[Bug middle-end/40240] New: [4.5 regression] ICE in execute_cse_reciprocals, at tree-ssa-math-opts.c:469

[jv244 at cam dot ac dot uk]

current trunk (version 147837, known good is 147824) ICEs on CP2K:

/data/vondele/gcc_bench/cp2k/makefiles/../src/realspace_grid_types.F: In
function 'rs_pw_transfer_replicated':
/data/vondele/gcc_bench/cp2k/makefiles/../src/realspace_grid_types.F:583:
internal compiler error: in execute_cse_reciprocals, at
tree-ssa-math-opts.c:469
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.
make[2]: *** [realspace_grid_types.o] Error 1

compiling at -c -O3 -ffast-math -funroll-loops -ftree-vectorize -march=native
-ffree-form (on intel core2)

full testcase here:

http://cp2k.berlios.de/gfortran/
or
ftp://ftp.berlios.de/pub/cp2k/gfortran/gcc_bench.tgz


-- 
           Summary: [4.5 regression] ICE in execute_cse_reciprocals, at
                    tree-ssa-math-opts.c:469
           Product: gcc
           Version: 4.4.0
            Status: UNCONFIRMED
          Keywords: ice-on-valid-code
          Severity: normal
          Priority: P3
         Component: middle-end
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: jv244 at cam dot ac dot uk


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40240