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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
commit | 698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch) | |
tree | 173a775858bd501c378080a10dca74132f05bc50 /src/test/ui/issues/issue-30438-b.rs | |
parent | Initial commit. (diff) | |
download | rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip |
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/test/ui/issues/issue-30438-b.rs')
-rw-r--r-- | src/test/ui/issues/issue-30438-b.rs | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/src/test/ui/issues/issue-30438-b.rs b/src/test/ui/issues/issue-30438-b.rs new file mode 100644 index 000000000..79510cdb6 --- /dev/null +++ b/src/test/ui/issues/issue-30438-b.rs @@ -0,0 +1,24 @@ +// Modified regression test for Issue #30438 that exposed an +// independent issue (see discussion on ticket). + +use std::ops::Index; + +struct Test<'a> { + s: &'a String +} + +impl <'a> Index<usize> for Test<'a> { + type Output = Test<'a>; + fn index(&self, _: usize) -> &Self::Output { + &Test { s: &self.s} + //~^ ERROR: cannot return reference to temporary value + } +} + +fn main() { + let s = "Hello World".to_string(); + let test = Test{s: &s}; + let r = &test[0]; + println!("{}", test.s); // OK since test is valid + println!("{}", r.s); // Segfault since value pointed by r has already been dropped +} |