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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:02:58 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:02:58 +0000
commit698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch)
tree173a775858bd501c378080a10dca74132f05bc50 /src/test/ui/issues/issue-20971.rs
parentInitial commit. (diff)
downloadrustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz
rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r--src/test/ui/issues/issue-20971.rs23
1 files changed, 23 insertions, 0 deletions
diff --git a/src/test/ui/issues/issue-20971.rs b/src/test/ui/issues/issue-20971.rs
new file mode 100644
index 000000000..2e1041817
--- /dev/null
+++ b/src/test/ui/issues/issue-20971.rs
@@ -0,0 +1,23 @@
+// Regression test for Issue #20971.
+
+// run-fail
+// error-pattern:Hello, world!
+// ignore-emscripten no processes
+
+pub trait Parser {
+ type Input;
+ fn parse(&mut self, input: <Self as Parser>::Input);
+}
+
+impl Parser for () {
+ type Input = ();
+ fn parse(&mut self, input: ()) {}
+}
+
+pub fn many() -> Box<dyn Parser<Input = <() as Parser>::Input> + 'static> {
+ panic!("Hello, world!")
+}
+
+fn main() {
+ many().parse(());
+}