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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:02:58 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:02:58 +0000
commit698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch)
tree173a775858bd501c378080a10dca74132f05bc50 /src/test/ui/for-loop-while/loop-no-reinit-needed-post-bot.rs
parentInitial commit. (diff)
downloadrustc-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/for-loop-while/loop-no-reinit-needed-post-bot.rs')
-rw-r--r--src/test/ui/for-loop-while/loop-no-reinit-needed-post-bot.rs34
1 files changed, 34 insertions, 0 deletions
diff --git a/src/test/ui/for-loop-while/loop-no-reinit-needed-post-bot.rs b/src/test/ui/for-loop-while/loop-no-reinit-needed-post-bot.rs
new file mode 100644
index 000000000..1b5db2012
--- /dev/null
+++ b/src/test/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);
+}