Fix issue about illegal load of EXC_RETURN into PC on stm32 board (#98)

2019-08-14 16:14:44 +08:00
parent 2f10027447
commit 9ed6d6af0a
4 changed files with 11 additions and 1 deletions
--- a/samples/gui/wasm-runtime-wgl/src/platform/zephyr/iwasm_main.c
+++ b/samples/gui/wasm-runtime-wgl/src/platform/zephyr/iwasm_main.c
@ -69,6 +69,9 @@ static bool host_init()

 int host_send(void * ctx, const char *buf, int size)
 {
+    if (!uart_dev)
+        return 0;
+
    for (int i = 0; i < size; i++)
        uart_poll_out(uart_dev, buf[i]);