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From: "jakub at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
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Subject: [Bug rtl-optimization/61058] [4.8/4.9 Regression] ICE: RTL check: expected elt 3 type 'B', have '0' (rtx barrier) in distance_agu_use_in_bb, at config/i386/i386.c:16740 with __builtin_unreachable()
Date: Tue, 27 Jan 2015 09:30:00 -0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61058

Jakub Jelinek <jakub at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
      Known to work|                            |5.0
            Summary|[4.8/4.9/5 Regression] ICE: |[4.8/4.9 Regression] ICE:
                   |RTL check: expected elt 3   |RTL check: expected elt 3
                   |type 'B', have '0' (rtx     |type 'B', have '0' (rtx
                   |barrier) in                 |barrier) in
                   |distance_agu_use_in_bb, at  |distance_agu_use_in_bb, at
                   |config/i386/i386.c:16740    |config/i386/i386.c:16740
                   |with                        |with
                   |__builtin_unreachable()     |__builtin_unreachable()
      Known to fail|4.10.0                      |

--- Comment #11 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Fixed on the trunk so far.