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Bug#770450: marked as done (gcc-snapshot: ICE with -O2 -fsanitize=undefined)

Your message dated Wed, 10 Dec 2014 14:46:49 +0100
with message-id <20141210134649.GA32499@ypig.lip.ens-lyon.fr>
and subject line Re: gcc-snapshot: ICE with -O2 -fsanitize=undefined
has caused the Debian Bug report #770450,
regarding gcc-snapshot: ICE with -O2 -fsanitize=undefined
to be marked as done.

This means that you claim that the problem has been dealt with.
If this is not the case it is now your responsibility to reopen the
Bug report if necessary, and/or fix the problem forthwith.

(NB: If you are a system administrator and have no idea what this
message is talking about, this may indicate a serious mail system
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immediately.)


-- 
770450: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=770450
Debian Bug Tracking System
Contact owner@bugs.debian.org with problems
--- Begin Message --- 
Package: gcc-snapshot
Version: 20141118-1
Severity: important
Tags: upstream
Forwarded: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64016

$ gcc-snapshot -O2 -fsanitize=undefined -c gcc-ice.c
gcc: internal compiler error: Segmentation fault (program cc1)
Please submit a full bug report,
with preprocessed source if appropriate.
See <file:///usr/share/doc/gcc-snapshot/README.Bugs> for instructions.

with:

void foo (void);

void tst (void)
{
  int px, py, e;
  for (py = 3; py <= 136; py++)
    for (px = 32; px <= 160; px += 32)
      for (e = py - 2; e >= 0; e--)
        foo ();
}

This was found when compiling GNU MPFR (tests/tget_f.c).

This is a regression. There is no such problem with 20141016-1.

-- System Information:
Debian Release: jessie/sid
  APT prefers unstable
  APT policy: (500, 'unstable'), (500, 'testing'), (500, 'stable'), (1, 'experimental')
Architecture: amd64 (x86_64)
Foreign Architectures: i386

Kernel: Linux 3.16.0-4-amd64 (SMP w/8 CPU cores)
Locale: LANG=POSIX, LC_CTYPE=en_US.UTF-8 (charmap=UTF-8)
Shell: /bin/sh linked to /bin/dash

Versions of packages gcc-snapshot depends on:
ii  binutils             2.24.90.20141111-2
ii  libasound2           1.0.28-1
ii  libatk1.0-0          2.14.0-1
ii  libc6                2.19-13
ii  libc6-dev            2.19-13
ii  libc6-dev-i386       2.19-13
ii  libc6-dev-x32        2.19-13
ii  libc6-i386           2.19-13
ii  libc6-x32            2.19-13
ii  libcairo2            1.14.0-2.1
ii  libecj-java          3.10.1-1
ii  libfontconfig1       2.11.0-6.2
ii  libfreetype6         2.5.2-2
ii  libgdk-pixbuf2.0-0   2.31.1-2+b1
ii  libglib2.0-0         2.42.1-1
ii  libgmp10             2:6.0.0+dfsg-6
ii  libgtk2.0-0          2.24.25-1
ii  libice6              2:1.0.9-1
ii  libisl10             0.12.2-2
ii  libmpc3              1.0.2-1
ii  libmpfr4             3.1.2-1
ii  libpango-1.0-0       1.36.8-3
ii  libpangocairo-1.0-0  1.36.8-3
ii  libpangoft2-1.0-0    1.36.8-3
ii  libsm6               2:1.2.2-1
ii  libxrandr2           2:1.4.2-1+b1
ii  libxrender1          1:0.9.8-1+b1
ii  libxtst6             2:1.2.2-1+b1
ii  python               2.7.8-2
ii  zlib1g               1:1.2.8.dfsg-2

gcc-snapshot recommends no packages.

Versions of packages gcc-snapshot suggests:
ii  binutils [binutils-gold]  2.24.90.20141111-2

-- no debconf information

--- End Message ---
--- Begin Message --- 
Version: 20141209-1

The ICE has disappeared with this version. Closing.

-- 
Vincent Lefèvre <vincent@vinc17.net> - Web: <https://www.vinc17.net/>
100% accessible validated (X)HTML - Blog: <https://www.vinc17.net/blog/>
Work: CR INRIA - computer arithmetic / AriC project (LIP, ENS-Lyon)

--- End Message ---
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