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Updated the description of -Z in the rustc book.

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Christian 2019-04-10 12:20:47 +02:00
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src/doc/rustc/src/command-line-arguments.md
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@ -86,11 +86,12 @@ This flag will set which lints should be set to the [deny level](lints/levels.ht
This flag will set which lints should be set to the [forbid level](lints/levels.html#forbid).
## `-Z`: set options for debugging rustc
## `-Z`: set unstable options
This flag lets you set options for debugging rustc. In order to set multiple options, the -Z flag
can be used multiple times. For example: `rustc -Z verbose -Z time`. Specifying options with -Z is
only available on nightly. To view all available options run: `rustc -Z help`.
This flag will allow you to set unstable options of rustc. In order to set multiple options,
the -Z flag can be used multiple times. For example: `rustc -Z verbose -Z time`.
Specifying options with -Z is only available on nightly. To view all available options
run: `rustc -Z help`.
## `--cap-lints`: set the most restrictive lint level