Build with pedantically standard C++ (#1309)

* Remove array designators (not standard C++)

* Build with pedantically standard C++

src/linkdefs.cpp

@@ -8,56 +8,56 @@ using namespace std::literals;
 // The default values are the most lax, as they are used as-is by RGBASM; only RGBLINK has the full info,
 // so RGBASM's job is only to catch unconditional errors earlier.
 struct SectionTypeInfo sectionTypeInfo[SECTTYPE_INVALID] = {
-	AT(SECTTYPE_WRAM0) {
+	{ // SECTTYPE_WRAM0
 		.name = "WRAM0"s,
 		.startAddr = 0xC000,
 		.size = 0x2000, // Patched to 0x1000 if !isWRA0Mode
 		.firstBank = 0,
 		.lastBank = 0,
 	},
-	AT(SECTTYPE_VRAM) {
+	{ // SECTTYPE_VRAM
 		.name = "VRAM"s,
 		.startAddr = 0x8000,
 		.size = 0x2000,
 		.firstBank = 0,
 		.lastBank = 1, // Patched to 0 if isDmgMode
 	},
-	AT(SECTTYPE_ROMX) {
+	{ // SECTTYPE_ROMX
 		.name = "ROMX"s,
 		.startAddr = 0x4000,
 		.size = 0x4000,
 		.firstBank = 1,
 		.lastBank = 65535,
 	},
-	AT(SECTTYPE_ROM0) {
+	{ // SECTTYPE_ROM0
 		.name = "ROM0"s,
 		.startAddr = 0x0000,
 		.size = 0x8000, // Patched to 0x4000 if !is32kMode
 		.firstBank = 0,
 		.lastBank = 0,
 	},
-	AT(SECTTYPE_HRAM) {
+	{ // SECTTYPE_HRAM
 		.name = "HRAM"s,
 		.startAddr = 0xFF80,
 		.size = 0x007F,
 		.firstBank = 0,
 		.lastBank = 0,
 	},
-	AT(SECTTYPE_WRAMX) {
+	{ // SECTTYPE_WRAMX
 		.name = "WRAMX"s,
 		.startAddr = 0xD000,
 		.size = 0x1000,
 		.firstBank = 1,
 		.lastBank = 7,
 	},
-	AT(SECTTYPE_SRAM) {
+	{ // SECTTYPE_SRAM
 		.name = "SRAM"s,
 		.startAddr = 0xA000,
 		.size = 0x2000,
 		.firstBank = 0,
 		.lastBank = 255,
 	},
-	AT(SECTTYPE_OAM) {
+	{ // SECTTYPE_OAM
 		.name = "OAM"s,
 		.startAddr = 0xFE00,
 		.size = 0x00A0,
@@ -67,7 +67,7 @@ struct SectionTypeInfo sectionTypeInfo[SECTTYPE_INVALID] = {
 };
 
 char const * const sectionModNames[] = {
-	AT(SECTION_NORMAL)   "regular",
-	AT(SECTION_UNION)    "union",
-	AT(SECTION_FRAGMENT) "fragment",
+	"regular",  // SECTION_NORMAL
+	"union",    // SECTION_UNION
+	"fragment", // SECTION_FRAGMENT
 };