[Bug middle-end/52636] New: [4.8 Regression] ICE: tree check: expected integer_cst, have string_cst in tree_to_double_int, at tree.h:4324

[dominiq at lps dot ens.fr]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52636

             Bug #: 52636
           Summary: [4.8 Regression] ICE: tree check: expected
                    integer_cst, have string_cst in tree_to_double_int, at
                    tree.h:4324
    Classification: Unclassified
           Product: gcc
           Version: 4.8.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: middle-end
        AssignedTo: unassig...@gcc.gnu.org
        ReportedBy: domi...@lps.ens.fr
                CC: bur...@net-b.de, rgue...@gcc.gnu.org
              Host: x86_64-apple-darwin10
            Target: x86_64-apple-darwin10
             Build: x86_64-apple-darwin10


Since revision 185466, compiling aermod.f90 from the polyhedron test suite with
'-O3 --param max-inline-insns-auto=51' and above gives an ICE:

[macbook] lin/test% /opt/gcc/gcc4.8w-185465p4/bin/gfortran -O3 --param
max-inline-insns-auto=51 aermod.f90
[macbook] lin/test% /opt/gcc/gcc4.8w-185466p4/bin/gfortran -O3 --param
max-inline-insns-auto=50 aermod.f90
[macbook] lin/test% /opt/gcc/gcc4.8w-185466p4/bin/gfortran -O3 --param
max-inline-insns-auto=51 aermod.f90
aermod.f90: In function 'preinclud_.part.28':
aermod.f90:4628:0: internal compiler error: tree check: expected integer_cst,
have string_cst in tree_to_double_int, at tree.h:4324
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.

So far my attempts to reduce the code have not been successful.