integrate? sign?

• Subject: integrate? sign?
• From: Richard Fateman
• Date: Sat, 25 May 2013 07:54:07 -0700

integrate(sqrt(tan(x)^2 + 2 * tan(x) + 2),x);

sign: argument cannot be imaginary; found %i
  -- an error. To debug this try: debugmode(true);

says version 5.25.1

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