From 64d98f8ee037282c35007b64c2649055c56af1db Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 17 Apr 2024 14:19:03 +0200 Subject: Merging upstream version 1.68.2+dfsg1. Signed-off-by: Daniel Baumann --- tests/ui/nll/user-annotations/closure-substs.rs | 31 +++++++++++++++++++++++++ 1 file changed, 31 insertions(+) create mode 100644 tests/ui/nll/user-annotations/closure-substs.rs (limited to 'tests/ui/nll/user-annotations/closure-substs.rs') diff --git a/tests/ui/nll/user-annotations/closure-substs.rs b/tests/ui/nll/user-annotations/closure-substs.rs new file mode 100644 index 000000000..f7af54e8d --- /dev/null +++ b/tests/ui/nll/user-annotations/closure-substs.rs @@ -0,0 +1,31 @@ +// Test that we enforce user-provided type annotations on closures. + +fn foo<'a>() { + // Here `x` is free in the closure sig: + |x: &'a i32| -> &'static i32 { + return x; //~ ERROR lifetime may not live long enough + }; +} + +fn foo1() { + // Here `x` is bound in the closure sig: + |x: &i32| -> &'static i32 { + return x; //~ ERROR lifetime may not live long enough + }; +} + +fn bar<'a>() { + // Here `x` is free in the closure sig: + |x: &'a i32, b: fn(&'static i32)| { + b(x); //~ ERROR lifetime may not live long enough + }; +} + +fn bar1() { + // Here `x` is bound in the closure sig: + |x: &i32, b: fn(&'static i32)| { + b(x); //~ ERROR borrowed data escapes outside of closure + }; +} + +fn main() {} -- cgit v1.2.3