[Bug c/13175] New: ICE in eliminate_extraneous_phis, at tree-ssa.c:1720

["green at redhat dot com" <gcc-bugzilla at gcc dot gnu dot org>]

Found while building powerpc-eabi toolchain with latest tree-ssa compiler.  I'll
upload the .i file.

$ gcc --version
gcc (GCC) 3.5-tree-ssa 20031123 (merged 20031111)
Copyright (C) 2003 Free Software Foundation, Inc.
This is free software; see the source for copying conditions.  There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

$ gcc -O1 -fno-builtin -c tc-ppc.i
Argument of PHI is in a partition :(iftmp.1750_161), but the result is not
:iftmp.1750_18 = PHI <4(6), iftmp.1750_161(7)>;
../../src/HEAD-2003-11-23/gas/config/tc-ppc.c: In function `ppc_set_cpu':
 
../../src/HEAD-2003-11-23/gas/config/tc-ppc.c:1131: internal compiler error: in
eliminate_extraneous_phis, at tree-ssa.c:1720
Please submit a full bug report,
with preprocessed source if appropriate.
See <URL:http://gcc.gnu.org/bugs.html> for instructions.

-- 
           Summary: ICE in eliminate_extraneous_phis, at tree-ssa.c:1720
           Product: gcc
           Version: tree-ssa
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: c
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: green at redhat 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=13175