diff --git a/unix/main.c b/unix/main.c index 228c4746a57dc1839a7c9bae6c82663ac9f3f2b4..c3bd24cd9814ca0780986dd4c50932d4695aee5d 100644 --- a/unix/main.c +++ b/unix/main.c @@ -30,7 +30,8 @@ #if MICROPY_ENABLE_GC // Heap size of GC heap (if enabled) -long heap_size = 128*1024; +// Make it larger on a 64 bit machine, because pointers are larger. +long heap_size = 128*1024 * (sizeof(machine_uint_t) / 4); #endif // Stack top at the start of program