[Bug target/52079] New: ICE in aggregate_value_p while building libgo on arm-linux-gnueabihf

["doko at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52079

             Bug #: 52079
           Summary: ICE in aggregate_value_p while building libgo on
                    arm-linux-gnueabihf
    Classification: Unclassified
           Product: gcc
           Version: 4.7.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: target
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: doko@gcc.gnu.org


20120131 trunk, configured with
--with-arch=armv7-a --with-float=hard --with-fpu=vfpv3-d16 --with-mode=thumb 
--build=arm-linux-gnueabihf --host=arm-linux-gnueabihf
--target=arm-linux-gnueabihf

(gdb) run
Starting program:
/scratch/packages/gcc/snap/gcc-snapshot-20120131/build/gcc/go1
../../../src/libgo/go/strconv/atob.go ../../../src/libgo/go/strconv/atof.go
../../../src/libgo/go/strconv/atoi.go ../../../src/libgo/go/strconv/decimal.go
../../../src/libgo/go/strconv/extfloat.go ../../../src/libgo/go/strconv/ftoa.go
../../../src/libgo/go/strconv/itoa.go ../../../src/libgo/go/strconv/quote.go
-quiet -dumpbase atob.go -march=armv7-a -mfloat-abi=hard -mfpu=vfpv3-d16
-mthumb -mtls-dialect=gnu -auxbase-strip strconv/.libs/strconv.o -g -O2
-version -fgo-prefix=libgo_strconv -fPIC -I .
-L/scratch/packages/gcc/snap/gcc-snapshot-20120131/build/./gcc
-L/lib/arm-linux-gnueabihf -L/usr/lib/arm-linux-gnueabihf -o /tmp/ccILwoBv.s
GNU Go (Ubuntu/Linaro 20120131-0ubuntu1) version 4.7.0 20120131 (experimental)
[trunk revision 183758] (arm-linux-gnueabihf)
        compiled by GNU C version 4.7.0 20120131 (experimental) [trunk revision
183758], GMP version 5.0.2, MPFR version 3.1.0-p3, MPC version 0.9
GGC heuristics: --param ggc-min-expand=30 --param ggc-min-heapsize=4096
GNU Go (Ubuntu/Linaro 20120131-0ubuntu1) version 4.7.0 20120131 (experimental)
[trunk revision 183758] (arm-linux-gnueabihf)
        compiled by GNU C version 4.7.0 20120131 (experimental) [trunk revision
183758], GMP version 5.0.2, MPFR version 3.1.0-p3, MPC version 0.9
GGC heuristics: --param ggc-min-expand=30 --param ggc-min-heapsize=4096

Program received signal SIGSEGV, Segmentation fault.
0x00279eb6 in aggregate_value_p(tree_node const*, tree_node const*) ()

(gdb) bt
#0  0x00279eb6 in aggregate_value_p(tree_node const*, tree_node const*) ()
#1  0x001942d8 in emit_library_call_value_1(int, rtx_def*, rtx_def*,
libcall_type, machine_mode, int, std::__va_list) ()
#2  0x00197994 in emit_library_call_value(rtx_def*, rtx_def*, libcall_type,
machine_mode, int, ...) ()
#3  0x0030f086 in expand_twoval_binop_libfunc(optab_d*, rtx_def*, rtx_def*,
rtx_def*, rtx_def*, rtx_code) ()
#4  0x00217be0 in expand_divmod(int, tree_code, machine_mode, rtx_def*,
rtx_def*, rtx_def*, int) ()
#5  0x00228470 in expand_expr_real_2(separate_ops*, rtx_def*, machine_mode,
expand_modifier) ()
#6  0x0019ce00 in expand_gimple_stmt(gimple_statement_d*) ()
#7  0x0019e20e in expand_gimple_basic_block(basic_block_def*) ()
#8  0x0019f77a in gimple_expand_cfg() ()
#9  0x003201fc in execute_one_pass(opt_pass*) ()
#10 0x0032049c in execute_pass_list(opt_pass*) ()
#11 0x003dd67e in tree_rest_of_compilation(tree_node*) ()
#12 0x001b49ec in cgraph_expand_function(cgraph_node*) ()
#13 0x001b5fa0 in cgraph_optimize() ()
#14 0x001b645a in cgraph_finalize_compilation_unit() ()
#15 0x0012c70e in Gogo::write_globals() ()
#16 0x0039329a in toplev_main(int, char**) ()
#17 0xb6bdcc3a in __libc_start_main () from /lib/arm-linux-gnueabihf/libc.so.6
#18 0x0010a64e in _start ()