Bump default heap size.

src/common.h

@@ -3,7 +3,7 @@
 
 // Define this to stress test the GC. It will perform a collection before every
 // allocation.
-#define DEBUG_GC_STRESS
+//#define DEBUG_GC_STRESS
 
 // Define this to log memory operations.
 //#define TRACE_MEMORY

src/vm.c

@@ -30,7 +30,7 @@ VM* newVM()
   vm->totalAllocated = 0;
 
   // TODO(bob): Make this configurable.
-  vm->nextGC = 1024 * 1024;
+  vm->nextGC = 1024 * 1024 * 10;
 
   // Clear out the global variables. This ensures they are NULL before being
   // initialized in case we do a garbage collection before one gets initialized.