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fix(build): fix -Wanalyzer-undefined-behavior-ptrdiff warnings

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This commit is contained in:
Alexey Lapshin
2025-05-01 10:31:26 +07:00
parent 2f9a46a665
commit 86ca6ef829
6 changed files with 18 additions and 17 deletions
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2
components/bootloader_support/src/bootloader_init.c
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@@ -29,7 +29,7 @@ esp_image_header_t WORD_ALIGNED_ATTR bootloader_image_hdr;
void bootloader_clear_bss_section(void)
{
memset(&_bss_start, 0, (&_bss_end - &_bss_start) * sizeof(_bss_start));
memset(&_bss_start, 0, (uintptr_t)&_bss_end - (uintptr_t)&_bss_start);
}
esp_err_t bootloader_read_bootloader_header(void)

6
components/esp_hw_support/lowpower/port/esp32s3/sleep_cpu.c
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@@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: 2023-2024 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2023-2025 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
@@ -119,11 +119,11 @@ static esp_err_t esp_sleep_tagmem_pd_low_init(void)
if (s_tag_mem->link_addr == NULL) {
extern char _stext[], _etext[];
uint32_t code_start = (uint32_t)_stext;
uint32_t code_size = (uint32_t)(_etext - _stext);
uint32_t code_size = (uint32_t)((uintptr_t)_etext - (uintptr_t)_stext);
#if !(CONFIG_SPIRAM && CONFIG_SOC_PM_SUPPORT_TAGMEM_PD)
extern char _rodata_start[], _rodata_reserved_end[];
uint32_t data_start = (uint32_t)_rodata_start;
uint32_t data_size = (uint32_t)(_rodata_reserved_end - _rodata_start);
uint32_t data_size = (uint32_t)((uintptr_t)_rodata_reserved_end - (uintptr_t)_rodata_start);
#else
uint32_t data_start = SOC_DROM_LOW;
uint32_t data_size = SOC_EXTRAM_DATA_SIZE;

6
components/esp_rom/esp32s2/usb_patches.c
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@@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: 2020-2022 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2020-2025 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
@@ -73,11 +73,11 @@ void rom_usb_cdc_set_descriptor_patch(void)
void usb_dev_deinit(void)
{
extern char rom_usb_dev, rom_usb_dev_end;
memset((void *) &rom_usb_dev, 0, &rom_usb_dev_end - &rom_usb_dev);
memset((void *) &rom_usb_dev, 0, (uintptr_t)&rom_usb_dev_end - (uintptr_t)&rom_usb_dev);
}
void usb_dw_ctrl_deinit(void)
{
extern char rom_usb_dw_ctrl, rom_usb_dw_ctrl_end;
memset((void *) &rom_usb_dw_ctrl, 0, &rom_usb_dw_ctrl_end - &rom_usb_dw_ctrl);
memset((void *) &rom_usb_dw_ctrl, 0, (uintptr_t)&rom_usb_dw_ctrl_end - (uintptr_t)&rom_usb_dw_ctrl);
}

12
components/esp_system/port/cpu_start.c
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@@ -417,26 +417,26 @@ FORCE_INLINE_ATTR IRAM_ATTR void get_reset_reason(soc_reset_reason_t *rst_reas)
FORCE_INLINE_ATTR IRAM_ATTR void init_bss(const soc_reset_reason_t *rst_reas)
{
#if SOC_MEM_NON_CONTIGUOUS_SRAM
memset(&_bss_start_low, 0, (&_bss_end_low - &_bss_start_low) * sizeof(_bss_start_low));
memset(&_bss_start_high, 0, (&_bss_end_high - &_bss_start_high) * sizeof(_bss_start_high));
memset(&_bss_start_low, 0, (uintptr_t)&_bss_end_low - (uintptr_t)&_bss_start_low);
memset(&_bss_start_high, 0, (uintptr_t)&_bss_end_high - (uintptr_t)&_bss_start_high);
#else
memset(&_bss_start, 0, (&_bss_end - &_bss_start) * sizeof(_bss_start));
memset(&_bss_start, 0, (uintptr_t)&_bss_end - (uintptr_t)&_bss_start);
#endif // SOC_MEM_NON_CONTIGUOUS_SRAM
#if CONFIG_BT_LE_RELEASE_IRAM_SUPPORTED
// Clear Bluetooth bss
memset(&_bss_bt_start, 0, (&_bss_bt_end - &_bss_bt_start) * sizeof(_bss_bt_start));
memset(&_bss_bt_start, 0, (uintptr_t)&_bss_bt_end - (uintptr_t)&_bss_bt_start);
#endif // CONFIG_BT_LE_RELEASE_IRAM_SUPPORTED
#if defined(CONFIG_IDF_TARGET_ESP32) && defined(CONFIG_ESP32_IRAM_AS_8BIT_ACCESSIBLE_MEMORY)
// Clear IRAM BSS
memset(&_iram_bss_start, 0, (&_iram_bss_end - &_iram_bss_start) * sizeof(_iram_bss_start));
memset(&_iram_bss_start, 0, (uintptr_t)&_iram_bss_end - (uintptr_t)&_iram_bss_start);
#endif
#if SOC_RTC_FAST_MEM_SUPPORTED || SOC_RTC_SLOW_MEM_SUPPORTED
/* Unless waking from deep sleep (implying RTC memory is intact), clear RTC bss */
if (rst_reas[0] != RESET_REASON_CORE_DEEP_SLEEP) {
memset(&_rtc_bss_start, 0, (&_rtc_bss_end - &_rtc_bss_start) * sizeof(_rtc_bss_start));
memset(&_rtc_bss_start, 0, (uintptr_t)&_rtc_bss_end - (uintptr_t)&_rtc_bss_start);
}
#endif
}

7
components/heap/port/memory_layout_utils.c
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@@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: 2018-2024 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2018-2025 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
@@ -25,8 +25,9 @@ extern soc_reserved_region_t soc_reserved_memory_region_end;
static size_t s_get_num_reserved_regions(void)
{
size_t result = ( &soc_reserved_memory_region_end
- &soc_reserved_memory_region_start );
size_t result = (uintptr_t)&soc_reserved_memory_region_end - (uintptr_t)&soc_reserved_memory_region_start;
result /= sizeof(soc_reserved_region_t);
#if ESP_ROM_HAS_LAYOUT_TABLE
return result + 1; // ROM table means one entry needs to be added at runtime
#else

2
components/mbedtls/esp_crt_bundle/esp_crt_bundle.c
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@@ -335,7 +335,7 @@ esp_err_t esp_crt_bundle_attach(void *conf)
esp_err_t ret = ESP_OK;
// If no bundle has been set by the user then use the bundle embedded in the binary
if (s_crt_bundle == NULL) {
ret = esp_crt_bundle_init(x509_crt_imported_bundle_bin_start, x509_crt_imported_bundle_bin_end - x509_crt_imported_bundle_bin_start);
ret = esp_crt_bundle_init(x509_crt_imported_bundle_bin_start, (uintptr_t)x509_crt_imported_bundle_bin_end - (uintptr_t)x509_crt_imported_bundle_bin_start);
}
if (unlikely(ret != ESP_OK)) {