#20927

compiler/src/dmd/aggregate.h

@@ -48,6 +48,7 @@ namespace dmd
     bool fill(StructDeclaration* sd, Loc loc, Expressions &elements, bool ctorinit);
 }
 
+
 enum class ClassKind : uint8_t
 {
   /// the aggregate is a d(efault) struct/class/interface
@@ -99,7 +100,10 @@ class AggregateDeclaration : public ScopeDsymbol
 
     // default constructor - should have no arguments, because
     // it would be stored in TypeInfo_Class.defaultConstructor
-    CtorDeclaration *defaultCtor;
+    CtorDeclaration *defaultCtor; // Ensure default constructor is recognized
+    bool hasRegularCtor(bool checkDisabled = false); // Check for regular constructors
+
+
 
     AliasThis *aliasthis;       // forward unresolved lookups to aliasthis
 
@@ -194,7 +198,8 @@ class StructDeclaration : public AggregateDeclaration
 
     unsigned numArgTypes() const;
     Type *argType(unsigned index);
-    bool hasRegularCtor(bool checkDisabled = false);
+    bool hasRegularCtor(bool checkDisabled = false); // Check for regular constructors
+
 };
 
 class UnionDeclaration final : public StructDeclaration

test/test_opcall.d

@@ -0,0 +1,15 @@
+import std.stdio;
+
+struct Test
+{
+    Test opCall() if false
+    {
+        return Test();
+    }
+}
+
+void main()
+{
+    auto instance = Test(); // This should be interpreted as a constructor call
+    writeln("Test instance created successfully.");
+}