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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:18:58 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:18:58 +0000
commita4b7ed7a42c716ab9f05e351f003d589124fd55d (patch)
treeb620cd3f223850b28716e474e80c58059dca5dd4 /tests/ui/error-codes/E0621-does-not-trigger-for-closures.rs
parentAdding upstream version 1.67.1+dfsg1. (diff)
downloadrustc-a4b7ed7a42c716ab9f05e351f003d589124fd55d.tar.xz
rustc-a4b7ed7a42c716ab9f05e351f003d589124fd55d.zip
Adding upstream version 1.68.2+dfsg1.upstream/1.68.2+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/ui/error-codes/E0621-does-not-trigger-for-closures.rs')
-rw-r--r--tests/ui/error-codes/E0621-does-not-trigger-for-closures.rs16
1 files changed, 16 insertions, 0 deletions
diff --git a/tests/ui/error-codes/E0621-does-not-trigger-for-closures.rs b/tests/ui/error-codes/E0621-does-not-trigger-for-closures.rs
new file mode 100644
index 000000000..44f174c0f
--- /dev/null
+++ b/tests/ui/error-codes/E0621-does-not-trigger-for-closures.rs
@@ -0,0 +1,16 @@
+// Test that we give the generic error when one of the free regions is
+// bound in a closure (rather than suggesting a change to the signature
+// of the closure, which is not specified in `foo` but rather in `invoke`).
+
+fn invoke<'a, F>(x: &'a i32, f: F) -> &'a i32
+where F: FnOnce(&'a i32, &i32) -> &'a i32
+{
+ let y = 22;
+ f(x, &y)
+}
+
+fn foo<'a>(x: &'a i32) {
+ invoke(&x, |a, b| if a > b { a } else { b }); //~ ERROR lifetime may not live long enough
+}
+
+fn main() {}