set(&mut config.rust_dist_src, rust.dist_src);
set(&mut config.quiet_tests, rust.quiet_tests);
set(&mut config.test_miri, rust.test_miri);
- set(&mut config.incremental, rust.incremental);
+ // in the case "false" is set explicitly, do not overwrite the command line args
+ if let Some(true) = rust.incremental {
+ config.incremental = true;
+ }
set(&mut config.wasm_syscall, rust.wasm_syscall);
set(&mut config.lld_enabled, rust.lld);
config.rustc_parallel_queries = rust.experimental_parallel_queries.unwrap_or(false);