revert RB_FIXABLE related changesets [Bug #13288][Bug #13293][Bug #13294]

This commit is auto-generated using following command:

svn diff -r57807:57788 include internal.h bignum.c numeric.c compile.c insns.def object.c sprintf.c | patch -p0


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57818 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 1 deletions

diff --git a/compile.c b/compile.c
index 835fa41414..f1ba0946b3 100644
--- a/compile.c
+++ b/compile.c
@@ -3190,7 +3190,7 @@ case_when_optimizable_literal(NODE *node)
 	double ival;
 	if (RB_TYPE_P(v, T_FLOAT) &&
 	    modf(RFLOAT_VALUE(v), &ival) == 0.0) {
-	    return rb_dbl2ival(ival);
+	    return FIXABLE(ival) ? LONG2FIX((long)ival) : rb_dbl2big(ival);
 	}
 	if (SYMBOL_P(v) || rb_obj_is_kind_of(v, rb_cNumeric)) {
 	    return v;