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+--TEST--
+Bug #47662 (support more than 127 named subpatterns)
+--FILE--
+<?php
+
+$regex = '@';
+for($bar=0; $bar<1027; $bar++) {
+ $regex .= '((?P<x'.$bar.'>))';
+}
+$regex .= 'fo+bar@';
+
+var_dump(preg_match($regex, 'foobar'));
+echo "Done!\n";
+
+?>
+--EXPECT--
+int(1)
+Done!