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author | ko1 <ko1@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2007-11-21 06:06:10 +0000 |
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committer | ko1 <ko1@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2007-11-21 06:06:10 +0000 |
commit | 53b3bf961cd4f4de0388d56c7d8b5059eba1c3c0 (patch) | |
tree | 84cdedeb3b63a55b2da4398e0fcd2bc35e77f439 /array.c | |
parent | d154b1c346448b432245d19147502bbffb796cb5 (diff) | |
download | ruby-53b3bf961cd4f4de0388d56c7d8b5059eba1c3c0.tar.gz |
* array.c (rb_ary_permutation): add gc guard codes.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@13991 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'array.c')
-rw-r--r-- | array.c | 6 |
1 files changed, 4 insertions, 2 deletions
@@ -3047,15 +3047,17 @@ rb_ary_permutation(int argc, VALUE *argv, VALUE ary) } } else { /* this is the general case */ - volatile VALUE t0 = tmpbuf(n,sizeof(long)); + VALUE t0 = tmpbuf(n,sizeof(long)); long *p = (long*)RSTRING_PTR(t0); - volatile VALUE t1 = tmpbuf(n,sizeof(int)); + VALUE t1 = tmpbuf(n,sizeof(int)); int *used = (int*)RSTRING_PTR(t1); VALUE ary0 = ary_make_shared(ary); /* private defensive copy of ary */ for (i = 0; i < n; i++) used[i] = 0; /* initialize array */ permute0(n, r, p, 0, used, ary0); /* compute and yield permutations */ + RB_GC_GUARD(t0); + RB_GC_GUARD(t1); } return ary; } |