1--TEST-- 2gmp_pow() floating point exception 3--EXTENSIONS-- 4gmp 5--FILE-- 6<?php 7$g = gmp_init(256); 8 9try { 10 gmp_pow($g, PHP_INT_MAX); 11} catch (\ValueError $e) { 12 echo $e->getMessage() . PHP_EOL; 13} 14try { 15 gmp_pow(256, PHP_INT_MAX); 16} catch (\ValueError $e) { 17 echo $e->getMessage() . PHP_EOL; 18} 19 20try { 21 gmp_pow(gmp_add(gmp_mul(gmp_init(PHP_INT_MAX), gmp_init(PHP_INT_MAX)), 3), 256); 22} catch (\ValueError $e) { 23 echo $e->getMessage() . PHP_EOL; 24} 25try { 26 gmp_pow(gmp_init(PHP_INT_MAX), 256); 27} catch (\ValueError $e) { 28 echo $e->getMessage(); 29} 30?> 31--EXPECTF-- 32base and exponent overflow 33base and exponent overflow 34base and exponent overflow 35base and exponent overflow 36