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Fixed bug #46587 (mt_rand() does not check that max is greater than min).

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Ilia Alshanetsky
2010-11-23 13:09:15 +00:00
parent f93b470fd4
commit 09b69ee8ad
1 changed files with 5 additions and 0 deletions
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5
ext/standard/rand.c
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@@ -322,6 +322,11 @@ PHP_FUNCTION(mt_rand)
php_mt_srand(GENERATE_SEED() TSRMLS_CC);
}
if (max < min) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "max(%d) is smaller than min(%d)", max, min);
RETURN_FALSE;
}
/*
* Melo: hmms.. randomMT() returns 32 random bits...
* Yet, the previous php_rand only returns 31 at most.