28 lines
602 B
C++
28 lines
602 B
C++
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// RUN: %clang_cc1 -std=c++2a -x c++ %s -verify
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namespace use_after_instantiation {
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template<int &R> struct A { static constexpr int &value = R; };
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template<typename = void> auto S() {
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static int s;
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return A<s>{};
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}
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auto &s = decltype(S())::value;
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// This is ill-formed, but it should not crash.
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// FIXME: Right now, it does crash.
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// expected-no-diagnostics
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#if 0
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template<typename = void> auto T() {
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static int s;
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struct A {
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static constexpr int &value = s; // expected-error {{static}}
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};
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return A{};
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}
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auto &t = decltype(T())::value;
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#endif
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}
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