diff options
Diffstat (limited to 'src/test/codegen/iter-fold-closure-no-iterator.rs')
| -rw-r--r-- | src/test/codegen/iter-fold-closure-no-iterator.rs | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/src/test/codegen/iter-fold-closure-no-iterator.rs b/src/test/codegen/iter-fold-closure-no-iterator.rs new file mode 100644 index 00000000000..fbeafd5f395 --- /dev/null +++ b/src/test/codegen/iter-fold-closure-no-iterator.rs @@ -0,0 +1,10 @@ +//! Check that fold closures aren't generic in the iterator type. +// compile-flags: -C opt-level=0 + +fn main() { + (0i32..10).by_ref().count(); +} + +// `count` calls `fold`, which calls `try_fold` -- that `fold` closure should +// not be generic in the iterator type, only in the item type. +// CHECK-NOT: {{^define.*Iterator::fold::.*closure.*Range}} |