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Documentation PR for cfg_panic #1157

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Mar 15, 2022
Merged

Documentation PR for cfg_panic #1157

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4b536a6
added documentation for cfg_panic
Feb 4, 2022
976ce29
Update testing.md
cchiw Feb 4, 2022
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Update testing.md
cchiw Feb 4, 2022
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Update testing.md
cchiw Feb 4, 2022
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cchiw Feb 4, 2022
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cchiw Feb 7, 2022
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Update src/attributes/testing.md
cchiw Feb 7, 2022
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Added cfg panic to conditional-compilation section
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4 changes: 4 additions & 0 deletions src/attributes/testing.md
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Expand Up @@ -85,6 +85,7 @@ fn mytest() {

The `cfg_panic` feature makes it possible to exercise different lines of code depending on the panic strategy.
The possible value is either `unwind` or `abort`.
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Should this say make clear that code compiled with #[cfg(panic = "unwind")] being true may still aborting on panic if any crate is compiled with -Cpanic=abort?

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This is a good thing to point out. Note, I'm not as familiar with crates so i don't know too much about this but I'll take your word for it.

I updated the file, let me know what you think :)


The following is a playful example on choosing the right beverage.

```rust
Expand Down Expand Up @@ -124,6 +125,9 @@ fn main() {
}
```

Note that when the code is compiled with a certain panic strategy it still might do something different if a crate was compiled with a different strategy.
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For instance, if `#[cfg(panic = "unwind")]` is set to `true` and a crate is compiled with`-C panic=abort`.

[_MetaListNameValueStr_]: ../attributes.md#meta-item-attribute-syntax
[_MetaNameValueStr_]: ../attributes.md#meta-item-attribute-syntax
[`Termination`]: ../../std/process/trait.Termination.html
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