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From: "ktkachov at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug middle-end/63669] New: [AArch64] gcc.dg/torture/asm-subreg-1.c ICE in reload.c on 4.8 branch or on 4.9 and 5.0 with -mno-lra
Date: Tue, 28 Oct 2014 16:10:00 -0000	[thread overview]
Message-ID: <bug-63669-4@http.gcc.gnu.org/bugzilla/> (raw)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63669

            Bug ID: 63669
           Summary: [AArch64] gcc.dg/torture/asm-subreg-1.c ICE in
                    reload.c on 4.8 branch or on 4.9 and 5.0 with -mno-lra
           Product: gcc
           Version: 4.8.4
            Status: UNCONFIRMED
          Severity: minor
          Priority: P3
         Component: middle-end
          Assignee: unassigned at gcc dot gnu.org
          Reporter: ktkachov at gcc dot gnu.org

gcc.dg/torture/asm-subreg-1.c ICEs with:

$ aarch64-none-elf-gcc $TOP/gcc/testsuite/gcc.dg/torture/asm-subreg-1.c
-fno-diagnostics-show-caret -O1 -S  -o asm-subreg-1.s
$TOP/gcc/testsuite/gcc.dg/torture/asm-subreg-1.c: In function
'evas_common_convert_yuv_420p_601_rgba':
$TOP/gcc/testsuite/gcc.dg/torture/asm-subreg-1.c:14:1: internal compiler error:
Segmentation fault
0x9ec985 crash_signal
        $TOP/gcc/toplev.c:349
0x972555 find_reloads_address_part
        $TOP/gcc/reload.c:6106
0x972134 find_reloads_address
        $TOP/gcc/reload.c:5273
0x974936 find_reloads(rtx_insn*, int, int, int, short*)
        $TOP/gcc/reload.c:2895
0x984e92 calculate_needs_all_insns
        $TOP/gcc/reload1.c:1519
0x98679b reload(rtx_insn*, int)
        $TOP/gcc/reload1.c:1007
0x87eaa2 do_reload
        $TOP/gcc/ira.c:5386
0x87eaa2 execute
        $TOP/gcc/ira.c:5536
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.


Since this happens reload it needs an -mno-lra to reproduce on trunk and 4.9


             reply	other threads:[~2014-10-28 16:09 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-10-28 16:10 ktkachov at gcc dot gnu.org [this message]
2014-10-28 16:14 ` [Bug middle-end/63669] [AArch64] gcc.dg/torture/asm-subreg-1.c ICE in reload.c on 4.8 branch or on 4.9 and 5.0 with -fPIC ktkachov at gcc dot gnu.org
2014-10-28 16:14 ` pinskia at gcc dot gnu.org
2014-10-28 16:14 ` [Bug middle-end/63669] [AArch64] gcc.dg/torture/asm-subreg-1.c ICE in reload.c on 4.8 branch or on 4.9 and 5.0 with -mno-lra pinskia at gcc dot gnu.org
2014-10-28 16:30 ` [Bug middle-end/63669] [AArch64] gcc.dg/torture/asm-subreg-1.c ICE in reload.c on 4.8 branch or on 4.9 and 5.0 with -fPIC pinskia at gcc dot gnu.org

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