https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103314
--- Comment #1 from Zhendong Su <zhendong.su at inf dot ethz.ch> ---
BT below:
#0 0x00000000011ee287 in wi::fits_to_tree_p<poly_int<1u,
generic_wide_int<wide_int_ref_storage<false, true> > > > (x=...,
type=0x7ffff65f15e8) at ../../gcc-trunk/gcc/tree.h:6263
#1 0x00000000011ddf6f in force_fit_type (type=type@entry=0x7ffff65f15e8,
cst=..., overflowable=1, overflowed=<optimized out>)
at ../../gcc-trunk/gcc/tree.c:1558
#2 0x0000000000a98fba in fold_convert_const_int_from_int (arg1=0x7ffff6720450,
type=0x7ffff65f15e8)
at ../../gcc-trunk/gcc/fold-const.c:2002
#3 fold_convert_const (code=code@entry=NOP_EXPR,
type=type@entry=0x7ffff65f15e8, arg1=arg1@entry=0x7ffff6720450)
at ../../gcc-trunk/gcc/fold-const.c:2284
#4 0x0000000000ab9885 in const_unop (code=code@entry=NOP_EXPR,
type=type@entry=0x7ffff65f15e8, arg0=arg0@entry=0x7ffff6720450)
at ../../gcc-trunk/gcc/fold-const.c:1741
#5 0x0000000000aadd2d in fold_unary_loc (loc=loc@entry=2147483650,
code=code@entry=NOP_EXPR, type=type@entry=0x7ffff65f15e8,
op0=op0@entry=0x7ffff6720450) at ../../gcc-trunk/gcc/fold-const.c:9245
#6 0x0000000000ab00ea in fold_build1_loc (loc=loc@entry=2147483650,
code=code@entry=NOP_EXPR, type=0x7ffff65f15e8,
op0=0x7ffff6720450) at ../../gcc-trunk/gcc/fold-const.c:13728
#7 0x0000000001572dcf in generic_simplify_359 (loc=loc@entry=2147483650,
type=type@entry=0x7ffff65f1690,
captures=0x7ffffbfff7a0, bitop=bitop@entry=BIT_XOR_EXPR,
_p1=0x7ffff6720450, _p0=0x7ffff61a33a0) at generic-match.c:18945
#8 0x000000000161f20e in generic_simplify_BIT_XOR_EXPR (loc=2147483650,
type=type@entry=0x7ffff65f1690,
_p0=_p0@entry=0x7ffff61a33a0, _p1=_p1@entry=0x7ffff6720450,
code=BIT_XOR_EXPR) at generic-match.c:42342
#9 0x000000000166995e in generic_simplify (loc=loc@entry=2147483650,
code=code@entry=BIT_XOR_EXPR,
type=type@entry=0x7ffff65f1690, _p0=_p0@entry=0x7ffff61a33a0,
_p1=_p1@entry=0x7ffff6720450) at generic-match.c:84379
#10 0x0000000000aa2946 in fold_binary_loc (loc=loc@entry=2147483650,
code=code@entry=BIT_XOR_EXPR,
type=type@entry=0x7ffff65f1690, op0=op0@entry=0x7ffff61a33a0,
op1=op1@entry=0x7ffff6720450)
at ../../gcc-trunk/gcc/fold-const.c:10822
#11 0x0000000000aabd3b in fold_build2_loc (loc=2147483650, code=BIT_XOR_EXPR,
type=0x7ffff65f1690, op0=0x7ffff61a33a0,
op1=0x7ffff6720450) at ../../gcc-trunk/gcc/fold-const.c:13774
#12 0x0000000000aa34cc in fold_binary_loc (loc=loc@entry=2147483650,
code=code@entry=BIT_XOR_EXPR,
type=type@entry=0x7ffff65f1690, op0=op0@entry=0x7ffff7ff6cf0,
op1=op1@entry=0x7ffff61a3380)
at ../../gcc-trunk/gcc/fold-const.c:11365
#13 0x0000000000aabd3b in fold_build2_loc (loc=2147483650, code=BIT_XOR_EXPR,
type=0x7ffff65f1690, op0=0x7ffff7ff6cf0,
op1=0x7ffff61a3380) at ../../gcc-trunk/gcc/fold-const.c:13774
#14 0x0000000000aa35a9 in fold_binary_loc (loc=loc@entry=2147483650,
code=code@entry=BIT_XOR_EXPR,
type=type@entry=0x7ffff65f1690, op0=op0@entry=0x7ffff7ff6cf0,
op1=op1@entry=0x7ffff61a3340)
at ../../gcc-trunk/gcc/fold-const.c:11397
#15 0x0000000000aabd3b in fold_build2_loc (loc=2147483650, code=BIT_XOR_EXPR,
type=0x7ffff65f1690, op0=0x7ffff7ff6cf0,
op1=0x7ffff61a3340) at ../../gcc-trunk/gcc/fold-const.c:13774
#16 0x0000000000aa35a9 in fold_binary_loc (loc=loc@entry=2147483650,
code=code@entry=BIT_XOR_EXPR,
type=type@entry=0x7ffff65f1690, op0=op0@entry=0x7ffff7ff6cf0,
op1=op1@entry=0x7ffff61a3300)
at ../../gcc-trunk/gcc/fold-const.c:11397
#17 0x0000000000aabd3b in fold_build2_loc (loc=2147483650, code=BIT_XOR_EXPR,
type=0x7ffff65f1690, op0=0x7ffff7ff6cf0,
op1=0x7ffff61a3300) at ../../gcc-trunk/gcc/fold-const.c:13774
#18 0x0000000000aa35a9 in fold_binary_loc (loc=loc@entry=2147483650,
code=code@entry=BIT_XOR_EXPR,
type=type@entry=0x7ffff65f1690, op0=op0@entry=0x7ffff7ff6cf0,
op1=op1@entry=0x7ffff61a32c0)
at ../../gcc-trunk/gcc/fold-const.c:11397
#19 0x0000000000aabd3b in fold_build2_loc (loc=2147483650, code=BIT_XOR_EXPR,
type=0x7ffff65f1690, op0=0x7ffff7ff6cf0,
op1=0x7ffff61a32c0) at ../../gcc-trunk/gcc/fold-const.c:13774
#20 0x0000000000aa35a9 in fold_binary_loc (loc=loc@entry=2147483650,
code=code@entry=BIT_XOR_EXPR,
type=type@entry=0x7ffff65f1690, op0=op0@entry=0x7ffff7ff6cf0,
op1=op1@entry=0x7ffff61a3280)
at ../../gcc-trunk/gcc/fold-const.c:11397
#21 0x0000000000aabd3b in fold_build2_loc (loc=2147483650, code=BIT_XOR_EXPR,
type=0x7ffff65f1690, op0=0x7ffff7ff6cf0,
op1=0x7ffff61a3280) at ../../gcc-trunk/gcc/fold-const.c:13774
#22 0x0000000000aa35a9 in fold_binary_loc (loc=loc@entry=2147483650,
code=code@entry=BIT_XOR_EXPR,
type=type@entry=0x7ffff65f1690, op0=op0@entry=0x7ffff7ff6cf0,
op1=op1@entry=0x7ffff61a3240)
at ../../gcc-trunk/gcc/fold-const.c:11397
