mirror of
https://codeberg.org/ziglang/zig.git
synced 2026-03-08 03:24:46 +01:00
81 lines
2.5 KiB
Zig
81 lines
2.5 KiB
Zig
const EnumInferred = enum {};
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const EnumExplicit = enum(u8) {};
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const EnumNonexhaustive = enum(u8) { _ };
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const U0 = union {};
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const U1 = union(enum) {};
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const U2 = union(enum(u8)) {};
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const U3 = union(EnumInferred) {};
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const U4 = union(EnumExplicit) {};
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const U5 = union(EnumNonexhaustive) {};
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export fn init0() void {
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_ = @as(U0, undefined);
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}
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export fn init1() void {
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_ = @as(U1, undefined);
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}
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export fn init2() void {
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_ = @as(U2, undefined);
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}
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export fn init3() void {
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_ = @as(U3, undefined);
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}
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export fn init4() void {
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_ = @as(U4, undefined);
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}
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export fn init5() void {
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_ = @as(U5, undefined);
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}
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export fn deref0(ptr: *const U0) void {
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_ = ptr.*;
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}
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export fn deref1(ptr: *const U1) void {
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_ = ptr.*;
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}
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export fn deref2(ptr: *const U2) void {
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_ = ptr.*;
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}
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export fn deref3(ptr: *const U3) void {
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_ = ptr.*;
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}
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export fn deref4(ptr: *const U4) void {
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_ = ptr.*;
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}
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export fn deref5(ptr: *const U5) void {
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_ = ptr.*;
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}
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// error
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//
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// :13:17: error: expected type 'tmp.U0', found '@TypeOf(undefined)'
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// :13:17: note: cannot coerce to uninstantiable type 'tmp.U0'
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// :5:12: note: union declared here
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// :16:17: error: expected type 'tmp.U1', found '@TypeOf(undefined)'
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// :16:17: note: cannot coerce to uninstantiable type 'tmp.U1'
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// :6:12: note: union declared here
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// :19:17: error: expected type 'tmp.U2', found '@TypeOf(undefined)'
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// :19:17: note: cannot coerce to uninstantiable type 'tmp.U2'
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// :7:12: note: union declared here
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// :22:17: error: expected type 'tmp.U3', found '@TypeOf(undefined)'
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// :22:17: note: cannot coerce to uninstantiable type 'tmp.U3'
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// :8:12: note: union declared here
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// :25:17: error: expected type 'tmp.U4', found '@TypeOf(undefined)'
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// :25:17: note: cannot coerce to uninstantiable type 'tmp.U4'
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// :9:12: note: union declared here
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// :28:17: error: expected type 'tmp.U5', found '@TypeOf(undefined)'
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// :28:17: note: cannot coerce to uninstantiable type 'tmp.U5'
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// :10:12: note: union declared here
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// :32:12: error: cannot load uninstantiable type 'tmp.U0'
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// :5:12: note: union declared here
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// :35:12: error: cannot load uninstantiable type 'tmp.U1'
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// :6:12: note: union declared here
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// :38:12: error: cannot load uninstantiable type 'tmp.U2'
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// :7:12: note: union declared here
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// :41:12: error: cannot load uninstantiable type 'tmp.U3'
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// :8:12: note: union declared here
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// :44:12: error: cannot load uninstantiable type 'tmp.U4'
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// :9:12: note: union declared here
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// :47:12: error: cannot load uninstantiable type 'tmp.U5'
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// :10:12: note: union declared here
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