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From: "redi at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
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Subject: [Bug c++/55513] [4.7 Regression] Incorrect snprintf folding when building with -std=c++0x
Date: Wed, 28 Nov 2012 10:19:00 -0000
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55513

Jonathan Wakely <redi at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Keywords|                            |wrong-code
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2012-11-28
      Known to work|                            |4.6.3, 4.8.0
            Summary|Incorrect snprintf folding  |[4.7 Regression] Incorrect
                   |when building with          |snprintf folding when
                   |-std=c++0x                  |building with -std=c++0x
     Ever Confirmed|0                           |1
      Known to fail|                            |4.7.1, 4.7.2

--- Comment #2 from Jonathan Wakely <redi at gcc dot gnu.org> 2012-11-28 10:18:57 UTC ---
Confirmed. -fno-builtin fixes it too.