nim1
Nim language compiler
Overview
Nim Compiler Version 2.2.12 [Linux: amd64] Compiled at 2026-09-07 Copyright © 2006-2026 by Andreas Rumpf
-
nim command [options] [projectfile] [arguments]
Command:
- compile, c
-
compile project with default code generator (C)
- r
-
compile to $nimcache/projname, run with `arguments` using backend specified by `--backend` (default: c)
- doc
-
generate the documentation for inputfile for backend specified by `--backend` (default: c)
Arguments:
-
arguments are passed to the program being run (if
--runoption is selected)
Options
-p,--path:PATH-
add path to search paths
-d,--define:SYMBOL(:VAL)-
define a conditional symbol (Optionally: Define the value for that symbol, see: "compile time define pragmas")
-u,--undef:SYMBOL-
undefine a conditional symbol
-f,--forceBuild:on|off-
force rebuilding of all modules
--stackTrace:on|off-
turn stack tracing on|off
--lineTrace:on|off-
turn line tracing on|off
--threads:on|off-
turn support for multi-threading on|off
-x,--checks:on|off-
turn all runtime checks on|off
-a,--assertions:on|off-
turn assertions on|off
--opt:none|speed|size-
optimize not at all or for speed|size Note: use
-d:release for a release build!
--debugger:native-
use native debugger (gdb)
--app:console|gui|lib|staticlib-
generate a console app|GUI app|DLL|static library
-
-r, --run -
run the compiled program with given arguments
--eval:cmd-
evaluate nim code directly; e.g.: `nim
--eval:"echo 1"` defaults to `e` (nimscript) but customizable: `nim r--eval:'for a in stdin.lines: echo a'`
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--fullhelp -
show all command line switches
-
-h, --help -
show this help
-
-v, --version -
show detailed version information
Note, single letter options that take an argument require a colon. E.g. -p:PATH.
Releases
5 releases since Debian 9 (Stretch); the text changed 4 times.
--fullhelp since Debian 10 (Buster);
--version since Debian 11 (Bullseye);
-v since Debian 11 (Bullseye).
--advanced until Debian 9 (Stretch);
--forceBuild until Debian 10 (Buster);
-f until Debian 10 (Buster).