#include "init.h" #include "vstdlib.h" #include "vmem.h" int printf (const char *__format, ...); static void test(void) { uint8_t *p; printf("used %d\r\n", vmem_used()); p = v_malloc(2048); if (!p) { printf("malloc fail!\r\n"); return; } else { printf("malloc success!\r\n"); } printf("used %d\r\n", vmem_used()); v_free(p); printf("used %d\r\n", vmem_used()); } init_export_app(test);