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authornobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2017-03-21 03:15:57 +0000
committernobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2017-03-21 03:15:57 +0000
commitc8d66b5d829f8ba029ae967cf67982d754e30591 (patch)
tree89c8a73a702739d419e34a69fc14b99644afa4b6
parent853ab8662f4cdde16f28ba775acf1be0725a25f4 (diff)
stringio.c: check range
* ext/stringio/stringio.c (strio_ungetc): raise RangeError instead of TypeError at too big value, as well as IO#ungetc. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58041 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
-rw-r--r--ext/stringio/stringio.c4
-rw-r--r--test/stringio/test_stringio.rb1
2 files changed, 3 insertions, 2 deletions
diff --git a/ext/stringio/stringio.c b/ext/stringio/stringio.c
index d6833976af..08524b4d9e 100644
--- a/ext/stringio/stringio.c
+++ b/ext/stringio/stringio.c
@@ -766,8 +766,8 @@ strio_ungetc(VALUE self, VALUE c)
check_modifiable(ptr);
if (NIL_P(c)) return Qnil;
- if (FIXNUM_P(c)) {
- int len, cc = FIX2INT(c);
+ if (RB_INTEGER_TYPE_P(c)) {
+ int len, cc = NUM2INT(c);
char buf[16];
enc = rb_enc_get(ptr->string);
diff --git a/test/stringio/test_stringio.rb b/test/stringio/test_stringio.rb
index 30370f5ca6..667fe3ea81 100644
--- a/test/stringio/test_stringio.rb
+++ b/test/stringio/test_stringio.rb
@@ -455,6 +455,7 @@ class TestStringIO < Test::Unit::TestCase
assert_equal("2", f.getc)
assert_raise(RangeError) {f.ungetc(0x1ffffff)}
+ assert_raise(RangeError) {f.ungetc(0xffffffffffffff)}
ensure
f.close unless f.closed?
end