For reference: try draftCompile and maybe only compile certain models with only certain permutation.
$ java -cp gwt-dev.jar com.google.gwt.dev.Compiler Missing required argument 'module[s]' Google Web Toolkit 2.4.0 Compiler [-logLevel level] [-workDir dir] [-gen dir] [-style style] [-ea] [-XdisableClassMetadata] [-XdisableCastChecking] [-validateOnly] [-draftCompile] [-optimize level] [-compileReport] [-strict] [-localWorkers count] [-war dir] [-deploy dir] [-extra dir] module[s] where -logLevel The level of logging detail: ERROR, WARN, INFO, TRACE, DEBUG, SPAM, or ALL -workDir The compiler's working directory for internal use (must be writeable; defaults to a system temp dir) -gen Debugging: causes normally-transient generated types to be saved in the specified directory -style Script output style: OBF[USCATED], PRETTY, or DETAILED (defaults to OBF) -ea Debugging: causes the compiled output to check assert statements -XdisableClassMetadata EXPERIMENTAL: Disables some java.lang.Class methods (e.g. getName()) -XdisableCastChecking EXPERIMENTAL: Disables run-time checking of cast operations -validateOnly Validate all source code, but do not compile -draftCompile Enable faster, but less-optimized, compilations -optimize Sets the optimization level used by the compiler. 0=none 9=maximum. -compileReport Create a compile report that tells the Story of Your Compile -strict Only succeed if no input files have errors -localWorkers The number of local workers to use when compiling permutations -war The directory into which deployable output files will be written (defaults to 'war') -deploy The directory into which deployable but not servable output files will be written (defaults to 'WEB-INF/deploy' under the -war directory/jar, and may be the same as the -extra directory/jar) -extra The directory into which extra files, not intended for deployment, will be written and module[s] Specifies the name(s) of the module(s) to compile -- You received this message because you are subscribed to the Google Groups "Google Web Toolkit" group. To view this discussion on the web visit https://groups.google.com/d/msg/google-web-toolkit/-/dJBLboYZqX8J. To post to this group, send email to google-web-toolkit@googlegroups.com. To unsubscribe from this group, send email to google-web-toolkit+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/google-web-toolkit?hl=en.