[Bug target/56797] New: internal compiler error: in extract_insn, at recog.c:2150

[raj.khem at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56797



             Bug #: 56797

           Summary: internal compiler error: in extract_insn, at

                    recog.c:2150

    Classification: Unclassified

           Product: gcc

           Version: 4.8.0

            Status: UNCONFIRMED

          Severity: normal

          Priority: P3

         Component: target

        AssignedTo: unassig...@gcc.gnu.org

        ReportedBy: raj.k...@gmail.com





Created attachment 29762

  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=29762

testcase



Attached sample worked fine on gcc 4.7 but gcc 4.8 ICE's on ARM



-std=gnu99 -fgnu89-inline -c -march=armv5te -O2



is the compiler option set used



/tmp/xx.i:3786:1: error: unrecognizable insn:

 }

 ^

(insn 516 515 12 16 (parallel [

            (set (reg:SI 3 r3)

                (mem/c:SI (reg:SI 3 r3) [11 S4 A32]))

            (set (reg:SI 12 ip)

                (mem/c:SI (plus:SI (reg:SI 3 r3)

                        (const_int 4 [0x4])) [11 S4 A32]))

            (set (reg/f:SI 13 sp)

                (mem/c:SI (plus:SI (reg:SI 3 r3)

                        (const_int 8 [0x8])) [13 %sfp+-40 S4 A32]))

        ]) /tmp/xx.i:3735 -1

     (expr_list:REG_ARGS_SIZE (const_int 0 [0])

        (nil)))

/tmp/xx.i:3786:1: internal compiler error: in extract_insn, at recog.c:2150

Please submit a full bug report,

with preprocessed source if appropriate.

See <http://gcc.gnu.org/bugs.html> for instructions.