源码/核心板/Src/platform/syscalls.c
@@ -36,11 +36,11 @@ prev_heap_end = heap_end; stack = (char*) port_GET_stack_pointer(); stack = (char *) port_GET_stack_pointer(); if (heap_end + incr > stack) { return (caddr_t) -1; return (caddr_t) - 1; } heap_end += incr;