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AK/Variant: Deduplicate the contained types
This allows the construction of `Variant<int, int, int>`. While this might not seem useful, it is very useful for making variants that contain a series of member function pointers, which I plan to use in LibGL for glGenLists() and co.
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2 changed files with 66 additions and 3 deletions
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@ -110,3 +110,10 @@ TEST_CASE(moved_from_state)
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auto same_contents = __builtin_memcmp(&bunch_of_values, &optionally_a_bunch_of_values.get<Vector<i32>>(), sizeof(bunch_of_values)) == 0;
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EXPECT(same_contents);
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}
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TEST_CASE(duplicated_types)
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{
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Variant<int, int, int, int> its_just_an_int { 42 };
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EXPECT(its_just_an_int.has<int>());
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EXPECT_EQ(its_just_an_int.get<int>(), 42);
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}
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