From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <gcc-bugs-return-444020-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org>
Received: (qmail 22331 invoked by alias); 18 Feb 2014 08:12:13 -0000
Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm
Precedence: bulk
List-Id: <gcc-bugs.gcc.gnu.org>
List-Archive: <http://gcc.gnu.org/ml/gcc-bugs/>
List-Post: <mailto:gcc-bugs@gcc.gnu.org>
List-Help: <mailto:gcc-bugs-help@gcc.gnu.org>
Sender: gcc-bugs-owner@gcc.gnu.org
Received: (qmail 22300 invoked by uid 48); 18 Feb 2014 08:12:09 -0000
From: "sebastian.huber@embedded-brains.de" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug other/60040] AVR: error: unable to find a register to spill in class 'POINTER_REGS'
Date: Tue, 18 Feb 2014 08:12:00 -0000
X-Bugzilla-Reason: CC
X-Bugzilla-Type: changed
X-Bugzilla-Watch-Reason: None
X-Bugzilla-Product: gcc
X-Bugzilla-Component: other
X-Bugzilla-Version: 4.8.3
X-Bugzilla-Keywords: ice-on-valid-code
X-Bugzilla-Severity: normal
X-Bugzilla-Who: sebastian.huber@embedded-brains.de
X-Bugzilla-Status: RESOLVED
X-Bugzilla-Priority: P3
X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org
X-Bugzilla-Target-Milestone: ---
X-Bugzilla-Flags:
X-Bugzilla-Changed-Fields:
Message-ID: <bug-60040-4-0vu9skEH9q@http.gcc.gnu.org/bugzilla/>
In-Reply-To: <bug-60040-4@http.gcc.gnu.org/bugzilla/>
References: <bug-60040-4@http.gcc.gnu.org/bugzilla/>
Content-Type: text/plain; charset="UTF-8"
Content-Transfer-Encoding: 7bit
X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/
Auto-Submitted: auto-generated
MIME-Version: 1.0
X-SW-Source: 2014-02/txt/msg01777.txt.bz2

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60040

--- Comment #3 from Sebastian Huber <sebastian.huber@embedded-brains.de> ---
With avr-rtems4.11-gcc (GCC) 4.9.0 20140218 (experimental) I still get the
error:

avr-rtems4.11-gcc -fpreprocessed -w -mmcu=atmega128 -O2 -s test.i -o /dev/null
test.i: In function 'rtems_fdisk_recycle_segment':
test.i:107:1: error: unable to find a register to spill in class 'POINTER_REGS'
 }
 ^
test.i:107:1: error: this is the insn:
(insn 30 29 31 2 (set (reg:HI 26 r26)
        (reg/v/f:HI 51 [ dpd ])) test.i:95 82 {*movhi}
     (nil))
test.i:107:1: internal compiler error: in spill_failure, at reload1.c:2106
0x825135 _fatal_insn(char const*, rtx_def const*, char const*, int, char
const*)
        /home/sh/archive/gcc-git/gcc/rtl-error.c:109
0x81a888 spill_failure
        /home/sh/archive/gcc-git/gcc/reload1.c:2106
0x81a888 find_reload_regs
        /home/sh/archive/gcc-git/gcc/reload1.c:2032
0x8230a7 select_reload_regs
        /home/sh/archive/gcc-git/gcc/reload1.c:2052
0x8230a7 reload(rtx_def*, int)
        /home/sh/archive/gcc-git/gcc/reload1.c:973
0x72c04d do_reload
        /home/sh/archive/gcc-git/gcc/ira.c:5469
0x72c04d rest_of_handle_reload
        /home/sh/archive/gcc-git/gcc/ira.c:5598
0x72c04d execute
        /home/sh/archive/gcc-git/gcc/ira.c:5627
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <http://gcc.gnu.org/bugs.html> for instructions.

The output is different though.