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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
commit | 698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch) | |
tree | 173a775858bd501c378080a10dca74132f05bc50 /src/test/ui/borrowck/borrowck-assign-to-subfield.rs | |
parent | Initial commit. (diff) | |
download | rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip |
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/test/ui/borrowck/borrowck-assign-to-subfield.rs')
-rw-r--r-- | src/test/ui/borrowck/borrowck-assign-to-subfield.rs | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/src/test/ui/borrowck/borrowck-assign-to-subfield.rs b/src/test/ui/borrowck/borrowck-assign-to-subfield.rs new file mode 100644 index 000000000..050d702b6 --- /dev/null +++ b/src/test/ui/borrowck/borrowck-assign-to-subfield.rs @@ -0,0 +1,23 @@ +// run-pass +// pretty-expanded FIXME #23616 + +pub fn main() { + struct A { + a: isize, + w: B, + } + struct B { + a: isize + } + let mut p = A { + a: 1, + w: B {a: 1}, + }; + + // even though `x` is not declared as a mutable field, + // `p` as a whole is mutable, so it can be modified. + p.a = 2; + + // this is true for an interior field too + p.w.a = 2; +} |