volatile _Decimal64 d64;
volatile _Decimal128 d128;
+/* Typedefs and typedefs of typedefs, for ptype/whatis testing. */
+typedef _Decimal32 d32_t;
+typedef _Decimal64 d64_t;
+typedef _Decimal128 d128_t;
+
+typedef d32_t d32_t2;
+typedef d64_t d64_t2;
+typedef d128_t d128_t2;
+
+d32_t v_d32_t;
+d64_t v_d64_t;
+d128_t v_d128_t;
+
+d32_t2 v_d32_t2;
+d64_t2 v_d64_t2;
+d128_t2 v_d128_t2;
+
struct decstruct
{
int int4;