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* bignum.c (LSHIFTX): Revert r41611.

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The redundant expression suppresses a warning, C4293, by Visual
  Studio.
  http://ruby-mswin.cloudapp.net/vc10-x64/ruby-trunk/log/20130625T072854Z.log.html.gz#miniruby



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@41620 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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akr 2013-06-25 10:36:14 +00:00
parent b51a43e1c2
commit e4e5bc118e
2 changed files with 9 additions and 1 deletions
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7
ChangeLog
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@ -1,3 +1,10 @@
Tue Jun 25 19:07:33 2013 Tanaka Akira <akr@fsij.org>
* bignum.c (LSHIFTX): Revert r41611.
The redundant expression suppresses a warning, C4293, by Visual
Studio.
http://ruby-mswin.cloudapp.net/vc10-x64/ruby-trunk/log/20130625T072854Z.log.html.gz#miniruby
Tue Jun 25 19:03:00 2013 Tanaka Akira <akr@fsij.org> Tue Jun 25 19:03:00 2013 Tanaka Akira <akr@fsij.org>
* bignum.c (big2ulong): Add a cast. * bignum.c (big2ulong): Add a cast.

3
bignum.c
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@ -39,7 +39,8 @@ static VALUE big_three = Qnil;
# define HOST_BIGENDIAN_P 0 # define HOST_BIGENDIAN_P 0
#endif #endif
#define ALIGNOF(type) ((int)offsetof(struct { char f1; type f2; }, f2)) #define ALIGNOF(type) ((int)offsetof(struct { char f1; type f2; }, f2))
#define LSHIFTX(d, n) (sizeof(d) * CHAR_BIT <= (n) ? 0 : ((d) << (n))) /* (sizeof(d) * CHAR_BIT <= (n) ? 0 : (n)) is same as n but suppress a warning, C4293, by Visual Studio. */
#define LSHIFTX(d, n) (sizeof(d) * CHAR_BIT <= (n) ? 0 : ((d) << (sizeof(d) * CHAR_BIT <= (n) ? 0 : (n))))
#define CLEAR_LOWBITS(d, numbits) ((d) & LSHIFTX(~((d)*0), (numbits))) #define CLEAR_LOWBITS(d, numbits) ((d) & LSHIFTX(~((d)*0), (numbits)))
#define FILL_LOWBITS(d, numbits) ((d) | (LSHIFTX(((d)*0+1), (numbits))-1)) #define FILL_LOWBITS(d, numbits) ((d) | (LSHIFTX(((d)*0+1), (numbits))-1))