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34 lines
1.3 KiB
D
34 lines
1.3 KiB
D
/*
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TEST_OUTPUT:
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---
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fail_compilation/discard_value.d(24): Error: the result of the equality expression `3 is 3` is discarded
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fail_compilation/discard_value.d(25): Error: the result of the equality expression `null !is null` is discarded
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fail_compilation/discard_value.d(26): Error: the result of the equality expression `v == 0` is discarded
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fail_compilation/discard_value.d(27): Error: the result of the equality expression `v == 0` is discarded
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fail_compilation/discard_value.d(28): Error: `!__equals("", "")` has no effect
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fail_compilation/discard_value.d(29): Error: the result of the equality expression `"" == ""` is discarded
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fail_compilation/discard_value.d(30): Error: the result of the equality expression `fun().i == 4` is discarded
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fail_compilation/discard_value.d(30): note that `fun().i` may have a side effect
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fail_compilation/discard_value.d(33): Error: the result of the equality expression `slice == slice[0..0]` is discarded
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---
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*/
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struct S { int i; }
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S fun() { return S(42); }
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int v;
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void main()
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{
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3 is 3;
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null !is null;
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true && v == 0;
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true || v == 0;
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"" != "";
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"" == ""; // https://issues.dlang.org/show_bug.cgi?id=24359
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fun().i == 4; // https://issues.dlang.org/show_bug.cgi?id=12390
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int[] slice = [0, 1];
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slice == slice[0 .. 0];
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}
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