From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 8340 invoked by alias); 31 Oct 2012 02:05:35 -0000 Received: (qmail 32366 invoked by uid 48); 31 Oct 2012 02:04:20 -0000 From: "hjl.tools at gmail dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug middle-end/55142] New: [4.8 Regression] internal compiler error: in plus_constant, at explow.c:88 Date: Wed, 31 Oct 2012 02:05:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: middle-end X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: hjl.tools at gmail dot com X-Bugzilla-Status: UNCONFIRMED X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Changed-Fields: Message-ID: X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org X-SW-Source: 2012-10/txt/msg02914.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D55142 Bug #: 55142 Summary: [4.8 Regression] internal compiler error: in plus_constant, at explow.c:88 Classification: Unclassified Product: gcc Version: 4.8.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: middle-end AssignedTo: unassigned@gcc.gnu.org ReportedBy: hjl.tools@gmail.com CC: rdsandiford@googlemail.com, ubizjak@gmail.com [hjl@gnu-tools-1 delta-2006.08.03]$ cat x.c typedef int int32_t; typedef unsigned int uint32_t; typedef int32_t Elf32_Sword; typedef struct { Elf32_Sword d_tag; } Elf32_Dyn; struct link_map { Elf32_Dyn *l_ld; Elf32_Dyn *l_info[34]; }; extern struct link_map _dl_rtld_map __attribute__ ((visibility ("hidden"))); static void elf_get_dynamic_info (struct link_map *l) { Elf32_Dyn *dyn =3D l->l_ld; Elf32_Dyn **info; info =3D l->l_info; while (dyn->d_tag !=3D 0) { if (dyn->d_tag < 11) info[0x6ffffeff - dyn->d_tag + 12] =3D dyn; ++dyn; } } void dl_start (void) { elf_get_dynamic_info (&_dl_rtld_map); } [hjl@gnu-tools-1 delta-2006.08.03]$ /export/build/gnu/gcc-x32/release/usr/gcc-4.8.0-x32/bin/gcc -mx32 -mtune=3Dgeneric -march=3Dx86-64 x.c -S -O2 -fPIC -maddress-mode=3Dlong x.c: In function =E2=80=98dl_start=E2=80=99: x.c:22:37: internal compiler error: in plus_constant, at explow.c:88 info[0x6ffffeff - dyn->d_tag + 12] =3D dyn; ^ 0x6a656a plus_constant(machine_mode, rtx_def*, long) /export/gnu/import/git/gcc/gcc/explow.c:88 0xb107e7 ix86_expand_move(machine_mode, rtx_def**) /export/gnu/import/git/gcc/gcc/config/i386/i386.c:15973 0xb85c3e gen_movsi(rtx_def*, rtx_def*) /export/gnu/import/git/gcc/gcc/config/i386/i386.md:1813 0x6c11f4 emit_move_insn_1(rtx_def*, rtx_def*) /export/gnu/import/git/gcc/gcc/expr.c:3418 0x6c14f0 emit_move_insn(rtx_def*, rtx_def*) /export/gnu/import/git/gcc/gcc/expr.c:3512 0x6a6d2e copy_to_mode_reg(machine_mode, rtx_def*) /export/gnu/import/git/gcc/gcc/explow.c:645 0x825bc2 maybe_legitimize_operand /export/gnu/import/git/gcc/gcc/optabs.c:8080 0x825bc2 maybe_legitimize_operands(insn_code, unsigned int, unsigned int, expand_operand*) /export/gnu/import/git/gcc/gcc/optabs.c:8142 0x825cf8 maybe_gen_insn(insn_code, unsigned int, expand_operand*) /export/gnu/import/git/gcc/gcc/optabs.c:8160 0x829364 expand_binop_directly /export/gnu/import/git/gcc/gcc/optabs.c:1461 0x82773d expand_binop(machine_mode, optab_tag, rtx_def*, rtx_def*, rtx_def*, int, optab_methods) /export/gnu/import/git/gcc/gcc/optabs.c:1530 0x6c5d78 force_operand(rtx_def*, rtx_def*) /export/gnu/import/git/gcc/gcc/expr.c:7057 0x6a6d52 copy_to_mode_reg(machine_mode, rtx_def*) /export/gnu/import/git/gcc/gcc/explow.c:641 0x825bc2 maybe_legitimize_operand /export/gnu/import/git/gcc/gcc/optabs.c:8080 0x825bc2 maybe_legitimize_operands(insn_code, unsigned int, unsigned int, expand_operand*) /export/gnu/import/git/gcc/gcc/optabs.c:8142 0x825cf8 maybe_gen_insn(insn_code, unsigned int, expand_operand*) /export/gnu/import/git/gcc/gcc/optabs.c:8160 0x825f69 maybe_emit_unop_insn(insn_code, rtx_def*, rtx_def*, rtx_code) /export/gnu/import/git/gcc/gcc/optabs.c:3774 0x825ff8 emit_unop_insn(insn_code, rtx_def*, rtx_def*, rtx_code) /export/gnu/import/git/gcc/gcc/optabs.c:3796 0x6c27b0 convert_modes(machine_mode, machine_mode, rtx_def*, int) /export/gnu/import/git/gcc/gcc/expr.c:784 0x6a7161 memory_address_addr_space(machine_mode, rtx_def*, unsigned char) /export/gnu/import/git/gcc/gcc/explow.c:429 Please submit a full bug report, with preprocessed source if appropriate. Please include the complete backtrace with any bug report. See for instructions. [hjl@gnu-tools-1 delta-2006.08.03]$