forked from OSchip/llvm-project
59 lines
1.5 KiB
C++
59 lines
1.5 KiB
C++
// RUN: %clang_cc1 -fsyntax-only -Wglobal-constructors %s -verify
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int opaque_int();
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namespace test0 {
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// These should never require global constructors.
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int a;
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int b = 20;
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float c = 5.0f;
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// This global constructor is avoidable based on initialization order.
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int d = b; // expected-warning {{global constructor}}
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// These global constructors are unavoidable.
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int e = opaque_int(); // expected-warning {{global constructor}}
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int f = b; // expected-warning {{global constructor}}
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}
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namespace test1 {
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struct A { int x; };
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A a;
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A b = A();
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A c = { 10 };
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A d = { opaque_int() }; // expected-warning {{global constructor}}
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A e = A(A());
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A f = A(a); // expected-warning {{global constructor}}
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A g(a); // expected-warning {{global constructor}}
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A h((A())); // expected-warning {{global constructor}}
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A i((A(A()))); // expected-warning {{global constructor}}
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}
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namespace test2 {
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struct A { A(); };
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A a; // expected-warning {{global constructor}}
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A b[10]; // expected-warning {{global constructor}}
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A c[10][10]; // expected-warning {{global constructor}}
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A &d = a;
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A &e = b[5];
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A &f = c[5][7];
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}
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namespace test3 {
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struct A { ~A(); };
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A a; // expected-warning {{global destructor}}
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A b[10]; // expected-warning {{global destructor}}
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A c[10][10]; // expected-warning {{global destructor}}
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A &d = a;
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A &e = b[5];
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A &f = c[5][7];
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}
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namespace test4 {
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char a[] = "hello";
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char b[5] = "hello";
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char c[][5] = { "hello" };
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}
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