145 lines
3.4 KiB
Groff
145 lines
3.4 KiB
Groff
.TH RUSTC "1" "July 2013" "rustc 0.7" "User Commands"
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.SH NAME
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rustc \- rust compiler
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.SH SYNOPSIS
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.B rustc
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[\fIOPTIONS\fR] \fIINPUT\fR
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.SH DESCRIPTION
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This program is a compiler for the Rust language, available at
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<\fBhttps://www.rust-lang.org\fR>.
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.SH OPTIONS
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.TP
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\fB\-\-bin\fR
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Compile an executable crate (default)
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.TP
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\fB\-c\fR
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Compile and assemble, but do not link
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.TP
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\fB\-\-cfg\fR SPEC
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Configure the compilation environment
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.TP
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\fB\-\-emit\-llvm\fR
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Produce an LLVM bitcode file
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.TP
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\fB\-h\fR, \fB\-\-help\fR
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Display this message
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.TP
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\fB\-L\fR PATH
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Add a directory to the library search path
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.TP
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\fB\-\-lib\fR
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Compile a library crate
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.TP
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\fB\-\-linker\fR LINKER
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Program to use for linking instead of the default
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.TP
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\fB\-\-link-args\fR FLAGS
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A space-separated list of flags passed to the linker
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.TP
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\fB\-\-ls\fR
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List the symbols defined by a library crate
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.TP
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\fB\-\-no\-trans\fR
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Run all passes except translation; no output
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.TP
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\fB\-O\fR
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Equivalent to \fI\-\-opt\-level=2\fR
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.TP
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\fB\-o\fR FILENAME
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Write output to <filename>
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.TP
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\fB\-\-opt\-level\fR LEVEL
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Optimize with possible levels 0-3
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.TP
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\fB\-\-passes\fR NAMES
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Comma- or space-separated list of optimization passes. Overrides
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the default passes for the optimization level. A value of 'list'
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will list the available passes.
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.TP
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\fB\-\-out\-dir\fR DIR
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Write output to compiler-chosen filename in <dir>
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.TP
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\fB\-\-parse\-only\fR
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Parse only; do not compile, assemble, or link
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.TP
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\fB\-\-pretty\fR [TYPE]
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Pretty-print the input instead of compiling; valid types are: normal
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(un-annotated source), expanded (crates expanded), typed (crates
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expanded, with type annotations), or identified (fully parenthesized,
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AST nodes and blocks with IDs)
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.TP
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\fB\-S\fR
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Compile only; do not assemble or link
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.TP
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\fB\-\-save\-temps\fR
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Write intermediate files (.bc, .opt.bc, .o) in addition to normal output
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.TP
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\fB\-\-sysroot\fR PATH
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Override the system root
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.TP
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\fB\-\-test\fR
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Build a test harness
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.TP
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\fB\-\-target\fR TRIPLE
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Target triple cpu-manufacturer-kernel[-os] to compile for (see
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http://sources.redhat.com/autobook/autobook/autobook_17.html
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for details)
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.TP
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\fB\-\-target-feature\fR TRIPLE
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Target-specific attributes (see llc -mattr=help for details)
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.TP
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\fB\-\-android-cross-path\fR PATH
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The path to the Android NDK
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.TP
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\fB\-W\fR help
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Print 'lint' options and default settings
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.TP
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\fB\-W\fR OPT, \fB\-\-warn\fR OPT
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Set lint warnings
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.TP
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\fB\-A\fR OPT, \fB\-\-allow\fR OPT
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Set lint allowed
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.TP
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\fB\-D\fR OPT, \fB\-\-deny\fR OPT
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Set lint denied
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.TP
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\fB\-F\fR OPT, \fB\-\-forbid\fR OPT
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Set lint forbidden
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.TP
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\fB\-Z\fR FLAG
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Set internal debugging options. Use "-Z help" to print available options.
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.TP
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\fB\-v\fR, \fB\-\-version\fR
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Print version info and exit
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.SH "EXAMPLES"
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To build an executable from a source file with a main function:
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$ rustc -o hello hello.rs
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To build a library from a source file:
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$ rustc --lib hello-lib.rs
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To build either with a crate (.rc) file:
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$ rustc hello.rc
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To build an executable with debug info (experimental):
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$ rustc -Z debug-info -o hello hello.rs
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.SH "SEE ALSO"
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rust, rustdoc, rustpkg, rusti
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.SH "BUGS"
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See <\fBhttps://github.com/mozilla/rust/issues\fR> for issues.
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.SH "AUTHOR"
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See \fBAUTHORS.txt\fR in the rust source distribution. Graydon Hoare
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<\fIgraydon@mozilla.com\fR> is the project leader.
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.SH "COPYRIGHT"
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This work is dual-licensed under Apache 2.0 and MIT terms. See \fBCOPYRIGHT\fR
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file in the rust source distribution.
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