From 698f8c2f01ea549d77d7dc3338a12e04c11057b9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 17 Apr 2024 14:02:58 +0200 Subject: Adding upstream version 1.64.0+dfsg1. Signed-off-by: Daniel Baumann --- src/test/ui/lint/lint-temporary-cstring-as-ptr.stderr | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) create mode 100644 src/test/ui/lint/lint-temporary-cstring-as-ptr.stderr (limited to 'src/test/ui/lint/lint-temporary-cstring-as-ptr.stderr') diff --git a/src/test/ui/lint/lint-temporary-cstring-as-ptr.stderr b/src/test/ui/lint/lint-temporary-cstring-as-ptr.stderr new file mode 100644 index 000000000..e69d2dd53 --- /dev/null +++ b/src/test/ui/lint/lint-temporary-cstring-as-ptr.stderr @@ -0,0 +1,18 @@ +error: getting the inner pointer of a temporary `CString` + --> $DIR/lint-temporary-cstring-as-ptr.rs:7:48 + | +LL | let s = CString::new("some text").unwrap().as_ptr(); + | ---------------------------------- ^^^^^^ this pointer will be invalid + | | + | this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime + | +note: the lint level is defined here + --> $DIR/lint-temporary-cstring-as-ptr.rs:2:9 + | +LL | #![deny(temporary_cstring_as_ptr)] + | ^^^^^^^^^^^^^^^^^^^^^^^^ + = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned + = help: for more information, see https://doc.rust-lang.org/reference/destructors.html + +error: aborting due to previous error + -- cgit v1.2.3