Build everything as C++ (#1176)

include/asm/fstack.hpp

@@ -9,9 +9,9 @@
 #include <stdint.h>
 #include <stdio.h>
 
-#include "asm/lexer.h"
+#include "asm/lexer.hpp"
 
-#include "linkdefs.h"
+#include "linkdefs.hpp"
 
 struct FileStackNode {
 	struct FileStackNode *parent; // Pointer to parent node, for error reporting

include/asm/macro.hpp

@@ -7,9 +7,9 @@
 #include <stdbool.h>
 #include <stdlib.h>
 
-#include "asm/warning.h"
+#include "asm/warning.hpp"
 
-#include "helpers.h"
+#include "helpers.hpp"
 
 struct MacroArgs;
 

include/asm/main.hpp

@@ -7,7 +7,7 @@
 #include <stdint.h>
 #include <stdio.h>
 
-#include "helpers.h"
+#include "helpers.hpp"
 
 extern bool haltNop;
 extern bool warnOnHaltNop;

include/asm/output.hpp

@@ -5,7 +5,7 @@
 
 #include <stdint.h>
 
-#include "linkdefs.h"
+#include "linkdefs.hpp"
 
 struct Expression;
 struct FileStackNode;

include/asm/rpn.hpp

@@ -6,7 +6,7 @@
 #include <stdint.h>
 #include <stdbool.h>
 
-#include "linkdefs.h"
+#include "linkdefs.hpp"
 
 #define MAXRPNLEN 1048576
 

include/asm/section.hpp

@@ -6,8 +6,8 @@
 #include <stdint.h>
 #include <stdbool.h>
 
-#include "linkdefs.h"
-#include "platform.h" // NONNULL
+#include "linkdefs.hpp"
+#include "platform.hpp" // NONNULL
 
 extern uint8_t fillByte;
 

include/asm/symbol.hpp

@@ -8,9 +8,9 @@
 #include <string.h>
 #include <time.h>
 
-#include "asm/section.h"
+#include "asm/section.hpp"
 
-#include "platform.h" // MIN_NB_ELMS
+#include "platform.hpp" // MIN_NB_ELMS
 
 #define MAXSYMLEN	255
 

include/asm/warning.hpp

@@ -3,7 +3,7 @@
 #ifndef WARNING_H
 #define WARNING_H
 
-#include "helpers.h"
+#include "helpers.hpp"
 
 extern unsigned int nbErrors;
 
@@ -77,7 +77,7 @@ void warning(enum WarningID id, char const *fmt, ...) format_(printf, 2, 3);
  * It is also used when the assembler goes into an invalid state (for example,
  * when it fails to allocate memory).
  */
-_Noreturn void fatalerror(char const *fmt, ...) format_(printf, 1, 2);
+[[noreturn]] void fatalerror(char const *fmt, ...) format_(printf, 1, 2);
 
 /*
  * Used for errors that make it impossible to assemble correctly, but don't