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authorVadim Petrochenkov <vadim.petrochenkov@gmail.com>2019-07-27 01:33:01 +0300
committerVadim Petrochenkov <vadim.petrochenkov@gmail.com>2019-07-27 18:56:16 +0300
commit9be35f82c1abf2ecbab489bca9eca138ea648312 (patch)
tree69888506e34af447d9748c0d542de3ba1dd76210 /src/test/ui/for-loop-while/loop-no-reinit-needed-post-bot.rs
parentca9faa52f5ada0054b1fa27d97aedf448afb059b (diff)
downloadrust-9be35f82c1abf2ecbab489bca9eca138ea648312.tar.gz
rust-9be35f82c1abf2ecbab489bca9eca138ea648312.zip
tests: Move run-pass tests without naming conflicts to ui
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 00000000000..1b5db20129d
--- /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);
+}