61 lines
1.3 KiB
Rust
61 lines
1.3 KiB
Rust
// This test enumerates various cases of interest where an ADT or tuple is
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// partially initialized and then used in some way that is wrong *even*
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// after rust-lang/rust#54987 is implemented.
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//
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// See rust-lang/rust#21232, rust-lang/rust#54986, and rust-lang/rust#54987.
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//
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// See issue-21232-partial-init-and-use.rs for cases of tests that are
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// meant to compile and run successfully once rust-lang/rust#54987 is
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// implemented.
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struct D {
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x: u32,
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s: S,
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}
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struct S {
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y: u32,
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z: u32,
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}
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impl Drop for D {
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fn drop(&mut self) { }
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}
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fn cannot_partially_init_adt_with_drop() {
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let d: D;
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d.x = 10; //~ ERROR E0381
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}
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fn cannot_partially_init_mutable_adt_with_drop() {
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let mut d: D;
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d.x = 10; //~ ERROR E0381
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}
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fn cannot_partially_reinit_adt_with_drop() {
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let mut d = D { x: 0, s: S{ y: 0, z: 0 } };
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drop(d);
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d.x = 10;
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//~^ ERROR assign of moved value: `d` [E0382]
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}
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fn cannot_partially_init_inner_adt_via_outer_with_drop() {
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let d: D;
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d.s.y = 20; //~ ERROR E0381
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}
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fn cannot_partially_init_inner_adt_via_mutable_outer_with_drop() {
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let mut d: D;
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d.s.y = 20; //~ ERROR E0381
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}
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fn cannot_partially_reinit_inner_adt_via_outer_with_drop() {
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let mut d = D { x: 0, s: S{ y: 0, z: 0} };
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drop(d);
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d.s.y = 20;
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//~^ ERROR assign to part of moved value: `d` [E0382]
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}
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fn main() { }
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