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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:03 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:03 +0000 |
commit | 64d98f8ee037282c35007b64c2649055c56af1db (patch) | |
tree | 5492bcf97fce41ee1c0b1cc2add283f3e66cdab0 /tests/ui/for-loop-while/loop-no-reinit-needed-post-bot.rs | |
parent | Adding debian version 1.67.1+dfsg1-1. (diff) | |
download | rustc-64d98f8ee037282c35007b64c2649055c56af1db.tar.xz rustc-64d98f8ee037282c35007b64c2649055c56af1db.zip |
Merging upstream version 1.68.2+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/ui/for-loop-while/loop-no-reinit-needed-post-bot.rs')
-rw-r--r-- | tests/ui/for-loop-while/loop-no-reinit-needed-post-bot.rs | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/tests/ui/for-loop-while/loop-no-reinit-needed-post-bot.rs b/tests/ui/for-loop-while/loop-no-reinit-needed-post-bot.rs new file mode 100644 index 000000000..1b5db2012 --- /dev/null +++ b/tests/ui/for-loop-while/loop-no-reinit-needed-post-bot.rs @@ -0,0 +1,34 @@ +// run-pass +// pretty-expanded FIXME #23616 + +struct S; +// Ensure S is moved, not copied, on assignment. +impl Drop for S { fn drop(&mut self) { } } + +// user-defined function "returning" bottom (i.e., no return at all). +fn my_panic() -> ! { loop {} } + +pub fn step(f: bool) { + let mut g = S; + let mut i = 0; + loop + { + if i > 10 { break; } else { i += 1; } + + let _g = g; + + if f { + // re-initialize g, but only before restarting loop. + g = S; + continue; + } + + my_panic(); + + // we never get here, so we do not need to re-initialize g. + } +} + +pub fn main() { + step(true); +} |