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-rw-r--r--io.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/io.c b/io.c
index e2de4a69b1..44f79a735f 100644
--- a/io.c
+++ b/io.c
@@ -2114,6 +2114,7 @@ io_read(int argc, VALUE *argv, VALUE io)
return Qnil;
}
rb_str_resize(str, n);
+ OBJ_TAINT(str);
return str;
}