numeric.c: correct error message when coerce fails

* numeric.c (bit_coerce): use original value for error message
  [ruby-core:67405] [Bug #10711]
* test/ruby/test_numeric.rb (test_coerce): check error message

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49224 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 2 insertions, 1 deletions

diff --git a/numeric.c b/numeric.c
index 5bbdbfb785..7458797866 100644
--- a/numeric.c
+++ b/numeric.c
@@ -3426,10 +3426,11 @@ static int
 bit_coerce(VALUE *x, VALUE *y)
 {
     if (!FIXNUM_P(*y) && !RB_TYPE_P(*y, T_BIGNUM)) {
+	VALUE orig = *x;
 	do_coerce(x, y, TRUE);
 	if (!FIXNUM_P(*x) && !RB_TYPE_P(*x, T_BIGNUM)
 	    && !FIXNUM_P(*y) && !RB_TYPE_P(*y, T_BIGNUM)) {
-	    coerce_failed(*x, *y);
+	    coerce_failed(orig, *y);
 	}
     }
     return TRUE;