diff options
Diffstat (limited to 'src/test/ui/btreemap/btreemap-index-mut.rs')
| -rw-r--r-- | src/test/ui/btreemap/btreemap-index-mut.rs | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/test/ui/btreemap/btreemap-index-mut.rs b/src/test/ui/btreemap/btreemap-index-mut.rs new file mode 100644 index 000000000..62972acab --- /dev/null +++ b/src/test/ui/btreemap/btreemap-index-mut.rs @@ -0,0 +1,6 @@ +use std::collections::BTreeMap; + +fn main() { + let mut map = BTreeMap::<u32, u32>::new(); + map[&0] = 1; //~ ERROR cannot assign +} |