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Note that UB is program-global #490

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Merged
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Mar 11, 2019
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Note that UB is program-global #490

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Note that UB is program-global
Havvy Dec 28, 2018
cdb2177
Don't code quote proglang names
Havvy Mar 11, 2019
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6 changes: 6 additions & 0 deletions src/behavior-considered-undefined.md
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Expand Up @@ -39,6 +39,12 @@ code.
* A value in a `char` which is a surrogate or above `char::MAX`.
* Non-UTF-8 byte sequences in a `str`.

> **Note**: Undefined behavior affects the entire program. For example, calling
> a function in C that exhibits undefined behavior of C means your entire
> program contains undefined behaviour that can also affect the Rust code. And
> vice versa, undefined behavior in Rust can cause adverse affects on code
> executed by any FFI calls to other languages.

[noalias]: http://llvm.org/docs/LangRef.html#noalias
[pointer aliasing rules]: http://llvm.org/docs/LangRef.html#pointer-aliasing-rules
[undef]: http://llvm.org/docs/LangRef.html#undefined-values
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