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| author | Daniel Micay <danielmicay@gmail.com> | 2014-10-28 18:46:27 -0400 |
|---|---|---|
| committer | Daniel Micay <danielmicay@gmail.com> | 2014-10-28 19:00:16 -0400 |
| commit | 8a719255589bcbc82c961e051f09678b524f4149 (patch) | |
| tree | e23dc6f6ca579f59078030d42e6568f482516c1f | |
| parent | 768a7e1a4a891191f3653cebc223dfad0e8b875c (diff) | |
reference: document unwinding unsafety issues
| -rw-r--r-- | src/doc/reference.md | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/doc/reference.md b/src/doc/reference.md index cfa69cdfd49..7f410b7fd93 100644 --- a/src/doc/reference.md +++ b/src/doc/reference.md @@ -1170,6 +1170,9 @@ exposing an API making it possible for it to occur in safe code. * A discriminant in an `enum` not included in the type definition * A value in a `char` which is a surrogate or above `char::MAX` * non-UTF-8 byte sequences in a `str` +* Unwinding into Rust from foreign code or unwinding from Rust into foreign + code. Rust's failure system is not compatible with exception handling in + other languages. Unwinding must be caught and handled at FFI boundaries. ##### Behaviour not considered unsafe |