https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113354

            Bug ID: 113354
           Summary: Regression/14: unable to find a register to spill on
                    mips
           Product: gcc
           Version: 14.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: middle-end
          Assignee: unassigned at gcc dot gnu.org
          Reporter: syq at gcc dot gnu.org
  Target Milestone: ---

../../../libgfortran/generated/matmul_i4.c: In function ‘matmul_i4’:
../../../libgfortran/generated/matmul_i4.c:3006:1: error: unable to find a
register to spill
 3006 | }
      | ^
../../../libgfortran/generated/matmul_i4.c:3006:1: error: this is the insn:
(insn 1643 7974 7975 184 (parallel [
            (set (reg/v:SI 2999 [orig:435 f34 ] [435])
                (plus:SI (mult:SI (reg:SI 286 [ _332 ])
                        (reg:SI 289 [ _342 ]))
                    (reg/v:SI 3000 [orig:435 f34 ] [435])))
            (clobber (reg:SI 2791 [2407]))
            (clobber (reg:SI 2408))
        ]) "../../../libgfortran/generated/matmul_i4.c":2820:14 42
{*mul_acc_si}
     (expr_list:REG_UNUSED (reg:SI 2408)
        (expr_list:REG_UNUSED (reg:SI 2791 [2407])
            (expr_list:REG_DEAD (reg/v:SI 3000 [orig:435 f34 ] [435]) 
                (expr_list:REG_DEAD (reg:SI 289 [ _342 ])
                    (nil))))))
during RTL pass: reload
../../../libgfortran/generated/matmul_i4.c:3006:1: internal compiler error: in
lra_split_hard_reg_for, at lra-assigns.cc:1862

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