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random.c: return value is not GCed

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* random.c (rand_init): since seed is the return value, no needs
  to be volatile to prevent from GC.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@54926 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2016-05-06 06:29:55 +00:00
parent 0c13d23d08
commit 80c9b6646e
1 changed files with 2 additions and 3 deletions
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5
random.c
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@ -380,14 +380,13 @@ random_alloc(VALUE klass)
} }
static VALUE static VALUE
rand_init(struct MT *mt, VALUE vseed) rand_init(struct MT *mt, VALUE seed)
{ {
volatile VALUE seed;
uint32_t buf0[SIZEOF_LONG / SIZEOF_INT32 * 4], *buf = buf0; uint32_t buf0[SIZEOF_LONG / SIZEOF_INT32 * 4], *buf = buf0;
size_t len; size_t len;
int sign; int sign;
seed = rb_to_int(vseed); seed = rb_to_int(seed);
len = rb_absint_numwords(seed, 32, NULL); len = rb_absint_numwords(seed, 32, NULL);
if (len > numberof(buf0)) if (len > numberof(buf0))