Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/g++.dg/cpp0x/iop.C @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
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date | Thu, 25 Oct 2018 07:37:49 +0900 |
parents | 04ced10e8804 |
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// I, Howard Hinnant, hereby place this code in the public domain. // Test that the implicit object parameter is *not* an rvalue reference, but is instead // identical to that specified in C++03. That is, the implicit object parameter is // an lvalue reference that can bind to an rvalue. :-\ // See http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2006/n2118.html under the // section "Revision 1 Summary and Rationale" for more details. // { dg-do compile { target c++11 } } // { dg-skip-if "packed attribute missing for struct one" { "epiphany-*-*" } } template <bool> struct sa; template <> struct sa<true> {}; struct one {long x[1];}; struct two {long x[2];}; struct os { one operator<<(int); }; struct A { A(int); }; two operator<<(os&, const A&); void test() { os o; sa<sizeof(o << 1) == 1 * sizeof(long)> t1; // Calls os::operator<<(int) // Would be ambiguous if the implicit object parameter // was an rvalue reference. } int main() { return 0; }