Merge pull request #381 from ReFil/gcc-15-fixes

fix: Fix build errors on GCC15

Author: hathach

Makefile

@@ -397,12 +397,6 @@ endif
 
 CFLAGS += -DDFU_APP_DATA_RESERVED=$(DFU_APP_DATA_RESERVED)
 
-# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105523
-# Fixes for gcc version 12, 13 and 14.
-ifneq (,$(filter 12.% 13.% 14.%,$(shell $(CC) -dumpversion 2>$(NULL_DEVICE))))
-	CFLAGS += --param=min-pagesize=0
-endif
-
 #------------------------------------------------------------------------------
 # Linker Flags
 #------------------------------------------------------------------------------

lib/sdk11/components/libraries/bootloader_dfu/bootloader_settings.c

@@ -40,15 +40,22 @@ void bootloader_util_settings_get(const bootloader_settings_t ** pp_bootloader_s
     *pp_bootloader_settings = p_bootloader_settings;
 }
 
-void bootloader_mbr_addrs_populate(void)
-{
-  if (*(const uint32_t *)MBR_BOOTLOADER_ADDR == 0xFFFFFFFF)
-  {
-    nrfx_nvmc_word_write(MBR_BOOTLOADER_ADDR, BOOTLOADER_REGION_START);
-  }
-
-  if (*(const uint32_t *)MBR_PARAM_PAGE_ADDR == 0xFFFFFFFF)
-  {
-    nrfx_nvmc_word_write(MBR_PARAM_PAGE_ADDR, BOOTLOADER_MBR_PARAMS_PAGE_ADDRESS);
-  }
-}
+void bootloader_mbr_addrs_populate(void)
+{
+#if defined(__GNUC__) && (__GNUC__ >= 12)
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Warray-bounds"
+#endif
+  if (*(const uint32_t *)MBR_BOOTLOADER_ADDR == 0xFFFFFFFF)
+  {
+    nrfx_nvmc_word_write(MBR_BOOTLOADER_ADDR, BOOTLOADER_REGION_START);
+  }
+
+  if (*(const uint32_t *)MBR_PARAM_PAGE_ADDR == 0xFFFFFFFF)
+  {
+    nrfx_nvmc_word_write(MBR_PARAM_PAGE_ADDR, BOOTLOADER_MBR_PARAMS_PAGE_ADDRESS);
+  }
+#if defined(__GNUC__) && (__GNUC__ >= 12)
+#pragma GCC diagnostic pop
+#endif
+}

src/usb/uf2/ghostfat.c

@@ -40,12 +40,19 @@
 //
 //--------------------------------------------------------------------+
 
+// Add nonstring attribute if supported to avoid errors in GCC 15
+#if defined(__has_attribute) && __has_attribute(nonstring)
+  #define ATTR_NONSTRING __attribute__((nonstring))
+#else
+  #define ATTR_NONSTRING
+#endif
+
 typedef struct {
     uint8_t JumpInstruction[3];
-    uint8_t OEMInfo[8];
-    uint16_t SectorSize;
-    uint8_t SectorsPerCluster;
-    uint16_t ReservedSectors;
+  uint8_t  OEMInfo[8] ATTR_NONSTRING;
+  uint16_t SectorSize;
+  uint8_t  SectorsPerCluster;
+  uint16_t ReservedSectors;
     uint8_t FATCopies;
     uint16_t RootDirectoryEntries;
     uint16_t TotalSectors16;
@@ -59,8 +66,8 @@ typedef struct {
     uint8_t Reserved;
     uint8_t ExtendedBootSig;
     uint32_t VolumeSerialNumber;
-    uint8_t VolumeLabel[11];
-    uint8_t FilesystemIdentifier[8];
+    uint8_t  VolumeLabel[11] ATTR_NONSTRING;
+    uint8_t  FilesystemIdentifier[8] ATTR_NONSTRING;
 } __attribute__((packed)) FAT_BootBlock;
 
 typedef struct {
@@ -81,8 +88,8 @@ typedef struct {
 STATIC_ASSERT(sizeof(DirEntry) == 32);
 
 struct TextFile {
-  char const name[11];
-  char const *content;
+  const char  name[11] ATTR_NONSTRING;
+  const char *content;
 };