Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/g++.dg/torture/pr65914.C @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
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date | Thu, 25 Oct 2018 07:37:49 +0900 |
parents | 04ced10e8804 |
children |
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/* { dg-do compile } */ /* { dg-additional-options "-std=c++14" } */ enum expression_template_option { et_on }; template <class, expression_template_option = et_on> class A; template <class, class, class, class = void, class = void> struct expression; template <class T> struct B { typedef const T &type; }; template <class tag, class A1, class A2, class A3, class A4> struct B<expression<tag, A1, A2, A3, A4>> { typedef expression<tag, A1, A2> type; }; template <class tag, class Arg1, class Arg2> struct expression<tag, Arg1, Arg2> { expression(Arg1 p1, const Arg2 &p2) : arg1(p1), arg2(p2) {} typename B<Arg1>::type arg1; typename B<Arg2>::type arg2; }; template <class Backend> expression<int, int, A<Backend>> sin(A<Backend>) { return expression<int, int, A<Backend>>(0, 0); } template <class tag, class A1, class A2, class A3, class A4> expression<int, int, expression<tag, A1, A2>> asin(expression<tag, A1, A2, A3, A4> p1) { return expression<int, int, expression<tag, A1, A2>>(0, p1); } template <class B, expression_template_option ET, class tag, class Arg1, class Arg2, class Arg3, class Arg4> expression<int, A<B>, expression<tag, Arg1, Arg2>> operator+(A<B, ET>, expression<tag, Arg1, Arg2, Arg3, Arg4> p2) { return expression<int, A<B>, expression<tag, Arg1, Arg2>>(0, p2); } template <class tag, class Arg1, class Arg2, class Arg3, class Arg4, class tag2, class Arg1b, class Arg2b, class Arg3b, class Arg4b> expression<int, expression<tag, Arg1, Arg2>, expression<tag2, Arg1b, Arg2b>> operator*(expression<tag, Arg1, Arg2, Arg3, Arg4> p1, expression<tag2, Arg1b, Arg2b, Arg3b, Arg4b> p2) { return expression<int, expression<tag, Arg1, Arg2>, expression<tag2, Arg1b, Arg2b>>(p1, p2); } template <class B> expression<int, A<B>, A<B>> operator/(A<B>, A<B>) { return expression<int, A<B>, A<B>>(0, 0); } template <class tag, class Arg1, class Arg2, class Arg3, class Arg4, class V> void operator/(expression<tag, Arg1, Arg2, Arg3, Arg4>, V); template <class, expression_template_option> class A { public: A() {} template <class V> A(V) {} }; template <class T, class Policy> void jacobi_recurse(T, T, Policy) { T a, b, c; (a+asin(b/c) * sin(a)) / 0.1; } template <class T, class Policy> void jacobi_imp(T p1, Policy) { T x; jacobi_recurse(x, p1, 0); } template <class T, class U, class V, class Policy> void jacobi_elliptic(T, U, V, Policy) { jacobi_imp(static_cast<T>(0), 0); } template <class U, class T, class Policy> void jacobi_sn(U, T, Policy) { jacobi_elliptic(static_cast<T>(0), 0, 0, 0); } template <class U, class T> void jacobi_sn(U, T p2) { jacobi_sn(0, p2, 0); } template <class T> void test_extra(T) { T d; jacobi_sn(0, d); } void foo() { test_extra(A<int>()); }