[Bug target/64451] New: tic6x-elf: ICE in extract_insn, at recog.c:2202

[Bug target/64451] New: tic6x-elf: ICE in extract_insn, at recog.c:2202

[yselkowi at redhat dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64451

            Bug ID: 64451
           Summary: tic6x-elf: ICE in extract_insn, at recog.c:2202
           Product: gcc
           Version: 4.9.2
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: target
          Assignee: unassigned at gcc dot gnu.org
          Reporter: yselkowi at redhat dot com

While building gcc-4.9.2 --target=tic6x-elf with newlib-2.2.0:

libtool: compile: 
/usr/src/ports/cross-gcc/cross-gcc-4.9.2-1.x86_64/build/tic6x-elf/./gcc/xgcc
-B/usr/src/ports/cross-gcc/cross-gcc-4.9.2-1.x86_64/build/tic6x-elf/./gcc/
-B/usr/tic6x-elf/bin/ -B/usr/tic6x-elf/lib/ -isystem /usr/tic6x-elf/include
-isystem /usr/tic6x-elf/sys-include -DHAVE_CONFIG_H -I.
-I/usr/src/ports/cross-gcc/cross-gcc-4.9.2-1.x86_64/src/gcc-4.9.2/libssp -Wall
-g -ggdb -O2 -pipe -Wimplicit-function-declaration -MT ssp.lo -MD -MP -MF
.deps/ssp.Tpo -c
/usr/src/ports/cross-gcc/cross-gcc-4.9.2-1.x86_64/src/gcc-4.9.2/libssp/ssp.c -o
ssp.o
/usr/src/ports/cross-gcc/cross-gcc-4.9.2-1.x86_64/src/gcc-4.9.2/libssp/ssp.c:
In function ‘fail.isra.0’:
/usr/src/ports/cross-gcc/cross-gcc-4.9.2-1.x86_64/src/gcc-4.9.2/libssp/ssp.c:163:1:
error: unrecognizable insn:
 }
 ^
(insn 111 110 112 16 (set (mem/v:SI (reg/f:SI 111) [3 MEM[(volatile int
*)4294967295B]+0 S4 A8])
        (unspec:SI [
                (reg:SI 112)
            ] UNSPEC_MISALIGNED_ACCESS))
/usr/src/ports/cross-gcc/cross-gcc-4.9.2-1.x86_64/src/gcc-4.9.2/libssp/ssp.c:156
-1
     (nil))
/usr/src/ports/cross-gcc/cross-gcc-4.9.2-1.x86_64/src/gcc-4.9.2/libssp/ssp.c:163:1:
internal compiler error: in extract_insn, at recog.c:2202
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From: "dave.anglin at bell dot net" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug middle-end/64388] [5 Regression] r219037 caused FAIL: gcc.dg/pr44194-1.c
Date: Tue, 30 Dec 2014 23:29:00 -0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?idd388

--- Comment #3 from dave.anglin at bell dot net ---
Hi H.J.,

On 2014-12-30, at 3:13 PM, hjl.tools at gmail dot com wrote:

> Can you add such a hook?

I'm sorry but realistically I don't have the spare time to work on this bug.

Dave
--
John David Anglin    dave.anglin@bell.net

[Bug target/64451] tic6x-elf: ICE in extract_insn, at recog.c:2202

[mikpelinux at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64451

--- Comment #1 from Mikael Pettersson <mikpelinux at gmail dot com> ---
The ICE started with r189458, still occurs with 4.8.4, 4.9.2, and current
trunk.

[Bug target/64451] tic6x-elf: ICE in extract_insn, at recog.c:2202

[wojtek.golf at interia dot pl]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64451

Wojciech Migda <wojtek.golf at interia dot pl> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |wojtek.golf at interia dot pl

--- Comment #2 from Wojciech Migda <wojtek.golf at interia dot pl> ---
Can you please check if this patch fixes your problem?
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=57295#c2
A suspect a duplicate. An attachment with a failing code would be welcome.
Thanks

[Bug target/64451] tic6x-elf: ICE in extract_insn, at recog.c:2202

[yselkowi at redhat dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64451

Yaakov Selkowitz <yselkowi at redhat dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |RESOLVED
         Resolution|---                         |DUPLICATE

--- Comment #3 from Yaakov Selkowitz <yselkowi at redhat dot com> ---
(In reply to Wojciech Migda from comment #2)
> Can you please check if this patch fixes your problem?
> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=57295#c2
> A suspect a duplicate. An attachment with a failing code would be welcome.

You are correct, this is a dup and that patch fixes it, thank you.

*** This bug has been marked as a duplicate of bug 57295 ***