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@@ -63,10 +63,27 @@
Set a codegen option
-V, --version Print version info and exit
-v, --verbose Use verbose output
+ --extern NAME[=PATH]
+ Specify where an external rust library is located
+ --sysroot PATH Override the system root
+ --error-format human|json|short
+ How errors and other messages are produced
+ --json CONFIG Configure the JSON output of the compiler
+ --color auto|always|never
+ Configure coloring of output:
+ auto = colorize, if output goes to a tty (default);
+ always = always colorize output;
+ never = never colorize output
+ --diagnostic-width WIDTH
+ Inform rustc of the width of the output so that
+ diagnostics can be truncated to fit
+ --remap-path-prefix FROM=TO
+ Remap source names in all output (compiler messages
+ and output files)
+ @path Read newline separated options from `path`
Additional help:
-C help Print codegen options
-W help Print 'lint' options and default settings
-Z help Print unstable compiler options
- --help -v Print the full set of options rustc accepts
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