[Bug rtl-optimization/69764] [5 Regression] ICE on x86_64-linux-gnu at -O0 (in decompose, at rtl.h:2107)

[thopre01 at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69764

Thomas Preud'homme <thopre01 at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |thopre01 at gcc dot gnu.org

--- Comment #9 from Thomas Preud'homme <thopre01 at gcc dot gnu.org> ---
Also not fixed on arm-none-eabi:

gcc/testsuite/c-c++-common/pr69764.c:7:12: internal compiler error: in
decompose, at rtl.h:2107
0x845f34e wi::int_traits<std::pair<rtx_def*, machine_mode> >::decompose(long
long*, unsigned int, std::pair<rtx_def*, machine_mode> const&)
        gcc/gcc/rtl.h:2105
0x845f34e wide_int_ref_storage<std::pair<rtx_def*, machine_mode> >
        gcc/wide-int.h:936
0x845f34e generic_wide_int<std::pair<rtx_def*, machine_mode> >
        gcc/wide-int.h:714
0x845f34e convert_modes(machine_mode, machine_mode, rtx_def*, int)
        gcc/expr.c:697
0x86c018f widen_operand
        gcc/optabs.c:208
0x86c69bd expand_binop(machine_mode, optab_tag, rtx_def*, rtx_def*, rtx_def*,
int, optab_methods)
        gcc/optabs.c:1280
0x843aa46 expand_shift_1
        gcc/expmed.c:2458
0x846c6a7 expand_expr_real_2(separate_ops*, rtx_def*, machine_mode,
expand_modifier)
        gcc/expr.c:9029
0x833a950 expand_gimple_stmt_1
        gcc/cfgexpand.c:3642
0x833a950 expand_gimple_stmt
        gcc/cfgexpand.c:3702
0x833bea0 expand_gimple_basic_block
        gcc/cfgexpand.c:5708
0x8341e48 execute
        gcc/cfgexpand.c:6323