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Diffstat (limited to 'compiler/rustc_error_codes/src/error_codes/E0740.md')
-rw-r--r-- | compiler/rustc_error_codes/src/error_codes/E0740.md | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/compiler/rustc_error_codes/src/error_codes/E0740.md b/compiler/rustc_error_codes/src/error_codes/E0740.md new file mode 100644 index 000000000..6240099a9 --- /dev/null +++ b/compiler/rustc_error_codes/src/error_codes/E0740.md @@ -0,0 +1,18 @@ +A `union` was declared with fields with destructors. + +Erroneous code example: + +```compile_fail,E0740 +union Test { + a: A, // error! +} + +#[derive(Debug)] +struct A(i32); + +impl Drop for A { + fn drop(&mut self) { println!("A"); } +} +``` + +A `union` cannot have fields with destructors. |