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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:19:03 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:19:03 +0000
commit64d98f8ee037282c35007b64c2649055c56af1db (patch)
tree5492bcf97fce41ee1c0b1cc2add283f3e66cdab0 /tests/ui/nll/ty-outlives/ty-param-fn.rs
parentAdding debian version 1.67.1+dfsg1-1. (diff)
downloadrustc-64d98f8ee037282c35007b64c2649055c56af1db.tar.xz
rustc-64d98f8ee037282c35007b64c2649055c56af1db.zip
Merging upstream version 1.68.2+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/ui/nll/ty-outlives/ty-param-fn.rs')
-rw-r--r--tests/ui/nll/ty-outlives/ty-param-fn.rs36
1 files changed, 36 insertions, 0 deletions
diff --git a/tests/ui/nll/ty-outlives/ty-param-fn.rs b/tests/ui/nll/ty-outlives/ty-param-fn.rs
new file mode 100644
index 000000000..4393a3b41
--- /dev/null
+++ b/tests/ui/nll/ty-outlives/ty-param-fn.rs
@@ -0,0 +1,36 @@
+#![allow(warnings)]
+
+use std::fmt::Debug;
+
+fn no_region<'a, T>(x: Box<T>) -> Box<Debug + 'a>
+where
+ T: Debug,
+{
+ x
+ //~^ ERROR the parameter type `T` may not live long enough
+}
+
+fn correct_region<'a, T>(x: Box<T>) -> Box<Debug + 'a>
+where
+ T: 'a + Debug,
+{
+ x
+}
+
+fn wrong_region<'a, 'b, T>(x: Box<T>) -> Box<Debug + 'a>
+where
+ T: 'b + Debug,
+{
+ x
+ //~^ ERROR the parameter type `T` may not live long enough
+}
+
+fn outlives_region<'a, 'b, T>(x: Box<T>) -> Box<Debug + 'a>
+where
+ T: 'b + Debug,
+ 'b: 'a,
+{
+ x
+}
+
+fn main() {}