__traits(allMembers, Struct) should call dsymbolSemantic (dlang#22657)

Fixes dlang#22524.

Author: ntrel

compiler/src/dmd/traits.d

@@ -1715,6 +1715,11 @@ Expression semanticTraits(TraitsExp e, Scope* sc)
             errorSupplemental(e.loc, "`%s` must evaluate to either a module, a struct, an union, a class, an interface or a template instantiation", s.toChars());
             return ErrorExp.get();
         }
+        // https://issues.dlang.org/show_bug.cgi?id=13668
+        // https://github.com/dlang/dmd/issues/22524
+        // resolve forward references
+        if (sds.semanticRun < PASS.semanticdone)
+            sds.dsymbolSemantic(sc);
 
         auto idents = new Identifiers();
 
@@ -1793,10 +1798,6 @@ Expression semanticTraits(TraitsExp e, Scope* sc)
         auto cd = sds.isClassDeclaration();
         if (cd && e.ident == Id.allMembers)
         {
-            if (cd.semanticRun < PASS.semanticdone)
-                cd.dsymbolSemantic(null); // https://issues.dlang.org/show_bug.cgi?id=13668
-                                   // Try to resolve forward reference
-
             void pushBaseMembersDg(ClassDeclaration cd)
             {
                 for (size_t i = 0; i < cd.baseclasses.length; i++)

compiler/test/compilable/struct_allMembers.d

@@ -0,0 +1,14 @@
+/*
+TEST_OUTPUT:
+---
+S2: AliasSeq!("__dtor", "__xdtor", "opAssign")
+S3: AliasSeq!("field", "__xdtor", "opAssign")
+---
+*/
+
+// allMembers should include __xdtor
+pragma(msg, "S2: ", __traits(allMembers, S2));
+pragma(msg, "S3: ", __traits(allMembers, S3));
+
+static struct S2 { ~this() {} }
+static struct S3 { S2 field; }