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39 lines
1.4 KiB
D
39 lines
1.4 KiB
D
/* TEST_OUTPUT:
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---
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fail_compilation/issue20704.d(17): Error: cannot create default argument for `ref` / `out` parameter from constant `0`
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fail_compilation/issue20704.d(28): Error: template instance `issue20704.f2!int` error instantiating
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fail_compilation/issue20704.d(19): Error: cannot create default argument for `ref` / `out` parameter from constant `0`
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fail_compilation/issue20704.d(30): Error: template instance `issue20704.f4!int` error instantiating
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fail_compilation/issue20704.d(17): Error: cannot create default argument for `ref` / `out` parameter from expression `S(0)` because it is not an lvalue
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fail_compilation/issue20704.d(36): Error: template instance `issue20704.f2!(S)` error instantiating
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fail_compilation/issue20704.d(17): Error: cannot create default argument for `ref` / `out` parameter from expression `null` because it is not an lvalue
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fail_compilation/issue20704.d(38): Error: template instance `issue20704.f2!(C)` error instantiating
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---
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*/
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// https://issues.dlang.org/show_bug.cgi?id=20704
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void f1(T)(const auto ref T arg = T.init) {}
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void f2(T)(const ref T arg = T.init) {}
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void f3(T)(const auto ref T arg = 0) {}
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void f4(T)(const ref T arg = 0) {}
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struct S { int _; }
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class C { int _; }
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void main ()
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{
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int i;
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f1!int(i);
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f2!int(i);
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f3!int(i);
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f4!int(i);
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f1!int();
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f2!int();
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f3!int();
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f4!int();
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f1!S();
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f2!S();
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f1!C();
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f2!C();
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}
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