[Bug other/63821] New: ICE in verify_gimple during libgcc build starting with r217349

[Bug other/63821] New: ICE in verify_gimple during libgcc build starting with r217349

[pthaugen at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63821

            Bug ID: 63821
           Summary: ICE in verify_gimple during libgcc build starting with
                    r217349
           Product: gcc
           Version: 5.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: other
          Assignee: unassigned at gcc dot gnu.org
          Reporter: pthaugen at gcc dot gnu.org
                CC: bergner at gcc dot gnu.org, dje at gcc dot gnu.org,
                    rguenth at gcc dot gnu.org
              Host: powerpc64-unknown-linux-gnu
            Target: powerpc64-unknown-linux-gnu
             Build: powerpc64-unknown-linux-gnu

/home/pthaugen/src/gcc/trunk/gcc/libgcc/../libdecnumber/decDouble.c: In
function ‘decDivide’:
/home/pthaugen/src/gcc/trunk/gcc/libgcc/../libdecnumber/decDouble.c:147:0:
error: non-trivial conversion at assignment

 ^
sizetype
int
_534 = _529;
/home/pthaugen/src/gcc/trunk/gcc/libgcc/../libdecnumber/decDouble.c:147:0:
internal compiler error: verify_gimple failed
0x1078e113 verify_gimple_in_cfg(function*, bool)
    /home/pthaugen/src/gcc/trunk/gcc/gcc/tree-cfg.c:5039
0x1064e41f execute_function_todo
    /home/pthaugen/src/gcc/trunk/gcc/gcc/passes.c:1868
0x1064decf do_per_function
    /home/pthaugen/src/gcc/trunk/gcc/gcc/passes.c:1595
0x1065019b execute_todo
    /home/pthaugen/src/gcc/trunk/gcc/gcc/passes.c:1925
Please submit a full bug report,
>From gcc-bugs-return-466398-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org Tue Nov 11 17:21:52 2014
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From: "Sergey.Belyashov at gmail dot com" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug target/63808] [arm] Invalid register saving in FIQ handler causes register corruption
Date: Tue, 11 Nov 2014 17:21:00 -0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?idc808

--- Comment #5 from Sergey Belyashov <Sergey.Belyashov at gmail dot com> ---
Sorry. I am wrong about register corruption. It is bug of my simulator. But r8
in the list is not neccessary in fiq handler.

[Bug other/63821] ICE in verify_gimple during libgcc build starting with r217349

[pthaugen at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63821

--- Comment #1 from Pat Haugen <pthaugen at gcc dot gnu.org> ---
Created attachment 33937
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=33937&action=edit
reduced testcase

Reduced testcase, fails when compiled with '-O2 -m32'.

[Bug bootstrap/63821] ICE in verify_gimple during libgcc build starting with r217349

[dje at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63821

David Edelsohn <dje at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2014-11-11
          Component|other                       |bootstrap
     Ever confirmed|0                           |1

--- Comment #2 from David Edelsohn <dje at gcc dot gnu.org> ---
Confirmed.

[Bug bootstrap/63821] ICE in verify_gimple during libgcc build starting with r217349

[iains at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63821

Iain Sandoe <iains at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Target|powerpc64-unknown-linux-gnu |powerpc64-unknown-linux-gnu
                   |                            |, powerpc-apple-darwin9
               Host|powerpc64-unknown-linux-gnu |powerpc64-unknown-linux-gnu
                   |                            |, powerpc-apple-darwin9
              Build|powerpc64-unknown-linux-gnu |powerpc64-unknown-linux-gnu
                   |                            |, powerpc-apple-darwin9

--- Comment #3 from Iain Sandoe <iains at gcc dot gnu.org> ---
also on powerpc-darwin9

[Bug bootstrap/63821] ICE in verify_gimple during libgcc build starting with r217349

[amker at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63821

amker at gcc dot gnu.org changed:

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

--- Comment #4 from amker at gcc dot gnu.org ---
*** Bug 63817 has been marked as a duplicate of this bug. ***

[Bug bootstrap/63821] ICE in verify_gimple during libgcc build starting with r217349

[amker at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63821

amker at gcc dot gnu.org changed:

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

--- Comment #5 from amker at gcc dot gnu.org ---
Also breaks aarch64 bootstrap, and newlib on arm.

