pkarashchenko commented on a change in pull request #5760:
URL: https://github.com/apache/incubator-nuttx/pull/5760#discussion_r828407764
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File path: arch/xtensa/src/esp32s3/esp32s3_serial.c
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@@ -687,7 +675,7 @@ static bool esp32s3_txempty(struct uart_dev_s *dev)
static void esp32s3_send(struct uart_dev_s *dev, int ch)
{
- esp32s3_lowputc_send_byte(dev->priv, ch);
+ esp32s3_lowputc_send_byte(dev->priv, (char)ch);
Review comment:
So you are compiling this code with C++ compiler?
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