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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/single-use-lifetime/one-use-in-inherent-impl-header.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/single-use-lifetime/one-use-in-inherent-impl-header.rs')
-rw-r--r-- | src/test/ui/single-use-lifetime/one-use-in-inherent-impl-header.rs | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/src/test/ui/single-use-lifetime/one-use-in-inherent-impl-header.rs b/src/test/ui/single-use-lifetime/one-use-in-inherent-impl-header.rs new file mode 100644 index 000000000..64f1c9118 --- /dev/null +++ b/src/test/ui/single-use-lifetime/one-use-in-inherent-impl-header.rs @@ -0,0 +1,22 @@ +#![deny(single_use_lifetimes)] +#![allow(dead_code)] +#![allow(unused_variables)] + +// Test that we DO warn for a lifetime used only once in an impl, and that we +// don't warn for the anonymous lifetime. + +struct Foo<'f> { + data: &'f u32 +} + +impl<'f> Foo<'f> { //~ ERROR `'f` only used once + fn inherent_a(&self) { + } +} + +impl Foo<'_> { + fn inherent_b(&self) {} +} + + +fn main() { } |