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Subject: [Bug middle-end/56214] New: [4.8 Regression] FAIL: gcc.c-torture/execute/20050121-1.c compilation, ICE
Date: Wed, 06 Feb 2013 01:19:00 -0000
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56214

             Bug #: 56214
           Summary: [4.8 Regression] FAIL:
                    gcc.c-torture/execute/20050121-1.c compilation, ICE
    Classification: Unclassified
           Product: gcc
           Version: 4.8.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: middle-end
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: danglin@gcc.gnu.org
              Host: hppa*-*-* (32-bit)
            Target: hppa*-*-* (32-bit)
             Build: hppa*-*-* (32-bit)


Executing on host: /home/dave/gnu/gcc/objdir/gcc/xgcc
-B/home/dave/gnu/gcc/objdir/gcc/
/home/dave/gnu/gcc/gcc/gcc/testsuite/gcc.c-torture/execute/20050121-1.c 
-fno-diagnostics-show-caret  -w  -O0   -lm   -o
/home/dave/gnu/gcc/objdir/gcc/testsuite/gcc/20050121-1.x0    (timeout = 300)
spawn /home/dave/gnu/gcc/objdir/gcc/xgcc -B/home/dave/gnu/gcc/objdir/gcc/
/home/dave/gnu/gcc/gcc/gcc/testsuite/gcc.c-torture/execute/20050121-1.c
-fno-diagnostics-show-caret -w -O0 -lm -o
/home/dave/gnu/gcc/objdir/gcc/testsuite/gcc/20050121-1.x0
/home/dave/gnu/gcc/gcc/gcc/testsuite/gcc.c-torture/execute/20050121-1.c: In
function 'foo_char':
/home/dave/gnu/gcc/gcc/gcc/testsuite/gcc.c-torture/execute/20050121-1.c:33:1:
error: unrecognizable insn:
(insn 46 25 34 2 (set (reg:SI 20 %r20)
        (subreg:SI (mem/c:CQI (plus:SI (reg/f:SI 3 %r3)
                    (const_int 22 [0x16])) [0 %sfp+22 S2 A64]) 0))
/home/dave/gnu/gcc/gcc/gcc/testsuite/gcc.c-torture/execute/20050121-1.c:33 -1
     (nil))
/home/dave/gnu/gcc/gcc/gcc/testsuite/gcc.c-torture/execute/20050121-1.c:33:1:
internal compiler error: in extract_insn, at recog.c:2150
0x4c0f9f _fatal_insn(char const*, rtx_def const*, char const*, int, char
const*)
        ../../gcc/gcc/rtl-error.c:109
0x4c0ff7 _fatal_insn_not_found(rtx_def const*, char const*, int, char const*)
        ../../gcc/gcc/rtl-error.c:117
0x48f52f extract_insn(rtx_def*)
        ../../gcc/gcc/recog.c:2150
0x48f5b3 extract_insn_cached(rtx_def*)
        ../../gcc/gcc/recog.c:2053
0x2d3623 cleanup_subreg_operands(rtx_def*)
        ../../gcc/gcc/final.c:3008
0x4b85ff reload(rtx_def*, int)
        ../../gcc/gcc/reload1.c:1240
0x3d2df3 do_reload
        ../../gcc/gcc/ira.c:4635
0x3d2df3 rest_of_handle_reload
        ../../gcc/gcc/ira.c:4736

Introduced between 195690 and 195703.