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| -rw-r--r-- | README.md | 13 |
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@@ -389,6 +389,19 @@ Jazzer options are passed via double dash command-line flags, i.e., as `--option A full list of command-line flags can be printed with the `--help` flag. For the available libFuzzer options please refer to [its documentation](https://llvm.org/docs/LibFuzzer.html) for a detailed description. +### Passing JVM arguments + +Arguments for the JVM started by Jazzer can be supplied via the `--jvm_args` argument. +Multiple arguments are delimited by the classpath separator, which is `;` on Windows and `:` else. +For example, to enable preview features as well as set a maximum heap size, add the following to the Jazzer invocation: + +```bash +# Windows +--jvm_args=--enable-preview;-Xmx1000m +# Linux & macOS +--jvm_args=--enable-preview:-Xmx1000m +``` + ### Coverage Instrumentation The Jazzer agent inserts coverage markers into the JVM bytecode during class loading. libFuzzer uses this information |