diff --git a/lib/checkother.h b/lib/checkother.h
index 251a8d09c..1ffca78a5 100644
--- a/lib/checkother.h
+++ b/lib/checkother.h
@@ -75,6 +75,7 @@ public:
         checkOther.checkVariableScope();
         checkOther.clarifyCondition();   // not simplified because ifAssign
         checkOther.checkComparisonOfBoolExpressionWithInt();
+        checkOther.checkComparisonOfBoolWithInt();
         checkOther.checkSignOfUnsignedVariable();  // don't ignore casts (#3574)
         checkOther.checkIncompleteArrayFill();
         checkOther.checkSuspiciousStringCompare();
@@ -103,7 +104,6 @@ public:
         checkOther.checkMemsetZeroBytes();
         checkOther.checkIncorrectStringCompare();
         checkOther.checkIncrementBoolean();
-        checkOther.checkComparisonOfBoolWithInt();
         checkOther.checkSwitchCaseFallThrough();
         checkOther.checkAlwaysTrueOrFalseStringCompare();
         checkOther.checkModuloAlwaysTrueFalse();
diff --git a/test/testother.cpp b/test/testother.cpp
index d86707703..9a964c6c1 100644
--- a/test/testother.cpp
+++ b/test/testother.cpp
@@ -144,6 +144,7 @@ private:
         TEST_CASE(comparisonOfBoolWithInt3);
         TEST_CASE(comparisonOfBoolWithInt4);
         TEST_CASE(comparisonOfBoolWithInt5);
+        TEST_CASE(comparisonOfBoolWithInt6); // #4224 - integer is casted to bool
 
         TEST_CASE(checkComparisonOfFuncReturningBool1);
         TEST_CASE(checkComparisonOfFuncReturningBool2);
@@ -3604,8 +3605,7 @@ private:
               "        a++;\n"
               "}\n"
              );
-        ASSERT_EQUALS("[test.cpp:2]: (warning) Comparison of a boolean expression with an integer other than 0 or 1.\n"
-                      "[test.cpp:2]: (warning) Comparison of a boolean with an integer.\n", errout.str()); // The second message appears because the code is simplified to "true == 6". Its neither wrong nor necessary.
+        ASSERT_EQUALS("[test.cpp:2]: (warning) Comparison of a boolean expression with an integer other than 0 or 1.\n", errout.str());
 
         check("void f(int x) {\n"
               "    if ((x || 0x0f)==0)\n"
@@ -4730,6 +4730,13 @@ private:
         ASSERT_EQUALS("", errout.str());
     }
 
+    void comparisonOfBoolWithInt6() { // #4224 - integer is casted to bool
+        check("void SetVisible(bool b, int i) {\n"
+              "    if (b == (bool)i) { }\n"
+              "}");
+        ASSERT_EQUALS("", errout.str());
+    }
+
     void duplicateIf() {
         check("void f(int a, int &b) {\n"
               "    if (a) { b = 1; }\n"