Fixed ticket 205 (False positive: char variable used in bit operation)

src/checkother.cpp

@@ -712,6 +712,9 @@ void CheckOther::CheckCharVariable()
                         break;
                 }
 
+                else if (tok2->str() == "return")
+                    continue;
+
                 std::string temp = "%var% [ " + tok->str() + " ]";
                 if ((tok2->str() != ".") && Token::Match(tok2->next(), temp.c_str()))
                 {

test/testcharvar.cpp

@@ -39,6 +39,7 @@ private:
         TEST_CASE(array_index);
         TEST_CASE(bitop1);
         TEST_CASE(bitop2);
+        TEST_CASE(return1);
     }
 
     void check(const char code[])
@@ -108,6 +109,16 @@ private:
               "}\n");
         ASSERT_EQUALS(std::string(""), errout.str());
     }
+
+    void return1()
+    {
+        check("void foo()\n"
+              "{\n"
+              "    char c;\n"
+              "    return &c;\n"
+              "}\n");
+        ASSERT_EQUALS(std::string(""), errout.str());
+    }
 };
 
 REGISTER_TEST(TestCharVar)