[Bug target/60618] New: ICE when building openssh on hppa w/-ftrapv in gcse.c

[Bug target/60618] New: ICE when building openssh on hppa w/-ftrapv in gcse.c

[vapier at gentoo dot org]

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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60618

            Bug ID: 60618
           Summary: ICE when building openssh on hppa w/-ftrapv in gcse.c
           Product: gcc
           Version: 4.8.3
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: target
          Assignee: unassigned at gcc dot gnu.org
          Reporter: vapier at gentoo dot org
                CC: toolchain at gentoo dot org
              Host: hppa2.0-linux-gnu
            Target: hppa2.0-linux-gnu
             Build: hppa2.0-linux-gnu

Created attachment 32426
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=32426&action=edit
preprocessed output

building the latest version of openssh on hppa ICEs when using -ftrapv (which
upstream adds themselves)

$ hppa2.0-unknown-linux-gnu-gcc-4.6.4 -c ssh-keygen.i -O2 -ftrapv
ssh-keygen.i: In function ‘do_fingerprint’:
ssh-keygen.i:9188:1: internal compiler error: in hoist_code, at gcse.c:4631

$ hppa2.0-unknown-linux-gnu-gcc-4.7.3 -c ssh-keygen.i -O2 -ftrapv
ssh-keygen.i: In function ‘do_known_hosts’:
ssh-keygen.i:9499:1: internal compiler error: in hoist_code, at gcse.c:3123

$ hppa2.0-unknown-linux-gnu-gcc-4.8.2 -c ssh-keygen.i -O2 -ftrapv
ssh-keygen.i: In function ‘do_fingerprint’:
ssh-keygen.i:9188:1: internal compiler error: in get_pressure_class_and_nregs,
at gcse.c:3438
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Subject: [Bug target/60520] stack adjustment are not merged anymore
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id`520

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
  Attachment #32399|0                           |1
        is obsolete|                            |

--- Comment #13 from H.J. Lu <hjl.tools at gmail dot com> ---
Created attachment 32427
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id2427&actioníit
A patch with a target hook

[Bug target/60618] ICE when building openssh on hppa w/-ftrapv in gcse.c

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60618

--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> ---
They use -ftrapv?  Ugh... ;)

[Bug target/60618] ICE when building openssh on hppa w/-ftrapv in gcse.c

[vapier at gentoo dot org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=60618

Mike Frysinger <vapier at gentoo dot org> changed:

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

--- Comment #2 from Mike Frysinger <vapier at gentoo dot org> ---
seems to pass with latest versions of 4.7/4.8