Fixes to bignum/numeric so that infinity is always greater than any num.

configure.in fixes to earlier breakage regarding using $libdir for determining lib dirs, instead of $prefix/lib.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8_6@24107 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 9 insertions, 1 deletions

diff --git a/bignum.c b/bignum.c
index c23b76b1fe..6e0da90c7e 100644
--- a/bignum.c
+++ b/bignum.c
@@ -987,7 +987,15 @@ rb_big_cmp(x, y)
 	break;
 
       case T_FLOAT:
-	return rb_dbl_cmp(rb_big2dbl(x), RFLOAT(y)->value);
+       {
+           double a = RFLOAT(y)->value;
+       
+           if (isinf(a)) {
+               if (a > 0.0) return INT2FIX(-1);
+               else return INT2FIX(1);
+           }
+           return rb_dbl_cmp(rb_big2dbl(x), a);
+       }
 
       default:
 	return rb_num_coerce_cmp(x, y);