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* bignum.c (rb_str_to_inum): get rid of too huge alloca().

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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@30673 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
kosaki 2011-01-27 12:58:44 +00:00
parent ac0178910e
commit 5a00a61681
2 changed files with 11 additions and 2 deletions
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4
ChangeLog
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@ -1,3 +1,7 @@
Thu Jan 27 21:58:32 2011 KOSAKI Motohiro <kosaki.motohiro@gmail.com>
* bignum.c (rb_str_to_inum): get rid of too huge alloca().
Thu Jan 27 21:43:29 2011 KOSAKI Motohiro <kosaki.motohiro@gmail.com> Thu Jan 27 21:43:29 2011 KOSAKI Motohiro <kosaki.motohiro@gmail.com>
* object.c (rb_str_to_dbl): rewrite again. use ALLOCV instead * object.c (rb_str_to_dbl): rewrite again. use ALLOCV instead

9
bignum.c
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@ -734,6 +734,8 @@ rb_str_to_inum(VALUE str, int base, int badcheck)
{ {
char *s; char *s;
long len; long len;
VALUE v = 0;
VALUE ret;
StringValue(str); StringValue(str);
if (badcheck) { if (badcheck) {
@ -745,14 +747,17 @@ rb_str_to_inum(VALUE str, int base, int badcheck)
if (s) { if (s) {
len = RSTRING_LEN(str); len = RSTRING_LEN(str);
if (s[len]) { /* no sentinel somehow */ if (s[len]) { /* no sentinel somehow */
char *p = ALLOCA_N(char, len+1); char *p = ALLOCV(v, len+1);
MEMCPY(p, s, char, len); MEMCPY(p, s, char, len);
p[len] = '\0'; p[len] = '\0';
s = p; s = p;
} }
} }
return rb_cstr_to_inum(s, base, badcheck); ret = rb_cstr_to_inum(s, base, badcheck);
if (v)
ALLOCV_END(v);
return ret;
} }
#if HAVE_LONG_LONG #if HAVE_LONG_LONG