diff options
Diffstat (limited to 'src/test/ui/borrowck/assign_mutable_fields.rs')
-rw-r--r-- | src/test/ui/borrowck/assign_mutable_fields.rs | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/src/test/ui/borrowck/assign_mutable_fields.rs b/src/test/ui/borrowck/assign_mutable_fields.rs new file mode 100644 index 000000000..b60726d0c --- /dev/null +++ b/src/test/ui/borrowck/assign_mutable_fields.rs @@ -0,0 +1,22 @@ +// Currently, we do permit you to assign to individual fields of an +// uninitialized var. +// We hope to fix this at some point. +// +// FIXME(#54987) + +fn assign_both_fields_and_use() { + let mut x: (u32, u32); + x.0 = 1; //~ ERROR + x.1 = 22; + drop(x.0); + drop(x.1); +} + +fn assign_both_fields_the_use_var() { + let mut x: (u32, u32); + x.0 = 1; //~ ERROR + x.1 = 22; + drop(x); +} + +fn main() { } |