[Bug c/34412] New: ICE in extract_insn, at recog.c:1990

[sjackman at gmail dot com]

$ avr-gcc -mmcu=at90pwm316 -g -O2 -Wall -Wextra -Werror -Os -mtiny-stack
-I../.. -I.. -MMD -DBOOTLOADER -DF_CPU=16000000  -c -o serial.o ../../serial.c
../../serial.c: In function ‘serial_read’:
../../serial.c:13: error: unrecognizable insn:
(insn/f 52 51 53 2 ../../serial.c:9 (set (reg:QI 28 r28)
        (plus:QI (reg/f:HI 28 r28)
            (const_int -4 [0xfffffffc]))) -1 (nil))
../../serial.c:13: internal compiler error: in extract_insn, at recog.c:1990


-- 
           Summary: ICE in extract_insn, at recog.c:1990
           Product: gcc
           Version: 4.3.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: sjackman at gmail dot com
GCC target triplet: avr


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34412