Usage: kotlinc-jvm where advanced options include: -Xno-call-assertions Don't generate not-null assertion after each invocation of method returning not-null -Xno-param-assertions Don't generate not-null assertions on parameters of methods accessible from Java -Xno-optimize Disable optimizations -Xreport-perf Report detailed performance statistics -Xmultifile-parts-inherit Compile multifile classes as a hierarchy of parts and facade -Xskip-runtime-version-check Allow Kotlin runtime libraries of incompatible versions in the classpath -Xuse-old-class-files-reading Use old class files reading implementation (may slow down the build and should be used in case of problems with the new implementation) -Xdump-declarations-to= Path to JSON file to dump Java to Kotlin declaration mappings -Xsingle-module Combine modules for source files and binary dependencies into a single module -Xadd-compiler-builtins Add definitions of built-in declarations to the compilation classpath (useful with -no-stdlib) -Xload-builtins-from-dependencies Load definitions of built-in declarations from module dependencies, instead of from the compiler -Xscript-resolver-environment= Script resolver environment in key-value pairs (the value could be quoted and escaped) -Xno-inline Disable method inlining -Xrepeat= Repeat compilation (for performance analysis) -Xskip-metadata-version-check Load classes with bad metadata version anyway (incl. pre-release classes) -Xallow-kotlin-package Allow compiling code in package 'kotlin' -Xplugin= Load plugins from the given classpath -Xmulti-platform Enable experimental language support for multi-platform projects -Xno-check-impl Do not check presence of 'impl' modifier in multi-platform projects -Xintellij-plugin-root= Path to the kotlin-compiler.jar or directory where IntelliJ configuration files can be found -Xcoroutines={enable|warn|error} Enable coroutines or report warnings or errors on declarations and use sites of 'suspend' modifier Advanced options are non-standard and may be changed or removed without any notice. OK