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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/issue-67007-escaping-data.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/issue-67007-escaping-data.rs')
-rw-r--r--tests/ui/nll/issue-67007-escaping-data.rs24
1 files changed, 24 insertions, 0 deletions
diff --git a/tests/ui/nll/issue-67007-escaping-data.rs b/tests/ui/nll/issue-67007-escaping-data.rs
new file mode 100644
index 000000000..49ea2e596
--- /dev/null
+++ b/tests/ui/nll/issue-67007-escaping-data.rs
@@ -0,0 +1,24 @@
+// Regression test for issue #67007
+// Ensures that we show information about the specific regions involved
+
+// Covariant over 'a, invariant over 'tcx
+struct FnCtxt<'a, 'tcx: 'a>(&'a (), *mut &'tcx ());
+
+impl<'a, 'tcx> FnCtxt<'a, 'tcx> {
+ fn use_it(&self, _: &'tcx ()) {}
+}
+
+struct Consumer<'tcx>(&'tcx ());
+
+impl<'tcx> Consumer<'tcx> {
+ fn bad_method<'a>(&self, fcx: &FnCtxt<'a, 'tcx>) {
+ let other = self.use_fcx(fcx); //~ ERROR lifetime may not live long enough
+ fcx.use_it(other);
+ }
+
+ fn use_fcx<'a>(&self, _: &FnCtxt<'a, 'tcx>) -> &'a () {
+ &()
+ }
+}
+
+fn main() {}