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authorakr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2008-05-12 04:44:13 +0000
committerakr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2008-05-12 04:44:13 +0000
commit2d605b13ee49d88ba3ae3ab3835cbb3554fbddef (patch)
treeb3103ab5066912260df2c30136a89849439feaf9 /include/ruby/ruby.h
parentf7cd6742f1b1fc94eab64b1d04e99f1de4a7a5ab (diff)
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* bignum.c (bigzero_p): check from MSB to LSB. [ruby-dev:34649]
git-svn-id: http://svn.ruby-lang.org/repos/ruby/trunk@16384 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'include/ruby/ruby.h')
-rw-r--r--include/ruby/ruby.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/ruby/ruby.h b/include/ruby/ruby.h
index c3696ff86..5707571cf 100644
--- a/include/ruby/ruby.h
+++ b/include/ruby/ruby.h
@@ -632,6 +632,7 @@ struct RBignum {
(long)((RBASIC(b)->flags >> RBIGNUM_EMBED_LEN_SHIFT) & \
(RBIGNUM_EMBED_LEN_MASK >> RBIGNUM_EMBED_LEN_SHIFT)) : \
RBIGNUM(b)->as.heap.len)
+/* LSB:RBIGNUM_DIGITS(b)[0], MSB:RBIGNUM_DIGITS(b)[RBIGNUM_LEN(b)-1] */
#define RBIGNUM_DIGITS(b) \
((RBASIC(b)->flags & RBIGNUM_EMBED_FLAG) ? \
RBIGNUM(b)->as.ary : \