fix Issue 16197 - Constructors/postblits and destructors don't match …

…up for array initialisation

src/ddmd/e2ir.d

@@ -5632,7 +5632,7 @@ elem *toElemStructLit(StructLiteralExp sle, IRState *irs, TOK op, Symbol *sym, b
                 else
                 {
                     elem *edim = el_long(TYsize_t, t1b.size() / t2b.size());
-                    e1 = setArray(e1, edim, t2b, ep, irs, op);
+                    e1 = setArray(e1, edim, t2b, ep, irs, op == TOKconstruct ? TOKblit : op);
                 }
             }
             else

test/runnable/sdtor.d

@@ -4153,6 +4153,25 @@ int test14815()
 }
 static assert(test14815());
 
+/**********************************/
+// https://issues.dlang.org/show_bug.cgi?id=16197
+
+struct Elem {
+    static string r;
+    int x = -1;
+    this(this) { r ~= 'p'; printf("POSTBLIT %d\n", x++); }
+    ~this()    { r ~= 'd'; printf("DTOR %d\n"    , x++); }
+}
+
+struct Ctr {
+    Elem[3] arr;
+}
+
+void test16197() {
+    { auto p = Ctr(); }
+    assert(Elem.r == "ddd");
+}
+
 /**********************************/
 // 14860
 
@@ -4556,6 +4575,7 @@ int main()
     test14264();
     test14686();
     test14815();
+    test16197();
     test14860();
     test14696();
     test14838();