From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 43F38385841C; Thu, 18 Nov 2021 12:40:20 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 43F38385841C From: "zhendong.su at inf dot ethz.ch" To: gcc-bugs@gcc.gnu.org Subject: [Bug c/103314] ICE on valid code at -O1 and above on x86_64-linux-gnu: Segmentation fault Date: Thu, 18 Nov 2021 12:40:20 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: c X-Bugzilla-Version: unknown X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: zhendong.su at inf dot ethz.ch X-Bugzilla-Status: UNCONFIRMED X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-BeenThere: gcc-bugs@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-bugs mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 18 Nov 2021 12:40:20 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D103314 --- Comment #1 from Zhendong Su --- BT below: #0 0x00000000011ee287 in wi::fits_to_tree_p > > > (x=3D...,=20 type=3D0x7ffff65f15e8) at ../../gcc-trunk/gcc/tree.h:6263 #1 0x00000000011ddf6f in force_fit_type (type=3Dtype@entry=3D0x7ffff65f15e= 8, cst=3D..., overflowable=3D1, overflowed=3D) at ../../gcc-trunk/gcc/tree.c:1558 #2 0x0000000000a98fba in fold_convert_const_int_from_int (arg1=3D0x7ffff67= 20450, type=3D0x7ffff65f15e8) at ../../gcc-trunk/gcc/fold-const.c:2002 #3 fold_convert_const (code=3Dcode@entry=3DNOP_EXPR, type=3Dtype@entry=3D0x7ffff65f15e8, arg1=3Darg1@entry=3D0x7ffff6720450) at ../../gcc-trunk/gcc/fold-const.c:2284 #4 0x0000000000ab9885 in const_unop (code=3Dcode@entry=3DNOP_EXPR, type=3Dtype@entry=3D0x7ffff65f15e8, arg0=3Darg0@entry=3D0x7ffff6720450) at ../../gcc-trunk/gcc/fold-const.c:1741 #5 0x0000000000aadd2d in fold_unary_loc (loc=3Dloc@entry=3D2147483650, code=3Dcode@entry=3DNOP_EXPR, type=3Dtype@entry=3D0x7ffff65f15e8,=20 op0=3Dop0@entry=3D0x7ffff6720450) at ../../gcc-trunk/gcc/fold-const.c:9= 245 #6 0x0000000000ab00ea in fold_build1_loc (loc=3Dloc@entry=3D2147483650, code=3Dcode@entry=3DNOP_EXPR, type=3D0x7ffff65f15e8,=20 op0=3D0x7ffff6720450) at ../../gcc-trunk/gcc/fold-const.c:13728 #7 0x0000000001572dcf in generic_simplify_359 (loc=3Dloc@entry=3D214748365= 0, type=3Dtype@entry=3D0x7ffff65f1690,=20 captures=3D0x7ffffbfff7a0, bitop=3Dbitop@entry=3DBIT_XOR_EXPR, _p1=3D0x7ffff6720450, _p0=3D0x7ffff61a33a0) at generic-match.c:18945 #8 0x000000000161f20e in generic_simplify_BIT_XOR_EXPR (loc=3D2147483650, type=3Dtype@entry=3D0x7ffff65f1690,=20 _p0=3D_p0@entry=3D0x7ffff61a33a0, _p1=3D_p1@entry=3D0x7ffff6720450, code=3DBIT_XOR_EXPR) at generic-match.c:42342 #9 0x000000000166995e in generic_simplify (loc=3Dloc@entry=3D2147483650, code=3Dcode@entry=3DBIT_XOR_EXPR,=20 type=3Dtype@entry=3D0x7ffff65f1690, _p0=3D_p0@entry=3D0x7ffff61a33a0, _p1=3D_p1@entry=3D0x7ffff6720450) at generic-match.c:84379 #10 0x0000000000aa2946 in fold_binary_loc (loc=3Dloc@entry=3D2147483650, code=3Dcode@entry=3DBIT_XOR_EXPR,=20 