[Bug c/36827] New: newlib:libm/math/k_rem_pio2.c fails in reload

["dj at redhat dot com" <gcc-bugzilla at gcc dot gnu dot org>]

as of rev 137639:

cc1 -fpreprocessed k_rem_pio2.i -quiet -dumpbase k_rem_pio2.c -auxbase-strip
lib_a-k_rem_pio2.o -Os -fno-builtin -o k_rem_pio2.s

src/newlib/libm/math/k_rem_pio2.c: In function '__kernel_rem_pio2':
newlib/libm/math/k_rem_pio2.c:318: error: unable to find a register to spill in
class 'A_REGS'
newlib/libm/math/k_rem_pio2.c:318: error: this is the insn:
(jump_insn 1098 1096 2868 9 newlib/libm/math/k_rem_pio2.c:186 (set (pc)
        (if_then_else (gt (subreg:HI (reg/v:SI 1108 [ i ]) 2)
                (subreg:HI (reg/v:SI 1105 [ m ]) 2))
            (label_ref:HI 3007)
            (pc))) 48 {cbranchhi4} (expr_list:REG_BR_PROB (const_int 5000
[0x1388])
        (nil)))
newlib/libm/math/k_rem_pio2.c:318: internal compiler error: in spill_failure,
at reload1.c:1995


-- 
           Summary: newlib:libm/math/k_rem_pio2.c fails in reload
           Product: gcc
           Version: 4.4.0
            Status: UNCONFIRMED
          Keywords: ice-on-valid-code
          Severity: normal
          Priority: P3
         Component: c
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: dj at redhat dot com
 GCC build triplet: i686-pc-linux-gnu
  GCC host triplet: i686-pc-linux-gnu
GCC target triplet: m32c-elf


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=36827