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auto merge of #13550 : brson/rust/man, r=alexcrichton 

--no-analysis, --dep-info, -C relocation-model, remove --gen-crate-map
This commit is contained in:
bors 2014-04-16 21:56:22 -07:00
parent 1dec47711d 111178d028
commit 787f4151e3
2 changed files with 22 additions and 8 deletions
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23
man/rustc.1
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@ -1,6 +1,6 @@
.TH RUSTC "1" "March 2014" "rustc 0.11-pre" "User Commands"
.SH NAME
rustc \- rust compiler
rustc \- The Rust compiler
.SH SYNOPSIS
.B rustc
[\fIOPTIONS\fR] \fIINPUT\fR
@ -33,9 +33,17 @@ List the symbols defined by a library crate
\fB\-\-no\-trans\fR
Run all passes except translation; no output
.TP
\fB\-g\fR, \fB\-\-debuginfo\fR
\fB\-\-no\-analysis\fR
Parse and expand the source, but run no analysis and produce no output
.TP
\fB\-g\fR
Emit DWARF debug information into object files generated.
.TP
\fB\-\-debuginfo\fR LEVEL
Emit DWARF debug info to the objects created: 0 = no debug info, 1 =
line-tables only (for stacktraces and breakpoints), 2 = full debug
info with variable and type information (same as -g).
.TP
\fB\-O\fR
Equivalent to \fI\-\-opt\-level=2\fR
.TP
@ -58,6 +66,10 @@ Pretty-print the input instead of compiling; valid types are: normal
expanded, with type annotations), or identified (fully parenthesized,
AST nodes and blocks with IDs)
.TP
\fB\-\-dep-info\fR [FILENAME]
Output dependency info to <filename> after compiling, in o format suitable
for use by Makefiles.
.TP
\fB\-\-sysroot\fR PATH
Override the system root
.TP
@ -151,15 +163,14 @@ level.
Generates software floating point library calls instead of hardware
instructions.
.TP
\fBgen-crate-map\fR
Forces generate of a toplevel crate map. May be required for logging to work
when rust is embedded into another application.
.TP
\fBprefer-dynamic\fR
Prefers dynamic linking to static linking.
.TP
\fBno-integrated-as\fR
Force usage of an external assembler rather than LLVM's integrated one.
.TP
\fBrelocation-model\fR=[pic,static,dynamic-no-pic]
The relocation model to use. (default: pic)
.SH "EXAMPLES"
To build an executable from a source file with a main function:

7
src/librustc/driver/driver.rs
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@ -1103,7 +1103,8 @@ pub fn optgroups() -> Vec<getopts::OptGroup> {
1 = line-tables only (for stacktraces and breakpoints),
2 = full debug info with variable and type information (same as -g)", "LEVEL"),
optflag("", "no-trans", "Run all passes except translation; no output"),
optflag("", "no-analysis", "Parse and expand the output, but run no analysis or produce output"),
optflag("", "no-analysis",
"Parse and expand the source, but run no analysis and produce no output"),
optflag("O", "", "Equivalent to --opt-level=2"),
optopt("o", "", "Write output to <filename>", "FILENAME"),
optopt("", "opt-level", "Optimize with possible levels 0-3", "LEVEL"),
@ -1116,7 +1117,9 @@ pub fn optgroups() -> Vec<getopts::OptGroup> {
typed (crates expanded, with type annotations),
or identified (fully parenthesized,
AST nodes and blocks with IDs)", "TYPE"),
optflagopt("", "dep-info", "Output dependency info to <filename> after compiling", "FILENAME"),
optflagopt("", "dep-info",
"Output dependency info to <filename> after compiling, \
in a format suitable for use by Makefiles", "FILENAME"),
optopt("", "sysroot", "Override the system root", "PATH"),
optflag("", "test", "Build a test harness"),
optopt("", "target", "Target triple cpu-manufacturer-kernel[-os]