54 lines
1.4 KiB
C++
54 lines
1.4 KiB
C++
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// RUN: %clang_cc1 -std=c++2a -verify -Wno-defaulted-function-deleted -include %s %s
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//
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// RUN: %clang_cc1 -std=c++2a -emit-pch %s -o %t.pch
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// RUN: %clang_cc1 -std=c++2a -include-pch %t.pch %s -verify
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//
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// RUN: %clang_cc1 -std=c++2a -emit-pch -fpch-instantiate-templates %s -o %t.pch
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// RUN: %clang_cc1 -std=c++2a -include-pch %t.pch %s -verify
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// expected-no-diagnostics
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#ifndef INCLUDED
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#define INCLUDED
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namespace std {
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struct strong_ordering {
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int n;
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constexpr operator int() const { return n; }
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static const strong_ordering equal, greater, less;
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};
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constexpr strong_ordering strong_ordering::equal = {0};
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constexpr strong_ordering strong_ordering::greater = {1};
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constexpr strong_ordering strong_ordering::less = {-1};
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}
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// Ensure that we can round-trip DefaultedFunctionInfo through an AST file.
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namespace LookupContext {
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struct A {};
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namespace N {
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template <typename T> auto f() {
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bool operator==(const T &, const T &);
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bool operator<(const T &, const T &);
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struct B {
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T a;
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std::strong_ordering operator<=>(const B &) const = default;
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};
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return B();
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}
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}
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}
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#else
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namespace LookupContext {
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namespace M {
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bool operator<=>(const A &, const A &) = delete;
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bool operator==(const A &, const A &) = delete;
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bool operator<(const A &, const A &) = delete;
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bool cmp = N::f<A>() < N::f<A>();
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}
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}
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#endif
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