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Add entry about cfg!(overflow_checks) #1355

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97ddb9d
Add entry about `cfg!(overflow_checks)`
AngelicosPhosphoros May 2, 2023
56b6225
Add info about what is overflow
AngelicosPhosphoros Jun 15, 2023
ae15da5
Wording change
AngelicosPhosphoros Jan 6, 2024
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6 changes: 6 additions & 0 deletions src/conditional-compilation.md
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Expand Up @@ -222,6 +222,12 @@ This can be used to enable extra debugging code in development but not in
production. For example, it controls the behavior of the standard library's
[`debug_assert!`] macro.

### `overflow_checks`

Enabled when program compiled with [overflow checks] enabled, e.g. in development builds.

[overflow checks]: expressions/operator-expr.md#overflow

### `proc_macro`

Set when the crate being compiled is being compiled with the `proc_macro`
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