🚀 add `[[noreturn]]`

.gitignore

@@ -39,7 +39,10 @@
 .vs
 x64
 
-# misc
+# nasal executable
 nasal
+nasal.exe
+
+# misc
 .vscode
 dump

main.cpp

@@ -62,6 +62,7 @@ void logo()
     <<"input <nasal -h> to get help .\n";
 }
 
+[[noreturn]]
 void err()
 {
     std::cerr

nasal_vm.h

@@ -42,7 +42,7 @@ protected:
     void lstate();
     void ustate();
     void detail();
-    void die(const string&);
+    [[noreturn]] void die(const string&);
     /* vm calculation functions*/
     bool condition(nas_ref);
     /* vm operands */
@@ -307,6 +307,8 @@ void nasal_vm::detail()
     lstate();
     ustate();
 }
+
+[[noreturn]]
 void nasal_vm::die(const string& str)
 {
     std::cout<<"[vm] "<<str<<"\n";