[Bug target/20203] New: unrecognizable insn building binutils

amodra at bigpond dot net dot au gcc-bugzilla@gcc.gnu.org
Fri Feb 25 09:55:00 GMT 2005

The attached testcase distilled from elfxx-mips.c gives an ICE with -O1 and above.
/src/tmp/mips_miscompile.i:16: error: unrecognizable insn:
(insn:HI 12 14 13 0 (set (subreg:SI (reg:DI 120) 4)
        (plus:SI (mem/s:SI (reg/v/f:SI 119 [ s ]) [4 <variable>.size+0 S4 A32])
            (const_int -16 [0xfffffffffffffff0]))) -1 (insn_list:REG_DEP_TRUE 6
(insn_list:REG_DEP_TRUE 14 (nil)))
/src/tmp/mips_miscompile.i:16: internal compiler error: in extract_insn, at

           Summary: unrecognizable insn building binutils
           Product: gcc
           Version: 4.0.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: target
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: amodra at bigpond dot net dot au
                CC: gcc-bugs at gcc dot gnu dot org
GCC target triplet: powerpc-linux


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