gcc/testsuite/g++.dg/abi/mangle52.C


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// { dg-options "-fabi-version=18 -fabi-compat-version=18 -Wabi=2" }

template <unsigned int> struct helper {};
// { dg-final { scan-assembler "\n_?_Z6check1IiEvP6helperIXszscT_Li1EEE\[: \t\n\]" } }
template <class T> void check1( helper<sizeof(static_cast<T>(1))> * ) { } // { dg-warning "mangle" }
// { dg-final { scan-assembler "\n_?_Z6check2IiXadL_Z1iEEEvP6helperIXszccPT_T0_EE\[: \t\n\]" } }
template <class T, T* p> void check2( helper<sizeof(const_cast<T*>(p))> * ) { } // { dg-warning "mangle" }
// { dg-final { scan-assembler "\n_?_Z6check3IiEvP6helperIXszrcPT_Li0EEE\[: \t\n\]" } }
template <class T> void check3( helper<sizeof(reinterpret_cast<T*>(0))> * ) { }
// { dg-final { scan-assembler "\n_?_Z6check4I1AXadL_Z1aEEEvP6helperIXszdcPT_T0_EE\[: \t\n\]" } }
template <class T, T* p> void check4( helper<sizeof(dynamic_cast<T*>(p))> * ) { }

struct A{} a;
int i;
int main()
{
  check1<int>(0);
  check2<int,&i>(0);
  check3<int>(0);
  check4<A,&a>(0);
}