[Bug tree-optimization/112788] [14 regression] ICEs in fold_range, at range-op.cc:206 after r14-5972-gea19de921b01a6

[tschwinge at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112788

Thomas Schwinge <tschwinge at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Last reconfirmed|2023-12-01 00:00:00         |2023-12-3
                 CC|                            |tschwinge at gcc dot gnu.org
           Keywords|                            |build

--- Comment #3 from Thomas Schwinge <tschwinge at gcc dot gnu.org> ---
I'm actually running into this ICE already during powerpc64le-linux-gnu build:

    libtool: compile:  [...]/build-gcc/./gcc/xgcc [...] -fchecking=1 [...]
-mabi=ibmlongdouble -mno-gnu-attribute -fcx-fortran-rules -ffunction-sections
-fdata-sections -mabi=ieeelongdouble -g -O2 -MT norm2_r17.lo -MD -MP -MF
.deps/norm2_r17.Tpo -c [...]/source-gcc/libgfortran/generated/norm2_r17.c 
-fPIC -DPIC -o .libs/norm2_r17.o
    cc1: warning: Using IEEE extended precision ‘long double’ [-Wpsabi]
    during GIMPLE pass: evrp
    [...]/source-gcc/libgfortran/generated/norm2_r17.c: In function
‘norm2_r17’:
    [...]/source-gcc/libgfortran/generated/norm2_r17.c:214:1: internal compiler
error: in fold_range, at range-op.cc:206
      214 | }
          | ^
    0x10bf213b range_op_handler::fold_range(vrange&, tree_node*, vrange const&,
vrange const&, relation_trio) const
            [...]/source-gcc/gcc/range-op.cc:206
    0x11d8790b fold_using_range::range_of_range_op(vrange&,
gimple_range_op_handler&, fur_source&)
            [...]/source-gcc/gcc/gimple-range-fold.cc:702
    0x11d89873 fold_using_range::fold_stmt(vrange&, gimple*, fur_source&,
tree_node*)
            [...]/source-gcc/gcc/gimple-range-fold.cc:602
    0x11d89eaf fold_range(vrange&, gimple*, range_query*)
            [...]/source-gcc/gcc/gimple-range-fold.cc:322
    0x11d7c6e3 ranger_cache::get_global_range(vrange&, tree_node*, bool&)
            [...]/source-gcc/gcc/gimple-range-cache.cc:1052
    0x11d69577 gimple_ranger::range_of_stmt(vrange&, gimple*, tree_node*)
            [...]/source-gcc/gcc/gimple-range.cc:311
    0x11221b93 range_query::value_of_stmt(gimple*, tree_node*)
            [...]/source-gcc/gcc/value-query.cc:113
    0x111c6ae7 rvrp_folder::value_of_stmt(gimple*, tree_node*)
            [...]/source-gcc/gcc/tree-vrp.cc:999
    0x11044fbb
substitute_and_fold_dom_walker::before_dom_children(basic_block_def*)
            [...]/source-gcc/gcc/tree-ssa-propagate.cc:820
    0x11ce966b dom_walker::walk(basic_block_def*)
            [...]/source-gcc/gcc/domwalk.cc:311
    0x110436f3
substitute_and_fold_engine::substitute_and_fold(basic_block_def*)
            [...]/source-gcc/gcc/tree-ssa-propagate.cc:999
    0x111c1877 execute_ranger_vrp(function*, bool, bool)
            [...]/source-gcc/gcc/tree-vrp.cc:1064
    0x111c6a6b execute
            [...]/source-gcc/gcc/tree-vrp.cc:1307
    Please submit a full bug report, with preprocessed source (by using
-freport-bug).
    Please include the complete backtrace with any bug report.
    See <https://gcc.gnu.org/bugs/> for instructions.
    make[3]: *** [norm2_r17.lo] Error 1