diff options
author | usa <usa@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2014-08-31 06:30:50 +0000 |
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committer | usa <usa@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2014-08-31 06:30:50 +0000 |
commit | 1abe5c8d41f66ddc2419b361200d06c8b0d7a31e (patch) | |
tree | 48f71541b7ababc710970bb7a452d253f00276b1 /array.c | |
parent | 79d578ebe7656d847fdc8e898ffa081e4754a8a4 (diff) |
merge revision(s) 46416: [Backport #9942]
* array.c (rb_ary_permutation): `p` is the array of size `r`, as
commented at permute0(). since `n >= r` here, buffer overflow
never happened, just reduce unnecessary allocation though.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_0_0@47331 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'array.c')
-rw-r--r-- | array.c | 2 |
1 files changed, 1 insertions, 1 deletions
@@ -4660,7 +4660,7 @@ rb_ary_permutation(int argc, VALUE *argv, VALUE ary) } } else { /* this is the general case */ - volatile VALUE t0 = tmpbuf(n,sizeof(long)); + volatile VALUE t0 = tmpbuf(r,sizeof(long)); long *p = (long*)RSTRING_PTR(t0); volatile VALUE t1 = tmpbuf(n,sizeof(char)); char *used = (char*)RSTRING_PTR(t1); |