derek.holloway
7502bf64a4
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56 lines
2.3 KiB
C++
56 lines
2.3 KiB
C++
// RUN: %clang_cc1 -std=c++2a -verify %s
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constinit int a;
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constinit thread_local int b;
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constinit static int c;
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void f() {
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constinit static int a;
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constinit thread_local int b;
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constinit int c; // expected-error {{local variable cannot be declared 'constinit'}}
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}
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namespace missing {
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int a; // expected-note {{add the 'constinit' specifier}}
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extern constinit int a; // expected-error {{added after initialization}}
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// We allow inheriting 'constinit' from a forward declaration as an extension.
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extern constinit int b; // expected-note {{here}}
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int b; // expected-warning {{'constinit' specifier missing}}
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}
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struct S {
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static constinit int a; // expected-note {{here}}
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static constinit constexpr int b; // expected-error {{cannot combine with previous}} expected-note {{here}}
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static constinit const int c = 1;
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static constinit const int d = 1;
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};
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int S::a; // expected-warning {{'constinit' specifier missing}}
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int S::b; // expected-warning {{'constinit' specifier missing}}
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const int S::c;
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inline const int S::d;
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struct T {
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static int a;
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static constexpr int b = 1; // expected-note {{add the 'constinit' specifier}}
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static const int c = 1; // expected-note {{add the 'constinit' specifier}}
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static const int d = 1; // expected-note {{add the 'constinit' specifier}}
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};
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constinit int T::a;
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constinit const int T::b; // expected-error {{'constinit' specifier added after initialization}}
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constinit const int T::c; // expected-error {{'constinit' specifier added after initialization}}
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constinit inline const int T::d; // expected-error {{'constinit' specifier added after initialization}}
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constinit void g() {} // expected-error {{constinit can only be used in variable declarations}}
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// (These used to trigger crashes.)
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void h();
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constinit void h(); // expected-error {{constinit can only be used in variable declarations}}
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constexpr void i(); // expected-note {{here}}
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constinit void i(); // expected-error {{non-constexpr declaration of 'i' follows constexpr declaration}}
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// expected-error@-1 {{constinit can only be used in variable declarations}}
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typedef constinit int type; // expected-error {{typedef cannot be constinit}}
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using type = constinit int; // expected-error {{type name does not allow constinit specifier}}
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auto q() -> int constinit; // expected-error {{type name does not allow constinit specifier}}
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