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-rw-r--r--tests/ui/generator/generator-resume-after-panic.rs25
1 files changed, 25 insertions, 0 deletions
diff --git a/tests/ui/generator/generator-resume-after-panic.rs b/tests/ui/generator/generator-resume-after-panic.rs
new file mode 100644
index 000000000..f2e67f1f7
--- /dev/null
+++ b/tests/ui/generator/generator-resume-after-panic.rs
@@ -0,0 +1,25 @@
+// run-fail
+// needs-unwind
+// error-pattern:generator resumed after panicking
+// ignore-emscripten no processes
+
+// Test that we get the correct message for resuming a panicked generator.
+
+#![feature(generators, generator_trait)]
+
+use std::{
+ ops::Generator,
+ pin::Pin,
+ panic,
+};
+
+fn main() {
+ let mut g = || {
+ panic!();
+ yield;
+ };
+ panic::catch_unwind(panic::AssertUnwindSafe(|| {
+ let x = Pin::new(&mut g).resume(());
+ }));
+ Pin::new(&mut g).resume(());
+}