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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:13 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:13 +0000 |
commit | 218caa410aa38c29984be31a5229b9fa717560ee (patch) | |
tree | c54bd55eeb6e4c508940a30e94c0032fbd45d677 /src/test/ui/cleanup-rvalue-for-scope.rs | |
parent | Releasing progress-linux version 1.67.1+dfsg1-1~progress7.99u1. (diff) | |
download | rustc-218caa410aa38c29984be31a5229b9fa717560ee.tar.xz rustc-218caa410aa38c29984be31a5229b9fa717560ee.zip |
Merging upstream version 1.68.2+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/test/ui/cleanup-rvalue-for-scope.rs')
-rw-r--r-- | src/test/ui/cleanup-rvalue-for-scope.rs | 63 |
1 files changed, 0 insertions, 63 deletions
diff --git a/src/test/ui/cleanup-rvalue-for-scope.rs b/src/test/ui/cleanup-rvalue-for-scope.rs deleted file mode 100644 index b6582c01f..000000000 --- a/src/test/ui/cleanup-rvalue-for-scope.rs +++ /dev/null @@ -1,63 +0,0 @@ -// run-pass - -#![allow(non_snake_case)] -#![allow(dead_code)] -#![allow(unused_variables)] -// Test that the lifetime of rvalues in for loops is extended -// to the for loop itself. - -use std::ops::Drop; - -static mut FLAGS: u64 = 0; - -struct Box<T> { f: T } -struct AddFlags { bits: u64 } - -fn AddFlags(bits: u64) -> AddFlags { - AddFlags { bits: bits } -} - -fn arg(exp: u64, _x: &AddFlags) { - check_flags(exp); -} - -fn pass<T>(v: T) -> T { - v -} - -fn check_flags(exp: u64) { - unsafe { - let x = FLAGS; - FLAGS = 0; - println!("flags {}, expected {}", x, exp); - assert_eq!(x, exp); - } -} - -impl AddFlags { - fn check_flags(&self, exp: u64) -> &AddFlags { - check_flags(exp); - self - } - - fn bits(&self) -> u64 { - self.bits - } -} - -impl Drop for AddFlags { - fn drop(&mut self) { - unsafe { - FLAGS = FLAGS + self.bits; - } - } -} - -pub fn main() { - // The array containing [AddFlags] should not be dropped until - // after the for loop: - for x in &[AddFlags(1)] { - check_flags(0); - } - check_flags(1); -} |