57 lines
1.3 KiB
Rust
57 lines
1.3 KiB
Rust
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// Ensure that trait objects don't include more than one binder. See #83611
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// build-fail
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// revisions: legacy v0
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//[legacy]compile-flags: -Z symbol-mangling-version=legacy
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//[v0]compile-flags: -Z symbol-mangling-version=v0
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#![feature(rustc_attrs)]
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trait Bar {
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fn method(&self) {}
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}
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impl Bar for &dyn FnMut(&u8) {
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#[rustc_symbol_name]
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//[legacy]~^ ERROR symbol-name
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//[legacy]~| ERROR demangling
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//[legacy]~| ERROR demangling-alt
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//[v0]~^^^^ ERROR symbol-name
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//[v0]~| ERROR demangling
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//[v0]~| ERROR demangling-alt
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fn method(&self) {}
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}
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trait Foo {
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fn method(&self) {}
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}
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impl Foo for &(dyn FnMut(&u8) + for<'b> Send) {
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#[rustc_symbol_name]
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//[legacy]~^ ERROR symbol-name
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//[legacy]~| ERROR demangling
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//[legacy]~| ERROR demangling-alt
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//[v0]~^^^^ ERROR symbol-name
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//[v0]~| ERROR demangling
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//[v0]~| ERROR demangling-alt
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fn method(&self) {}
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}
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trait Baz {
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fn method(&self) {}
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}
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impl Baz for &(dyn for<'b> Send + FnMut(&u8)) {
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#[rustc_symbol_name]
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//[legacy]~^ ERROR symbol-name
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//[legacy]~| ERROR demangling
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//[legacy]~| ERROR demangling-alt
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//[v0]~^^^^ ERROR symbol-name
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//[v0]~| ERROR demangling
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//[v0]~| ERROR demangling-alt
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fn method(&self) {}
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}
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fn main() {
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}
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