m32c build fails

[Richard Guenther]

On Sat, Apr 5, 2008 at 4:13 AM, DJ Delorie <dj@redhat.com> wrote:
>
>  I narrowed it down to commit 133403 (although whether that caused the
>  bug or merely expose it, I don't know):

I'm sure it just exposed it.

Richard.

>  2008-03-21  Richard Guenther  <rguenther@suse.de>
>
>         * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
>         Use is_gimple_min_invariant instead of TREE_INVARIANT.
>         * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
>         * tree-ssa-dom.c (record_equality): Likewise.
>         * tree-inline.c (copy_body_r): Likewise.
>         * tree-ssa-pre.c (make_values_for_stmt): Remove test for
>         TREE_INVARIANT.
>
>  The test case is 132k but it's cplus-dem.c in libiberty for -mcpu=m32cm :
>
>  dj@greed pts/2 ~/m32c/gcc/m32c-elf/gcc
>  $ ./cc1 -fpreprocessed /tmp/cplus-dem.i -quiet -dumpbase cplus-dem.c -mcpu=m32cm -auxbase-strip cplus-dem.o -g -O2 -W -Wall -Wwrite-strings -Wc++-compat -Wstrict-prototypes -pedantic -o cplus-dem.s
>
> ../../../../gcc/libiberty/cplus-dem.c: In function 'cplus_demangle_name_to_style':
>  ../../../../gcc/libiberty/cplus-dem.c:807: internal compiler error: in build2_stat, at tree.c:3107
>  Please submit a full bug report,
>  with preprocessed source if appropriate.
>  See <http://gcc.gnu.org/bugs.html> for instructions.
>
>
>  [ gdb ] where
>  #0  fancy_abort (file=0x8c36cec "../../gcc/gcc/tree.c", line=3107, function=0x8c3795f "build2_stat")
>     at ../../gcc/gcc/diagnostic.c:684
>  #1  0x088a5a5b in build2_stat (code=PLUS_EXPR, tt=0xb7d9bdd0, arg0=0xb7bd61e0, arg1=0xb7a635e4)
>
>     at ../../gcc/gcc/tree.c:3107
>  #2  0x08392fef in fold_build2_stat (code=PLUS_EXPR, type=0xb7d9bdd0, op0=0xb7bd61e0, op1=0xb7a635e4)
>     at ../../gcc/gcc/fold-const.c:13372
>  #3  0x0835561c in fold_binary (code=PLUS_EXPR, type=0xb7d9bdd0, op0=0xb7a635e4, op1=0xb7bd61e0)
>     at ../../gcc/gcc/fold-const.c:9196
>  #4  0x08392fc6 in fold_build2_stat (code=PLUS_EXPR, type=0xb7d9bdd0, op0=0xb7a635e4, op1=0xb7bd61e0)
>     at ../../gcc/gcc/fold-const.c:13370
>  #5  0x0871baa3 in create_mem_ref (bsi=0xbf8b52ec, type=0xb7f7e888, addr=0xbf8b52f8)
>
>     at ../../gcc/gcc/tree-ssa-address.c:641
>  #6  0x08795e51 in rewrite_use_address (data=0xbf8b5428, use=0xac991f0, cand=0xace3e08)
>
>     at ../../gcc/gcc/tree-ssa-loop-ivopts.c:5227
>  #7  0x08796155 in rewrite_use (data=0xbf8b5428, use=0xac991f0, cand=0xace3e08)
>     at ../../gcc/gcc/tree-ssa-loop-ivopts.c:5286
>  #8  0x08796206 in rewrite_uses (data=0xbf8b5428) at ../../gcc/gcc/tree-ssa-loop-ivopts.c:5315
>  #9  0x08796b7f in tree_ssa_iv_optimize_loop (data=0xbf8b5428, loop=0xb7880b00)
>
>     at ../../gcc/gcc/tree-ssa-loop-ivopts.c:5485
>  #10 0x08796c18 in tree_ssa_iv_optimize () at ../../gcc/gcc/tree-ssa-loop-ivopts.c:5518
>  #11 0x087aab13 in tree_ssa_loop_ivopts () at ../../gcc/gcc/tree-ssa-loop.c:580
>  #12 0x084abb81 in execute_one_pass (pass=0x8c80340) at ../../gcc/gcc/passes.c:1127
>  #13 0x084abccb in execute_pass_list (pass=0x8c80340) at ../../gcc/gcc/passes.c:1180
>  #14 0x084abce7 in execute_pass_list (pass=0x8c7ff80) at ../../gcc/gcc/passes.c:1181
>  #15 0x084abce7 in execute_pass_list (pass=0x8c7f7c0) at ../../gcc/gcc/passes.c:1181
>  #16 0x086bbe59 in tree_rest_of_compilation (fndecl=0xb7f7c700) at ../../gcc/gcc/tree-optimize.c:420
>  #17 0x08920435 in cgraph_expand_function (node=0xb7ea2900) at ../../gcc/gcc/cgraphunit.c:1157
>  #18 0x089205c6 in cgraph_expand_all_functions () at ../../gcc/gcc/cgraphunit.c:1220
>  #19 0x08920bd7 in cgraph_optimize () at ../../gcc/gcc/cgraphunit.c:1427
>  #20 0x08076db3 in c_write_global_declarations () at ../../gcc/gcc/c-decl.c:8063
>  #21 0x086238c3 in compile_file () at ../../gcc/gcc/toplev.c:968
>  #22 0x08625402 in do_compile () at ../../gcc/gcc/toplev.c:2158
>  #23 0x08625464 in toplev_main (argc=19, argv=0xbf8b5794) at ../../gcc/gcc/toplev.c:2190
>  #24 0x081250d2 in main (argc=Cannot access memory at address 0x20
>
>
> ) at ../../gcc/gcc/main.c:35
>
>