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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:19:41 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:19:41 +0000
commit4f9fe856a25ab29345b90e7725509e9ee38a37be (patch)
treee4ffd8a9374cae7b21f7cbfb352927e0e074aff6 /tests/mir-opt/copy-prop/custom_move_arg.rs
parentAdding upstream version 1.68.2+dfsg1. (diff)
downloadrustc-4f9fe856a25ab29345b90e7725509e9ee38a37be.tar.xz
rustc-4f9fe856a25ab29345b90e7725509e9ee38a37be.zip
Adding upstream version 1.69.0+dfsg1.upstream/1.69.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r--tests/mir-opt/copy-prop/custom_move_arg.rs32
1 files changed, 32 insertions, 0 deletions
diff --git a/tests/mir-opt/copy-prop/custom_move_arg.rs b/tests/mir-opt/copy-prop/custom_move_arg.rs
new file mode 100644
index 000000000..4a591146e
--- /dev/null
+++ b/tests/mir-opt/copy-prop/custom_move_arg.rs
@@ -0,0 +1,32 @@
+// unit-test: CopyProp
+
+#![feature(custom_mir, core_intrinsics)]
+#![allow(unused_assignments)]
+extern crate core;
+use core::intrinsics::mir::*;
+
+struct NotCopy(bool);
+
+// EMIT_MIR custom_move_arg.f.CopyProp.diff
+#[custom_mir(dialect = "analysis", phase = "post-cleanup")]
+fn f(_1: NotCopy) {
+ mir!({
+ let _2 = _1;
+ Call(RET, bb1, opaque(Move(_1)))
+ }
+ bb1 = {
+ let _3 = Move(_2);
+ Call(RET, bb2, opaque(_3))
+ }
+ bb2 = {
+ Return()
+ })
+}
+
+#[inline(never)]
+fn opaque<T>(_t: T) {}
+
+fn main() {
+ f(NotCopy(true));
+ println!("hi");
+}