Replace the keyword C99 _Bool the bool keyword in the process of tokenization

See f29b7f9f08

lib/checkother.cpp

@@ -237,7 +237,7 @@ void CheckOther::checkBitwiseOnBoolean()
             {
                 const Variable *var = _tokenizer->getSymbolDatabase()->getVariableFromVarId(tok->next()->varId());
                 if (var && (var->typeStartToken() == var->typeEndToken()) &&
-                    Token::Match(var->typeStartToken(), "bool|_Bool"))
+                    var->typeStartToken()->str() == "bool")
                 {
                     bitwiseOnBooleanError(tok->next(), tok->next()->str(), tok->strAt(2) == "&" ? "&&" : "||");
                 }

lib/tokenize.cpp

@@ -145,6 +145,10 @@ void Tokenizer::addtoken(const char str[], const unsigned int lineno, const unsi
     {
         str2 << std::strtoul(str + 2, NULL, 16);
     }
+    else if (strncmp(str, "_Bool", 5) == 0)
+    {
+        str2 << "bool";
+    }
     else
     {
         str2 << str;

test/testother.cpp

@@ -2905,6 +2905,10 @@ private:
               "bValue++;\n");
         ASSERT_EQUALS("[test.cpp:2]: (style) The use of a variable of type bool with the ++ postfix operator is always true and deprecated by the C++ Standard.\n", errout.str());
 
+        check("_Bool bValue = true;\n"
+              "bValue++;\n");
+        ASSERT_EQUALS("[test.cpp:2]: (style) The use of a variable of type bool with the ++ postfix operator is always true and deprecated by the C++ Standard.\n", errout.str());
+
         check("void f(bool test){\n"
               "    test++;\n"
               "}");

test/testtokenize.cpp

@@ -53,6 +53,7 @@ private:
         TEST_CASE(tokenize17);  // #2759
         TEST_CASE(tokenize18);  // tokenize "(X&&Y)" into "( X && Y )" instead of "( X & & Y )"
         TEST_CASE(tokenize19);  // #3006 (segmentation fault)
+        TEST_CASE(tokenize20);  // replace C99 _Bool => bool
 
         // don't freak out when the syntax is wrong
         TEST_CASE(wrong_syntax);
@@ -578,6 +579,11 @@ private:
         tokenizeAndStringify("x < () <");
     }
 
+    void tokenize20() // replace C99 _Bool => bool
+    {
+        ASSERT_EQUALS("bool a ; a = true ;", tokenizeAndStringify("_Bool a = true;"));
+    }
+
     void wrong_syntax()
     {
         {