about summary refs log tree commit diff
path: root/src/test/ui/polymorphization/generators.rs
diff options
context:
space:
mode:
Diffstat (limited to 'src/test/ui/polymorphization/generators.rs')
-rw-r--r--src/test/ui/polymorphization/generators.rs92
1 files changed, 0 insertions, 92 deletions
diff --git a/src/test/ui/polymorphization/generators.rs b/src/test/ui/polymorphization/generators.rs
deleted file mode 100644
index 779bac0ace2..00000000000
--- a/src/test/ui/polymorphization/generators.rs
+++ /dev/null
@@ -1,92 +0,0 @@
-// build-fail
-// compile-flags:-Zpolymorphize=on -Zinline-mir=off
-#![feature(generic_const_exprs, generators, generator_trait, rustc_attrs)]
-//~^ WARN the feature `generic_const_exprs` is incomplete
-
-use std::marker::Unpin;
-use std::ops::{Generator, GeneratorState};
-use std::pin::Pin;
-
-enum YieldOrReturn<Y, R> {
-    Yield(Y),
-    Return(R),
-}
-
-fn finish<T, Y, R>(mut t: T) -> Vec<YieldOrReturn<Y, R>>
-where
-    T: Generator<(), Yield = Y, Return = R> + Unpin,
-{
-    let mut results = Vec::new();
-    loop {
-        match Pin::new(&mut t).resume(()) {
-            GeneratorState::Yielded(yielded) => results.push(YieldOrReturn::Yield(yielded)),
-            GeneratorState::Complete(returned) => {
-                results.push(YieldOrReturn::Return(returned));
-                return results;
-            }
-        }
-    }
-}
-
-// This test checks that the polymorphization analysis functions on generators.
-
-#[rustc_polymorphize_error]
-pub fn unused_type<T>() -> impl Generator<(), Yield = u32, Return = u32> + Unpin {
-    || {
-        //~^ ERROR item has unused generic parameters
-        yield 1;
-        2
-    }
-}
-
-#[rustc_polymorphize_error]
-pub fn used_type_in_yield<Y: Default>() -> impl Generator<(), Yield = Y, Return = u32> + Unpin {
-    || {
-        yield Y::default();
-        2
-    }
-}
-
-#[rustc_polymorphize_error]
-pub fn used_type_in_return<R: Default>() -> impl Generator<(), Yield = u32, Return = R> + Unpin {
-    || {
-        yield 3;
-        R::default()
-    }
-}
-
-#[rustc_polymorphize_error]
-pub fn unused_const<const T: u32>() -> impl Generator<(), Yield = u32, Return = u32> + Unpin {
-    || {
-        //~^ ERROR item has unused generic parameters
-        yield 1;
-        2
-    }
-}
-
-#[rustc_polymorphize_error]
-pub fn used_const_in_yield<const Y: u32>() -> impl Generator<(), Yield = u32, Return = u32> + Unpin
-{
-    || {
-        yield Y;
-        2
-    }
-}
-
-#[rustc_polymorphize_error]
-pub fn used_const_in_return<const R: u32>() -> impl Generator<(), Yield = u32, Return = u32> + Unpin
-{
-    || {
-        yield 4;
-        R
-    }
-}
-
-fn main() {
-    finish(unused_type::<u32>());
-    finish(used_type_in_yield::<u32>());
-    finish(used_type_in_return::<u32>());
-    finish(unused_const::<1u32>());
-    finish(used_const_in_yield::<1u32>());
-    finish(used_const_in_return::<1u32>());
-}