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esp_rom: esp32s2: suppress -Waddress-of-packed-member warning

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This commit is contained in:
Anton Maklakov
2022-01-20 09:30:00 +07:00
parent 1f5bb083b9
commit 84879a8e9c
1 changed files with 5 additions and 0 deletions
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5
components/esp_rom/esp32s2/usb_descriptors.c
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@@ -49,6 +49,10 @@ void rom_usb_cdc_set_descriptor_patch(void)
uint8_t mac_bytes[6]; uint8_t mac_bytes[6];
efuse_hal_get_mac(mac_bytes); efuse_hal_get_mac(mac_bytes);
/* Convert to UTF16 string */ /* Convert to UTF16 string */
#pragma GCC diagnostic push
#if __GNUC__ >= 9
#pragma GCC diagnostic ignored "-Waddress-of-packed-member"
#endif
uint16_t* dst = s_str_serial_descr.bString; uint16_t* dst = s_str_serial_descr.bString;
for (int i = 0; i < 6; ++i) { for (int i = 0; i < 6; ++i) {
uint8_t b = mac_bytes[5 - i]; /* printing from the MSB */ uint8_t b = mac_bytes[5 - i]; /* printing from the MSB */
@@ -56,6 +60,7 @@ void rom_usb_cdc_set_descriptor_patch(void)
*dst++ = nibble_to_hex_u16(b & 0xf); *dst++ = nibble_to_hex_u16(b & 0xf);
dst++; dst++;
} }
#pragma GCC diagnostic pop
/* Override the pointer to descriptors structure */ /* Override the pointer to descriptors structure */
rom_usb_curr_desc = &s_acm_usb_descriptors_override; rom_usb_curr_desc = &s_acm_usb_descriptors_override;