Merging upstream version 1.74.1+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 70 insertions, 0 deletions

diff --git a/src/tools/clippy/tests/ui/large_futures.fixed b/src/tools/clippy/tests/ui/large_futures.fixed
new file mode 100644
index 000000000..4c192d1c8
--- /dev/null
+++ b/src/tools/clippy/tests/ui/large_futures.fixed
@@ -0,0 +1,70 @@
+#![feature(generators)]
+#![warn(clippy::large_futures)]
+#![allow(clippy::never_loop)]
+#![allow(clippy::future_not_send)]
+#![allow(clippy::manual_async_fn)]
+
+async fn big_fut(_arg: [u8; 1024 * 16]) {}
+
+async fn wait() {
+    let f = async {
+        Box::pin(big_fut([0u8; 1024 * 16])).await;
+        //~^ ERROR: large future with a size of 16385 bytes
+        //~| NOTE: `-D clippy::large-futures` implied by `-D warnings`
+    };
+    Box::pin(f).await
+    //~^ ERROR: large future with a size of 16386 bytes
+}
+async fn calls_fut(fut: impl std::future::Future<Output = ()>) {
+    loop {
+        Box::pin(wait()).await;
+        //~^ ERROR: large future with a size of 16387 bytes
+        if true {
+            return fut.await;
+        } else {
+            Box::pin(wait()).await;
+            //~^ ERROR: large future with a size of 16387 bytes
+        }
+    }
+}
+
+pub async fn test() {
+    let fut = big_fut([0u8; 1024 * 16]);
+    Box::pin(foo()).await;
+    //~^ ERROR: large future with a size of 65540 bytes
+    Box::pin(calls_fut(fut)).await;
+    //~^ ERROR: large future with a size of 49159 bytes
+}
+
+pub fn foo() -> impl std::future::Future<Output = ()> {
+    async {
+        let x = [0i32; 1024 * 16];
+        async {}.await;
+        dbg!(x);
+    }
+}
+
+pub async fn lines() {
+    Box::pin(async {
+        //~^ ERROR: large future with a size of 65540 bytes
+        let x = [0i32; 1024 * 16];
+        async {}.await;
+        println!("{:?}", x);
+    })
+    .await;
+}
+
+pub async fn macro_expn() {
+    macro_rules! macro_ {
+        () => {
+            Box::pin(async {
+                let x = [0i32; 1024 * 16];
+                async {}.await;
+                println!("macro: {:?}", x);
+            })
+        };
+    }
+    macro_!().await
+}
+
+fn main() {}