php-src/ext/opcache/tests/bug77058.phpt

--TEST--
Bug #77058: Type inference in opcache causes side effects
--SKIPIF--
<?php require_once('skipif.inc'); ?>
--FILE--
<?php 

function myfunc(){
  $Nr = 0;
  while(1){
    $x--;
    $x++;
    if( ++ $Nr >= 2 ) break;
  }
  echo "'$Nr' is expected to be 2", PHP_EOL;
}
myfunc();

?>
--EXPECTF--
Notice: Undefined variable: x in %s on line %d
'2' is expected to be 2
Fixed bug #77058 Account for the fact that undef must be interpreted as null for the purposes of INC/DEC inference. 2018-10-25 14:25:54 +00:00			`--TEST--`
			`Bug #77058: Type inference in opcache causes side effects`
Add missing SKIPIFs All these tests are meant to run with OPcache available, and some will even fail inevitably without it, so we add OPcache as SKIPIF requirement. 2019-07-01 13:01:24 +00:00			`--SKIPIF--`
			`<?php require_once('skipif.inc'); ?>`
Fixed bug #77058 Account for the fact that undef must be interpreted as null for the purposes of INC/DEC inference. 2018-10-25 14:25:54 +00:00			`--FILE--`
			`<?php`

			`function myfunc(){`
			`$Nr = 0;`
			`while(1){`
			`$x--;`
			`$x++;`
			`if( ++ $Nr >= 2 ) break;`
			`}`
			`echo "'$Nr' is expected to be 2", PHP_EOL;`
			`}`
			`myfunc();`

			`?>`
			`--EXPECTF--`
			`Notice: Undefined variable: x in %s on line %d`
			`'2' is expected to be 2`