Remove dead code

Author: Crell

Zend/tests/pipe_operator/ast.phpt

@@ -2,33 +2,6 @@
 A pipe operator displays as a pipe operator when outputting syntax, with correct parens.
 --FILE--
 <?php
-/*
-function _test(int $a): int {
-    return $a + 1;
-}
-
-function abool(int $x): bool {
-    return false;
-}
-
-try {
-    assert((5 |> '_test') == 99);
-} catch (AssertionError $e) {
-    echo $e->getMessage(), PHP_EOL;
-}
-
-try {
-    assert((5 |> _test(...)) == 99);
-} catch (AssertionError $e) {
-    echo $e->getMessage(), PHP_EOL;
-}
-
-try {
-    assert(5 |> abool(...));
-} catch (AssertionError $e) {
-    echo $e->getMessage(), PHP_EOL;
-}
-*/
 
 print "Concat, which binds higher\n";