gcc/testsuite/gdc.test/fail_compilation/b20011.d

   1 /*
   2 TEST_OUTPUT:
   3 ---
   4 fail_compilation/b20011.d(25): Error: cannot modify expression `S1(cast(ubyte)0u).member` because it is not an lvalue
   5 fail_compilation/b20011.d(28): Error: cannot modify expression `S2(null).member` because it is not an lvalue
   6 fail_compilation/b20011.d(29): Error: cannot modify expression `S2(null).member` because it is not an lvalue
   7 fail_compilation/b20011.d(32): Error: cannot modify expression `U1(cast(ubyte)0u, ).m2` because it is not an lvalue
   8 fail_compilation/b20011.d(37): Error: function `b20011.main.assignableByRef(ref ubyte p)` is not callable using argument types `(ubyte)`
   9 fail_compilation/b20011.d(37):        cannot pass rvalue argument `S1(cast(ubyte)0u).member` of type `ubyte` to parameter `ref ubyte p`
  10 fail_compilation/b20011.d(38): Error: function `b20011.main.assignableByOut(out ubyte p)` is not callable using argument types `(ubyte)`
  11 fail_compilation/b20011.d(38):        cannot pass rvalue argument `S1(cast(ubyte)0u).member` of type `ubyte` to parameter `out ubyte p`
  12 fail_compilation/b20011.d(39): Error: function `b20011.main.assignableByConstRef(ref const(ubyte) p)` is not callable using argument types `(ubyte)`
  13 fail_compilation/b20011.d(39):        cannot pass rvalue argument `S1(cast(ubyte)0u).member` of type `ubyte` to parameter `ref const(ubyte) p`
  14 ---
  15 */
  16 module b20011;
  17
  18 struct S1 { ubyte member;     }
  19 struct S2 { ubyte[] member;   }
  20 union U1  { ubyte m1; int m2; }
  21
  22 void main()
  23 {
  24     enum S1 s1 = {};
  25     s1.member = 42;
  26
  27     enum S2 s2 = {};
  28     s2.member = [];
  29     s2.member ~= [];
  30
  31     enum U1 u1 = {m1 : 0};
  32     u1.m2 = 42;
  33
  34     void assignableByRef(ref ubyte p){ p = 42; }
  35     void assignableByOut(out ubyte p){ p = 42; }
  36     void assignableByConstRef(ref const ubyte p){}
  37     assignableByRef(s1.member);
  38     assignableByOut(s1.member);
  39     assignableByConstRef(s1.member);
  40 }