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43 lines
2 KiB
D
43 lines
2 KiB
D
/*
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TEST_OUTPUT:
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---
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fail_compilation/b20011.d(28): Error: cannot modify expression `S1(cast(ubyte)0u).member` because it is not an lvalue
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fail_compilation/b20011.d(31): Error: cannot modify expression `S2(null).member` because it is not an lvalue
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fail_compilation/b20011.d(32): Error: cannot modify expression `S2(null).member` because it is not an lvalue
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fail_compilation/b20011.d(35): Error: cannot modify expression `U1(cast(ubyte)0u, ).m2` because it is not an lvalue
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fail_compilation/b20011.d(40): Error: function `assignableByRef` is not callable using argument types `(ubyte)`
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fail_compilation/b20011.d(40): cannot pass rvalue argument `S1(cast(ubyte)0u).member` of type `ubyte` to parameter `ref ubyte p`
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fail_compilation/b20011.d(37): `b20011.main.assignableByRef(ref ubyte p)` declared here
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fail_compilation/b20011.d(41): Error: function `assignableByOut` is not callable using argument types `(ubyte)`
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fail_compilation/b20011.d(41): cannot pass rvalue argument `S1(cast(ubyte)0u).member` of type `ubyte` to parameter `out ubyte p`
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fail_compilation/b20011.d(38): `b20011.main.assignableByOut(out ubyte p)` declared here
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fail_compilation/b20011.d(42): Error: function `assignableByConstRef` is not callable using argument types `(ubyte)`
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fail_compilation/b20011.d(42): cannot pass rvalue argument `S1(cast(ubyte)0u).member` of type `ubyte` to parameter `ref const(ubyte) p`
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fail_compilation/b20011.d(39): `b20011.main.assignableByConstRef(ref const(ubyte) p)` declared here
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---
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*/
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module b20011;
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struct S1 { ubyte member; }
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struct S2 { ubyte[] member; }
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union U1 { ubyte m1; int m2; }
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void main()
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{
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enum S1 s1 = {};
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s1.member = 42;
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enum S2 s2 = {};
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s2.member = [];
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s2.member ~= [];
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enum U1 u1 = {m1 : 0};
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u1.m2 = 42;
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void assignableByRef(ref ubyte p){ p = 42; }
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void assignableByOut(out ubyte p){ p = 42; }
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void assignableByConstRef(ref const ubyte p){}
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assignableByRef(s1.member);
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assignableByOut(s1.member);
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assignableByConstRef(s1.member);
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}
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