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-rw-r--r--src/test/ui/methods/method-two-trait-defer-resolution-1.rs37
1 files changed, 37 insertions, 0 deletions
diff --git a/src/test/ui/methods/method-two-trait-defer-resolution-1.rs b/src/test/ui/methods/method-two-trait-defer-resolution-1.rs
new file mode 100644
index 000000000..b768620cd
--- /dev/null
+++ b/src/test/ui/methods/method-two-trait-defer-resolution-1.rs
@@ -0,0 +1,37 @@
+// run-pass
+#![allow(non_camel_case_types)]
+
+// Test that we pick which version of `foo` to run based on the
+// type that is (ultimately) inferred for `x`.
+
+
+trait foo {
+ fn foo(&self) -> i32;
+}
+
+impl foo for Vec<u32> {
+ fn foo(&self) -> i32 {1}
+}
+
+impl foo for Vec<i32> {
+ fn foo(&self) -> i32 {2}
+}
+
+fn call_foo_uint() -> i32 {
+ let mut x = Vec::new();
+ let y = x.foo();
+ x.push(0u32);
+ y
+}
+
+fn call_foo_int() -> i32 {
+ let mut x = Vec::new();
+ let y = x.foo();
+ x.push(0i32);
+ y
+}
+
+fn main() {
+ assert_eq!(call_foo_uint(), 1);
+ assert_eq!(call_foo_int(), 2);
+}