View Compilation Error

0_0_26351360_28603.cpp: In function 'void __tcf_1()':
0_0_26351360_28603.cpp:9:8: error: unrecognizable insn:
 string a[1000000000];
        ^
(insn 29 28 30 2 (set (reg:DI 105 [ ivtmp.79 ])
        (plus:DI (symbol_ref:DI ("a") [flags 0x2] <var_decl 00000000093f7b48 a>)
            (reg:DI 116))) -1
     (expr_list:REG_EQUAL (const:DI (plus:DI (symbol_ref:DI ("a") [flags 0x2] <var_decl 00000000093f7b48 a>)
                (const_int 7999999992 [0x1dcd64ff8])))
        (nil)))
0_0_26351360_28603.cpp:9:8: internal compiler error: in extract_insn, at recog.c:2202
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://sourceforge.net/projects/mingw-w64> for instructions.