Tokenizer: cleanup simplification of '!= 0' to avoid FP in 'x[(y & 0x80) != 0]' (linux)

lib/tokenize.cpp

@@ -6142,10 +6142,6 @@ void Tokenizer::simplifyIfNotNull()
             }
         }
 
-        else if (tok->link() && Token::simpleMatch(tok, ") != 0")) {
-            deleteFrom = tok;
-        }
-
         if (deleteFrom) {
             Token::eraseTokens(deleteFrom, deleteFrom->tokAt(3));
             tok = deleteFrom;

test/testother.cpp

@@ -579,7 +579,7 @@ private:
         ASSERT_EQUALS("[test.cpp:1]: (error) Invalid memset() argument nr 3. A non-boolean value is required.\n", errout.str());
 
         invalidFunctionUsage("int f() { memset(a,b,sizeof(a)!=0); }");
-        TODO_ASSERT_EQUALS("error", "", errout.str());
+        ASSERT_EQUALS("[test.cpp:1]: (error) Invalid memset() argument nr 3. A non-boolean value is required.\n", errout.str());
 
         invalidFunctionUsage("int f() { strtol(a,b,sizeof(a)!=12); }");
         ASSERT_EQUALS("[test.cpp:1]: (error) Invalid strtol() argument nr 3. The value is 0 or 1 (comparison result) but the valid values are '0,2:36'.\n", errout.str());

test/testsimplifytokens.cpp

@@ -1668,7 +1668,7 @@ private:
         ASSERT_EQUALS("char * s ; do { s = new char [ 10 ] ; } while ( ! s ) ;",
                       tok("char *s; do { } while (0 == (s=new char[10]));"));
         // #4911
-        ASSERT_EQUALS("; do { current = f ( ) ; } while ( current ) ;", simplifyIfAndWhileAssign(";do { } while((current=f()) != NULL);"));
+        ASSERT_EQUALS("; do { current = f ( ) ; } while ( ( current ) != 0 ) ;", simplifyIfAndWhileAssign(";do { } while((current=f()) != NULL);"));
     }
 
     void ifnot() {