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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/issues/issue-2989.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 '')
-rw-r--r--src/test/ui/issues/issue-2989.rs36
1 files changed, 36 insertions, 0 deletions
diff --git a/src/test/ui/issues/issue-2989.rs b/src/test/ui/issues/issue-2989.rs
new file mode 100644
index 000000000..c0b673743
--- /dev/null
+++ b/src/test/ui/issues/issue-2989.rs
@@ -0,0 +1,36 @@
+// run-pass
+#![allow(non_camel_case_types)]
+
+trait methods {
+ fn to_bytes(&self) -> Vec<u8> ;
+}
+
+impl methods for () {
+ fn to_bytes(&self) -> Vec<u8> {
+ Vec::new()
+ }
+}
+
+// the position of this function is significant! - if it comes before methods
+// then it works, if it comes after it then it doesn't!
+fn to_bools(bitv: Storage) -> Vec<bool> {
+ (0..8).map(|i| {
+ let w = i / 64;
+ let b = i % 64;
+ let x = 1 & (bitv.storage[w] >> b);
+ x == 1
+ }).collect()
+}
+
+struct Storage { storage: Vec<u64> }
+
+pub fn main() {
+ let bools = vec![false, false, true, false, false, true, true, false];
+ let bools2 = to_bools(Storage{storage: vec![0b01100100]});
+
+ for i in 0..8 {
+ println!("{} => {} vs {}", i, bools[i], bools2[i]);
+ }
+
+ assert_eq!(bools, bools2);
+}