 0;
         _anonymousFuncIndex = 0;
+        _cStringLiteralIndex = 0;
         _codeIsReachable = true;
 
         foreach (var structDef in _definitionTable.GetStructs())
@@ -63,9 +65,9 @@ public static class QBEGenerator
             _builder.AppendLine();
         }
 
-        for (var i = 0; i < _strings.Count; i++)
+        foreach (var cStringLiteral in _cStringLiterals)
         {
-            _builder.AppendLine($"data $string{i + 1} = {{ b \"{_strings[i]}\", b 0 }}");
+            _builder.AppendLine($"data {cStringLiteral.Name} = {{ b \"{cStringLiteral.Value}\", b 0 }}");
         }
 
         return _builder.ToString();
@@ -81,6 +83,11 @@ public static class QBEGenerator
         return $"@l{++_labelIndex}";
     }
 
+    private static string CStringName()
+    {
+        return $"$cstring{++_cStringLiteralIndex}";
+    }
+
     private static string FuncName(IFuncSignature funcDef)
     {
         return funcDef switch
@@ -1077,8 +1084,9 @@ public static class QBEGenerator
         switch (literal.Kind)
         {
             case LiteralKind.String:
-                _strings.Add(literal.Literal);
-                return new Ident($"$string{_strings.Count}", literal.Type, IdentKind.Literal);
+                var cStringLiteral = new CStringLiteral(literal.Literal, CStringName());
+                _cStringLiterals.Add(cStringLiteral);
+                return new Ident(cStringLiteral.Name, literal.Type, IdentKind.Literal);
             case LiteralKind.Bool:
                 return new Ident(bool.Parse(literal.Literal) ? "1" : "0", literal.Type, IdentKind.Literal);
             default:
@@ -1319,6 +1327,12 @@ public static class QBEGenerator
     }
 }
 
+internal class CStringLiteral(string value, string name)
+{
+    public string Value { get; } = value;
+    public string Name { get; } = name;
+}
+
 internal class Variable(string name, Ident ident)
 {
     public string Name { get; } = name;