gcc/testsuite/gdc.test/fail_compilation/traits_initSymbol.d

   1 /********************************************
   2 TEST_OUTPUT:
   3 ---
   4 fail_compilation/traits_initSymbol.d(105): Error: struct / class type expected as argument to __traits(initSymbol) instead of `int`
   5 fail_compilation/traits_initSymbol.d(106): Error: struct / class type expected as argument to __traits(initSymbol) instead of `S[2]`
   6 fail_compilation/traits_initSymbol.d(107): Error: struct / class type expected as argument to __traits(initSymbol) instead of `123`
   7 ---
   8 */
   9 #line 100
  10
  11 struct S { int i = 4; }
  12
  13 void test1()
  14 {
  15     const void[] initInt   = __traits(initSymbol, int);
  16     const void[] initArray = __traits(initSymbol, S[2]);
  17     const void[] initValue = __traits(initSymbol, 123);
  18 }
  19
  20 /********************************************
  21 TEST_OUTPUT:
  22 ---
  23 fail_compilation/traits_initSymbol.d(203): Error: cannot determine the address of the initializer symbol during CTFE
  24 fail_compilation/traits_initSymbol.d(203):        called from here: `(*function () pure nothrow @nogc @safe => S)()`
  25 ---
  26 */
  27 #line 200
  28
  29 void test2()
  30 {
  31     enum initLen = (() => __traits(initSymbol, S))();
  32 }
  33
  34 /********************************************
  35 TEST_OUTPUT:
  36 ---
  37 fail_compilation/traits_initSymbol.d(305): Error: struct / class type expected as argument to __traits(initSymbol) instead of `traits_initSymbol.Interface`
  38 ---
  39 */
  40 #line 300
  41
  42 interface Interface {}
  43
  44 void test3()
  45 {
  46     const void[] initInterface = __traits(initSymbol, Interface);
  47 }
  48
  49 /********************************************
  50 TEST_OUTPUT:
  51 ---
  52 fail_compilation/traits_initSymbol.d(404): Error: expected 1 arguments for `initSymbol` but had 0
  53 fail_compilation/traits_initSymbol.d(405): Error: expected 1 arguments for `initSymbol` but had 2
  54 ---
  55 */
  56 #line 400
  57
  58
  59 void test4()
  60 {
  61     const void[] tmp = __traits(initSymbol);
  62     const void[] tmo = __traits(initSymbol, Interface, S);
  63 }