Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/g++.dg/expr/cast11.C @ 145:1830386684a0
gcc-9.2.0
author | anatofuz |
---|---|
date | Thu, 13 Feb 2020 11:34:05 +0900 |
parents | 04ced10e8804 |
children |
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// { dg-do compile { target c++11 } } // { dg-options "-Wignored-qualifiers" } // c++/80544 cast expressions returned cv-qualified prvalues template<typename T> void f(T&&) { } template<typename T> void f(T const&&) = delete; template<typename T> void g(T&&) = delete; template<typename T> void g(T const&&) { } struct B { int i; const char c; } b = {}; void f1() { int i = 0; f((long const)i); // { dg-warning "5:type qualifiers ignored" } f((int* const)&i); // { dg-warning "5:type qualifiers ignored" } f((int const* const)&i); // { dg-warning "5:type qualifiers ignored" } f((long* const)&i); // { dg-warning "5:type qualifiers ignored" } f(static_cast<long const>(i)); // { dg-warning "5:type qualifiers ignored" } f(reinterpret_cast<long const>(&i)); // { dg-warning "5:type qualifiers ignored" } f(static_cast<int* const>(&i)); // { dg-warning "5:type qualifiers ignored" } f(const_cast<int* const>(&i)); // { dg-warning "5:type qualifiers ignored" } f(reinterpret_cast<long* const>(&i)); // { dg-warning "5:type qualifiers ignored" } using ptrmem = int B::*; f(static_cast<ptrmem const>(&B::i)); // { dg-warning "5:type qualifiers ignored" } f(const_cast<ptrmem const>(&B::i)); // { dg-warning "5:type qualifiers ignored" } f(reinterpret_cast<ptrmem const>(&B::i)); // { dg-warning "5:type qualifiers ignored" } // No warnings, not a cv-qualified type: using ptrmem2 = const char B::*; f(static_cast<ptrmem2>(&B::c)); f(const_cast<ptrmem2>(&B::c)); f(reinterpret_cast<ptrmem2>(&B::c)); // prvalue of class type can have cv-quals: g(static_cast<const B>(b)); }