type=3Dtype@entry=3D0x7ffff65f1690, op0=3Dop0@entry=3D0x7ffff61a33a0, op1=3Dop1@entry=3D0x7ffff6720450) at ../../gcc-trunk/gcc/fold-const.c:10822 #11 0x0000000000aabd3b in fold_build2_loc (loc=3D2147483650, code=3DBIT_XOR= _EXPR, type=3D0x7ffff65f1690, op0=3D0x7ffff61a33a0,=20 op1=3D0x7ffff6720450) at ../../gcc-trunk/gcc/fold-const.c:13774 #12 0x0000000000aa34cc in fold_binary_loc (loc=3Dloc@entry=3D2147483650, code=3Dcode@entry=3DBIT_XOR_EXPR,=20 type=3Dtype@entry=3D0x7ffff65f1690, op0=3Dop0@entry=3D0x7ffff7ff6cf0, op1=3Dop1@entry=3D0x7ffff61a3380) at ../../gcc-trunk/gcc/fold-const.c:11365 #13 0x0000000000aabd3b in fold_build2_loc (loc=3D2147483650, code=3DBIT_XOR= _EXPR, type=3D0x7ffff65f1690, op0=3D0x7ffff7ff6cf0,=20 op1=3D0x7ffff61a3380) at ../../gcc-trunk/gcc/fold-const.c:13774 #14 0x0000000000aa35a9 in fold_binary_loc (loc=3Dloc@entry=3D2147483650, code=3Dcode@entry=3DBIT_XOR_EXPR,=20 type=3Dtype@entry=3D0x7ffff65f1690, op0=3Dop0@entry=3D0x7ffff7ff6cf0, op1=3Dop1@entry=3D0x7ffff61a3340) at ../../gcc-trunk/gcc/fold-const.c:11397 #15 0x0000000000aabd3b in fold_build2_loc (loc=3D2147483650, code=3DBIT_XOR= _EXPR, type=3D0x7ffff65f1690, op0=3D0x7ffff7ff6cf0,=20 op1=3D0x7ffff61a3340) at ../../gcc-trunk/gcc/fold-const.c:13774 #16 0x0000000000aa35a9 in fold_binary_loc (loc=3Dloc@entry=3D2147483650, code=3Dcode@entry=3DBIT_XOR_EXPR,=20 type=3Dtype@entry=3D0x7ffff65f1690, op0=3Dop0@entry=3D0x7ffff7ff6cf0, op1=3Dop1@entry=3D0x7ffff61a3300) at ../../gcc-trunk/gcc/fold-const.c:11397 #17 0x0000000000aabd3b in fold_build2_loc (loc=3D2147483650, code=3DBIT_XOR= _EXPR, type=3D0x7ffff65f1690, op0=3D0x7ffff7ff6cf0,=20 op1=3D0x7ffff61a3300) at ../../gcc-trunk/gcc/fold-const.c:13774 #18 0x0000000000aa35a9 in fold_binary_loc (loc=3Dloc@entry=3D2147483650, code=3Dcode@entry=3DBIT_XOR_EXPR,=20 type=3Dtype@entry=3D0x7ffff65f1690, op0=3Dop0@entry=3D0x7ffff7ff6cf0, op1=3Dop1@entry=3D0x7ffff61a32c0) at ../../gcc-trunk/gcc/fold-const.c:11397 #19 0x0000000000aabd3b in fold_build2_loc (loc=3D2147483650, code=3DBIT_XOR= _EXPR, type=3D0x7ffff65f1690, op0=3D0x7ffff7ff6cf0,=20 op1=3D0x7ffff61a32c0) at ../../gcc-trunk/gcc/fold-const.c:13774 #20 0x0000000000aa35a9 in fold_binary_loc (loc=3Dloc@entry=3D2147483650, code=3Dcode@entry=3DBIT_XOR_EXPR,=20 type=3Dtype@entry=3D0x7ffff65f1690, op0=3Dop0@entry=3D0x7ffff7ff6cf0, op1=3Dop1@entry=3D0x7ffff61a3280) at ../../gcc-trunk/gcc/fold-const.c:11397 #21 0x0000000000aabd3b in fold_build2_loc (loc=3D2147483650, code=3DBIT_XOR= _EXPR, type=3D0x7ffff65f1690, op0=3D0x7ffff7ff6cf0,=20 op1=3D0x7ffff61a3280) at ../../gcc-trunk/gcc/fold-const.c:13774 #22 0x0000000000aa35a9 in fold_binary_loc (loc=3Dloc@entry=3D2147483650, code=3Dcode@entry=3DBIT_XOR_EXPR,=20 type=3Dtype@entry=3D0x7ffff65f1690, op0=3Dop0@entry=3D0x7ffff7ff6cf0, op1=3Dop1@entry=3D0x7ffff61a3240) at ../../gcc-trunk/gcc/fold-const.c:11397=