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-rw-r--r--tests/ui/rfcs/rfc-2632-const-trait-impl/effects/helloworld.rs29
1 files changed, 29 insertions, 0 deletions
diff --git a/tests/ui/rfcs/rfc-2632-const-trait-impl/effects/helloworld.rs b/tests/ui/rfcs/rfc-2632-const-trait-impl/effects/helloworld.rs
new file mode 100644
index 000000000..49457354c
--- /dev/null
+++ b/tests/ui/rfcs/rfc-2632-const-trait-impl/effects/helloworld.rs
@@ -0,0 +1,29 @@
+// check-pass
+
+// gate-test-effects
+// ^ effects doesn't have a gate so we will trick tidy into thinking this is a gate test
+
+#![feature(const_trait_impl, effects, rustc_attrs)]
+
+// ensure we are passing in the correct host effect in always const contexts.
+
+pub const fn hmm</* T, */ #[rustc_host] const host: bool = true>() -> usize {
+ if host {
+ 1
+ } else {
+ 0
+ }
+}
+
+const _: () = {
+ let x = hmm();
+ assert!(0 == x);
+};
+
+/* FIXME(effects)
+pub const fn uwu(x: [u8; hmm::<()>()]) {
+ let [] = x;
+}
+*/
+
+fn main() {}