[Bug bootstrap/63821] ICE in verify_gimple during libgcc build starting with r217349

[Joost.VandeVondele at mat dot ethz.ch]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63821

Joost VandeVondele <Joost.VandeVondele at mat dot ethz.ch> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |Joost.VandeVondele at mat dot ethz
                   |                            |.ch

--- Comment #6 from Joost VandeVondele <Joost.VandeVondele at mat dot ethz.ch> ---
Fortran testcase involving other types.

> cat bug.f90
SUBROUTINE calculates_green_opt()
  INTEGER, PARAMETER :: dp=8
  REAL(KIND=dp), ALLOCATABLE, DIMENSION(:) :: green, green1
  ALLOCATE(green(-nrec:nrec),stat=i_all)
  DO ikern=1,nrec
     green(-ikern)=gleft+gright
     IF (ABS(green(ikern)) <= 1.e-20_dp) THEN
        nrec=ikern
        EXIT
     END IF
  END DO
  ALLOCATE(green1(-nrec:nrec),stat=i_all)
  CALL scf_recursion(nrec,green(-nrec),green1(-nrec))
END SUBROUTINE calculates_green_opt

> gfortran  -c  -O3  bug.f90
bug.f90:1:0:

 SUBROUTINE calculates_green_opt()
 ^
Error: non-trivial conversion at assignment
integer(kind=8)
unsigned long
pretmp_55 = ivtmp.30_114;
bug.f90:1:0: internal compiler error: verify_gimple failed

[Bug bootstrap/63821] [5 Regression] ICE in verify_gimple during libgcc build starting with r217349

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63821

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |ASSIGNED
           Assignee|unassigned at gcc dot gnu.org      |rguenth at gcc dot gnu.org
   Target Milestone|---                         |5.0
            Summary|ICE in verify_gimple during |[5 Regression] ICE in
                   |libgcc build starting with  |verify_gimple during libgcc
                   |r217349                     |build starting with r217349

--- Comment #7 from Richard Biener <rguenth at gcc dot gnu.org> ---
I will have a look.

[Bug bootstrap/63821] [5 Regression] ICE in verify_gimple during libgcc build starting with r217349

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63821

--- Comment #8 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Wed Nov 12 10:13:48 2014
New Revision: 217411

URL: https://gcc.gnu.org/viewcvs?rev=217411&root=gcc&view=rev
Log:
2014-11-12  Richard Biener  <rguenther@suse.de>

    PR middle-end/63821
    * match.pd: Add missing conversion to the -(T)-X pattern.

    * gfortran.dg/pr63821.f90: New testcase.

Added:
    trunk/gcc/testsuite/gfortran.dg/pr63821.f90
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/match.pd
    trunk/gcc/testsuite/ChangeLog

[Bug bootstrap/63821] [5 Regression] ICE in verify_gimple during libgcc build starting with r217349

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63821

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|ASSIGNED                    |RESOLVED
         Resolution|---                         |FIXED

--- Comment #9 from Richard Biener <rguenth at gcc dot gnu.org> ---
Fixed.

[Bug bootstrap/63821] [5 Regression] ICE in verify_gimple during libgcc build starting with r217349

[hjl.tools at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63821

H.J. Lu <hjl.tools at gmail dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |su at cs dot ucdavis.edu

--- Comment #10 from H.J. Lu <hjl.tools at gmail dot com> ---
*** Bug 63835 has been marked as a duplicate of this bug. ***

[Bug bootstrap/63821] [5 Regression] ICE in verify_gimple during libgcc build starting with r217349

[hjl.tools at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63821

H.J. Lu <hjl.tools at gmail dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |hjl.tools at gmail dot com

--- Comment #11 from H.J. Lu <hjl.tools at gmail dot com> ---
*** Bug 63836 has been marked as a duplicate of this bug. ***