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1.1 ! misho 1: --TEST-- ! 2: Bug #39445 (Calling debug_backtrace() in the __toString() function produces a crash) ! 3: --FILE-- ! 4: <?php ! 5: class test { ! 6: public function __toString() { ! 7: debug_backtrace(); ! 8: return 'lowercase'; ! 9: } ! 10: } ! 11: ! 12: $test = new test(); ! 13: echo strtoupper($test); ! 14: ?> ! 15: --EXPECT-- ! 16: LOWERCASE