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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/codegen/issue-27130.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/codegen/issue-27130.rs')
-rw-r--r--src/test/codegen/issue-27130.rs21
1 files changed, 21 insertions, 0 deletions
diff --git a/src/test/codegen/issue-27130.rs b/src/test/codegen/issue-27130.rs
new file mode 100644
index 000000000..e5ee94e1f
--- /dev/null
+++ b/src/test/codegen/issue-27130.rs
@@ -0,0 +1,21 @@
+// compile-flags: -O
+
+#![crate_type = "lib"]
+
+// CHECK-LABEL: @trim_in_place
+#[no_mangle]
+pub fn trim_in_place(a: &mut &[u8]) {
+ while a.first() == Some(&42) {
+ // CHECK-NOT: slice_index_order_fail
+ *a = &a[1..];
+ }
+}
+
+// CHECK-LABEL: @trim_in_place2
+#[no_mangle]
+pub fn trim_in_place2(a: &mut &[u8]) {
+ while let Some(&42) = a.first() {
+ // CHECK-NOT: slice_index_order_fail
+ *a = &a[2..];
+ }
+}