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-rw-r--r--src/test/ui/associated-types/associated-types-bound-failure.rs29
1 files changed, 29 insertions, 0 deletions
diff --git a/src/test/ui/associated-types/associated-types-bound-failure.rs b/src/test/ui/associated-types/associated-types-bound-failure.rs
new file mode 100644
index 000000000..31e073cc7
--- /dev/null
+++ b/src/test/ui/associated-types/associated-types-bound-failure.rs
@@ -0,0 +1,29 @@
+// run-rustfix
+// Test equality constraints on associated types in a where clause.
+#![allow(dead_code)]
+
+pub trait ToInt {
+ fn to_int(&self) -> isize;
+}
+
+pub trait GetToInt
+{
+ type R;
+
+ fn get(&self) -> <Self as GetToInt>::R;
+}
+
+fn foo<G>(g: G) -> isize
+ where G : GetToInt
+{
+ ToInt::to_int(&g.get()) //~ ERROR E0277
+}
+
+fn bar<G : GetToInt>(g: G) -> isize
+ where G::R : ToInt
+{
+ ToInt::to_int(&g.get()) // OK
+}
+
+pub fn main() {
+}