33 lines
547 B
Plaintext
33 lines
547 B
Plaintext
// Sub-32-bit enum variants ride through a protocol-typed receiver's
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// method call without being collapsed to tag=0.
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#import "modules/std.sx";
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Fmt :: enum { a; b; }
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Proto :: protocol {
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take_fmt :: (f: Fmt);
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}
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Impl :: struct {}
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impl Proto for Impl {
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take_fmt :: (self: *Impl, f: Fmt) {
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n : s64 = xx f;
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print("proto f = {}\n", n);
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}
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}
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take :: (f: Fmt) -> s64 {
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n : s64 = xx f;
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n;
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}
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main :: () -> s32 {
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print("direct a={} b={}\n", take(.a), take(.b));
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p : Proto = xx @Impl.{};
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p.take_fmt(.b);
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p.take_fmt(.a);
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0;
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}
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