gcc/testsuite/g++.dg/cpp0x/initlist22.C

   1 // Core issue 934/1288
   2 // { dg-do compile { target c++11 } }
   3
   4 int i;
   5
   6 int& r1{ i };                   // OK, direct binding
   7 int&& r2{ i };                  // { dg-error "" } binding && to lvalue
   8
   9 int& r3{ };                     // { dg-error "" } reference to temporary
  10 int&& r4{ };                    // OK, reference to temporary
  11
  12 struct A { int i; } a;
  13
  14 A& r5 { i };                    // { dg-error "" } reference to temporary
  15 A&& r6 { i };                   // OK, aggregate initialization of temporary
  16 A& r7 { a };                    // OK, direct-initialization
  17 A&& r8 { a };                   // { dg-error "lvalue" } binding && to lvalue
  18
  19 struct B { B(int); int i; } b(0);
  20
  21 B& r9 { i };                    // { dg-error "" } reference to temporary
  22 B&& r10 { i };                  // OK, make temporary with B(int) constructor
  23 B& r11 { b };                   // OK, direct-initialization
  24 B&& r12 { b };                  // { dg-error "lvalue" } binding && to lvalue