[Bug c/53153] New: ice in tree_low_cst, at tree.c:6569

["dcb314 at hotmail dot com" <gcc-bugzilla at gcc dot gnu dot org>]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53153

             Bug #: 53153
           Summary: ice in tree_low_cst, at tree.c:6569
    Classification: Unclassified
           Product: gcc
           Version: 4.8.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: dcb314@hotmail.com


Created attachment 27257
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=27257
C source code

I just tried to compile the package chktex-1.6.4-10
on gcc-4.8 trunk dated 20120426 on an AMD x86_64 box.

The compiler said

FindErrs.c: In function 'FindErr':
FindErrs.c:851:13: internal compiler error: in tree_low_cst, at tree.c:6569
             switch (Char)
             ^
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.

Preprocessed source code attached. Flag -O2 required.