* parse.y (negate_lit): add T_RATIONAL and T_COMPLEX to the switch

  statement, and call rb_bug() if an unknown type is passed to
  negate_lit(). [ruby-core:56316] [Bug #8717]

* bootstraptest/test_literal_suffix.rb (assert_equal): add test

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@42323 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 3 insertions, 0 deletions

diff --git a/parse.y b/parse.y
index 0d11c17dae..3da3ad0c02 100644
--- a/parse.y
+++ b/parse.y
@@ -9402,6 +9402,8 @@ negate_lit(NODE *node)
 	node->nd_lit = LONG2FIX(-FIX2LONG(node->nd_lit));
 	break;
       case T_BIGNUM:
+      case T_RATIONAL:
+      case T_COMPLEX:
 	node->nd_lit = rb_funcall(node->nd_lit,tUMINUS,0,0);
 	break;
       case T_FLOAT:
@@ -9417,6 +9419,7 @@ negate_lit(NODE *node)
 #endif
 	break;
       default:
+	rb_bug("unknown literal type passed to negate_lit");
 	break;
     }
     return node;