missingReturn; ensure Function::returnsVoid returns true when there is unknown macro 'void STDCALL foo() {}'

lib/symboldatabase.cpp

@@ -2689,6 +2689,15 @@ bool Function::returnsVoid(const Function* function, bool unknown)
     // Check for unknown types, which could be a void type
     if (isUnknownType(function->retDef, defEnd))
         return unknown;
+    if (unknown) {
+        // void STDCALL foo()
+        const Token *def;
+        bool isVoid = false;
+        for (def = function->retDef; def && def->isName(); def = def->next())
+            isVoid |= (def->str() == "void");
+        if (isVoid && def && !Token::Match(def, "*|&|&&"))
+            return true;
+    }
     return false;
 }
 

test/testfunctions.cpp

@@ -1379,6 +1379,9 @@ private:
         check("auto foo4() -> void {}");
         ASSERT_EQUALS("", errout.str());
 
+        check("void STDCALL foo() {}");
+        ASSERT_EQUALS("", errout.str());
+
         check("int f() {\n"
               "back:\n"
               "    return 0;\n"