[Bug middle-end/122889] New: internal compiler error: tree check: expected ssa_name, have vector_cst in get_gimple_for_ssa_name, at tree-outof-ssa.h:71

[liuhongt at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=122889

            Bug ID: 122889
           Summary: internal compiler error: tree check: expected
                    ssa_name, have vector_cst in get_gimple_for_ssa_name,
                    at tree-outof-ssa.h:71
           Product: gcc
           Version: 16.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: middle-end
          Assignee: unassigned at gcc dot gnu.org
          Reporter: liuhongt at gcc dot gnu.org
  Target Milestone: ---

I'm still reducing a testcase, may be caused by r16-5585-g1c9d3216113676

backtrace

test.cc:166:1: internal compiler error: tree check: expected ssa_name, have
vector_cst in get_gimple_for_ssa_name, at tree-outof-ssa.h:71

0x30568fb internal_error(char const*, ...)
        /home/liuhongt/gcc/master/gcc/diagnostic-global-context.cc:787
0xa78d8b tree_check_failed(tree_node const*, char const*, int, char const*,
...)
        /home/liuhongt/gcc/master/gcc/tree.cc:9188
0x18438aa tree_check(tree_node*, char const*, int, char const*, tree_code)
        /home/liuhongt/gcc/master/gcc/tree.h:3746
0x18438aa get_gimple_for_ssa_name(tree_node*)
        /home/liuhongt/gcc/intel-innersource/master/gcc/tree-outof-ssa.h:71
0x18438aa get_gimple_for_ssa_name(tree_node*)
        /home/liuhongt/gcc/intel-innersource/master/gcc/tree-outof-ssa.h:69
0x1836e83 emit_cmp_and_jump_insns(rtx_def*, rtx_def*, rtx_code, rtx_def*,
machine_mode, int, tree_node*, rtx_def*, profile_probability)
        /home/liuhongt/gcc/master/gcc/optabs.cc:4861
0x1444bf2 do_compare_rtx_and_jump(rtx_def*, rtx_def*, rtx_code, int,
tree_node*, machine_mode, rtx_def*, rtx_code_label*, rtx_code_label*,
profile_probability)
        /home/liuhongt/gcc/master/gcc/dojump.cc:1256
0x14463aa do_jump
        /home/liuhongt/gcc/master/gcc/dojump.cc:620
0x1447891 do_jump_1
        /home/liuhongt/gcc/master/gcc/dojump.cc:213
0x13c4a5e expand_gimple_cond
        /home/liuhongt/gcc/master/gcc/cfgexpand.cc:3005
0x13c63bc expand_gimple_basic_block
        /home/liuhongt/gcc/master/gcc/cfgexpand.cc:6352
0x13c7eaf execute
        /home/liuhongt/gcc/master/gcc/cfgexpand.cc:7248
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