Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1

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

1 files changed, 24 insertions, 0 deletions

diff --git a/src/test/ui/inference/tutorial-suffix-inference-test.rs b/src/test/ui/inference/tutorial-suffix-inference-test.rs
new file mode 100644
index 000000000..849adfd53
--- /dev/null
+++ b/src/test/ui/inference/tutorial-suffix-inference-test.rs
@@ -0,0 +1,24 @@
+fn main() {
+    let x = 3;
+    let y: i32 = 3;
+
+    fn identity_u8(n: u8) -> u8 { n }
+    fn identity_u16(n: u16) -> u16 { n }
+
+    identity_u8(x);  // after this, `x` is assumed to have type `u8`
+    identity_u16(x);
+    //~^ ERROR mismatched types
+    //~| expected `u16`, found `u8`
+    identity_u16(y);
+    //~^ ERROR mismatched types
+    //~| expected `u16`, found `i32`
+
+    let a = 3;
+
+    fn identity_i(n: isize) -> isize { n }
+
+    identity_i(a); // ok
+    identity_u16(a);
+    //~^ ERROR mismatched types
+    //~| expected `u16`, found `isize`
+}