From a27f3e3fd1e4d16160f8885b6b06665b5319f56c Mon Sep 17 00:00:00 2001
From: Guillaume Gomez <guillaume1.gomez@gmail.com>
Date: Mon, 21 Jul 2025 14:34:12 +0200
Subject: Rename `tests/codegen` into `tests/codegen-llvm`

---
 tests/codegen-llvm/vec_pop_push_noop.rs | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)
 create mode 100644 tests/codegen-llvm/vec_pop_push_noop.rs

(limited to 'tests/codegen-llvm/vec_pop_push_noop.rs')

diff --git a/tests/codegen-llvm/vec_pop_push_noop.rs b/tests/codegen-llvm/vec_pop_push_noop.rs
new file mode 100644
index 00000000000..3e375219fe0
--- /dev/null
+++ b/tests/codegen-llvm/vec_pop_push_noop.rs
@@ -0,0 +1,24 @@
+//@ compile-flags: -Copt-level=3
+
+#![crate_type = "lib"]
+
+#[no_mangle]
+// CHECK-LABEL: @noop(
+pub fn noop(v: &mut Vec<u8>) {
+    // CHECK-NOT: grow_one
+    // CHECK-NOT: call
+    // CHECK: tail call void @llvm.assume
+    // CHECK-NOT: grow_one
+    // CHECK-NOT: call
+    // CHECK: {{ret|[}]}}
+    if let Some(x) = v.pop() {
+        v.push(x)
+    }
+}
+
+#[no_mangle]
+// CHECK-LABEL: @push_byte(
+pub fn push_byte(v: &mut Vec<u8>) {
+    // CHECK: call {{.*}}grow_one
+    v.push(3);
+}
-- 
cgit 1.4.1-3-g733a5