http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46259
--- Comment #4 from H.J. Lu <hjl.tools at gmail dot com> 2010-11-01 14:50:25 UTC --- (gdb) f 3 #3 0x000000000076db8b in const_vector_from_tree (exp=0x7ffff03f5880) at ../../src/gcc/expr.c:10253 10253 RTVEC_ELT (v, i) = immed_double_int_const (tree_to_double_int (elt), (gdb) call debug_tree (exp) <vector_cst 0x7ffff03f5880 type <vector_type 0x7ffff0f9ec78 type <array_type 0x7ffff1236b28 type <integer_type 0x7ffff7ec91f8 character(kind=1)> string-flag DI size <integer_cst 0x7ffff7eb87d0 constant 64> unit size <integer_cst 0x7ffff7eb87f8 constant 8> align 8 symtab 0 alias set 4 canonical type 0x7ffff1236b28 domain <integer_type 0x7ffff1236a80> pointer_to_this <pointer_type 0x7ffff123e540> reference_to_this <reference_type 0x7ffff111fa80>> V2DI size <integer_cst 0x7ffff7eb8960 constant 128> unit size <integer_cst 0x7ffff7eb8988 constant 16> align 128 symtab 0 alias set 4 canonical type 0x7ffff0f9ec78 nunits 2 pointer_to_this <pointer_type 0x7ffff0f9de70>> constant elt0: <string_cst 0x7ffff1190f78 type <array_type 0x7ffff1236b28> constant " "> elt1: <string_cst 0x7ffff1190f78>> (gdb)