motiejus/zig
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Type: remove arbitrary restrictions on param and return types

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Opaque and `noreturn` makes sense since they don't represent real
values, but `null` and `undefined` are perfectly normal
comptime-only values.

Closes #16088
This commit is contained in:
Jacob Young
2023-06-20 13:12:15 -04:00
committed by Andrew Kelley
parent e2eabbbc51
commit a257e33fff
4 changed files with 17 additions and 25 deletions
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16
test/cases/compile_errors/function_parameter_is_opaque.zig
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@@ -4,11 +4,6 @@ export fn entry1() void {
_ = someFuncPtr;
}
export fn entry2() void {
const someFuncPtr: fn (@TypeOf(null)) void = undefined;
_ = someFuncPtr;
}
fn foo(p: FooType) void {
_ = p;
}
@@ -16,20 +11,11 @@ export fn entry3() void {
_ = foo;
}
fn bar(p: @TypeOf(null)) void {
_ = p;
}
export fn entry4() void {
_ = bar;
}
// error
// backend=stage2
// target=native
//
// :3:28: error: parameter of opaque type 'tmp.FooType' not allowed
// :1:17: note: opaque declared here
// :8:28: error: parameter of type '@TypeOf(null)' not allowed
// :12:8: error: parameter of opaque type 'tmp.FooType' not allowed
// :7:8: error: parameter of opaque type 'tmp.FooType' not allowed
// :1:17: note: opaque declared here
// :19:8: error: parameter of type '@TypeOf(null)' not allowed