{ "configure-args": "--enable-ctypes --enable-rust-simd", "optimize": true, "debug": true, "env": { "JS_GC_ZEAL": "GenerationalGC;CheckHeapBeforeMinorGC" }, "extra-args": { "jit-test": ["--args=--gc-param=semispaceNurseryEnabled=1"], "jstests": ["--jitflags=debug", "--args=--gc-param=semispaceNurseryEnabled=1"] } }