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From: "steven at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug rtl-optimization/54455] [4.7/4.8 Regression] ICE: RTL check: expected elt 3 type 'B', have '0' (rtx barrier) in compute_bb_for_insn, at cfgrtl.c:418
Date: Sun, 02 Sep 2012 14:58:00 -0000	[thread overview]
Message-ID: <bug-54455-4-BeD8Y4moHs@http.gcc.gnu.org/bugzilla/> (raw)
In-Reply-To: <bug-54455-4@http.gcc.gnu.org/bugzilla/>

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54455

Steven Bosscher <steven at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |steven at gcc dot gnu.org

--- Comment #7 from Steven Bosscher <steven at gcc dot gnu.org> 2012-09-02 14:58:24 UTC ---
Before thread_prologue_and_epilogue_insns:

basic block 3, loop depth 0
 pred:       2
L9:
   10 NOTE_INSN_BASIC_BLOCK
    11: ax=0x1
    12: dx=0x2
    13: jump {asm_operands;clobber fpsr;clobber flags;clobber [scratch];}
 succ:       EXIT

and after:

basic block 3, loop depth 0
 pred:       2
L9:
   10 NOTE_INSN_BASIC_BLOCK
    11: ax=0x1
    12: dx=0x2
   28 NOTE_INSN_EPILOGUE_BEG
    29: bp=[sp++]
      REG_CFA_DEF_CFA: sp+0x8
    30: jump simple_return
i  31: barrier
 succ:       EXIT


  parent reply	other threads:[~2012-09-02 14:58 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-09-02 10:04 [Bug rtl-optimization/54455] New: " zsojka at seznam dot cz
2012-09-02 10:49 ` [Bug rtl-optimization/54455] " ubizjak at gmail dot com
2012-09-02 11:25 ` ubizjak at gmail dot com
2012-09-02 11:47 ` steven at gcc dot gnu.org
2012-09-02 12:11 ` ubizjak at gmail dot com
2012-09-02 12:28 ` steven at gcc dot gnu.org
2012-09-02 12:44 ` ubizjak at gmail dot com
2012-09-02 14:58 ` steven at gcc dot gnu.org [this message]
2012-09-02 15:15 ` steven at gcc dot gnu.org
2012-09-03  8:04 ` jakub at gcc dot gnu.org
2012-09-03  8:21 ` abel at gcc dot gnu.org
2012-09-03  8:29 ` jakub at gcc dot gnu.org
2012-09-03 10:17 ` zsojka at seznam dot cz
2012-09-03 17:45 ` zsojka at seznam dot cz
2012-09-06  7:29 ` jakub at gcc dot gnu.org
2012-09-06  7:36 ` [Bug rtl-optimization/54455] [4.7 " jakub at gcc dot gnu.org
2012-09-07  9:35 ` jakub at gcc dot gnu.org
2012-09-07  9:36 ` jakub at gcc dot gnu.org
2012-09-07  9:36 ` jakub at gcc dot gnu.org

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