[Bug optimization/15022] New: -fprofile-generate crash with expression: -1/a, where a<0

["veksler at il dot ibm dot com" <gcc-bugzilla at gcc dot gnu dot org>]

$ cat t.c
int a=-1;
int main()
{
    return -1/a;
}

$ $gcc34/bin/gcc -fprofile-generate t.c
$ ./a.out
profiling:/home/veksler/t.gcda:Overflow writing
$ $gcc34/bin/gcc -fprofile-use t.c
t.c:0: error: `t.gcda' has overflowed
$ $gcc34/bin/gcc -v                       Reading specs from
/home/veksler/gcc/lib/gcc/i686-pc-linux-gnu/3.4.0/specs
Configured with: ../gcc-3.4.0-20040406/configure --prefix=/home/veksler/gcc
--enable-languages=c++
Thread model: posix
gcc version 3.4.0 20040407 (prerelease)

-- 
           Summary: -fprofile-generate crash with expression: -1/a, where
                    a<0
           Product: gcc
           Version: 3.4.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: optimization
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: veksler at il dot ibm dot com
                CC: gcc-bugs at gcc dot gnu dot org
  GCC host triplet: i686-pc-linux-gnu


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=15022