From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id B3CB4384BC21; Thu, 15 Apr 2021 21:06:00 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org B3CB4384BC21 From: "acoplan at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/100106] New: [10/11 Regression] ICE in gen_movdi, at config/arm/arm.md:6187 since r10-2840-g70cdb21e Date: Thu, 15 Apr 2021 21:06:00 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: target X-Bugzilla-Version: 11.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: acoplan at gcc dot gnu.org 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: bug_id short_desc product version bug_status bug_severity priority component assigned_to reporter target_milestone Message-ID: 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, 15 Apr 2021 21:06:00 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D100106 Bug ID: 100106 Summary: [10/11 Regression] ICE in gen_movdi, at config/arm/arm.md:6187 since r10-2840-g70cdb21e Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: acoplan at gcc dot gnu.org Target Milestone: --- The following fails: $ cat test.c union a { float _Complex b; long long c; }; void g(union a); void e() { union a f =3D {1.0f}; g(f); } $ gcc/xgcc -B gcc test.c -c -O during RTL pass: expand test.c: In function =E2=80=98e=E2=80=99: test.c:9:11: internal compiler error: in gen_movdi, at config/arm/arm.md:61= 87 9 | union a f =3D {1.0f}; | ^ 0x1de9e64 gen_movdi(rtx_def*, rtx_def*) /home/alecop01/toolchain/src/gcc/gcc/config/arm/arm.md:6187 0xdb9086 rtx_insn* insn_gen_fn::operator()(rtx_def*, rtx_def*) const /home/alecop01/toolchain/src/gcc/gcc/recog.h:407 0xd8ff58 emit_move_insn_1(rtx_def*, rtx_def*) /home/alecop01/toolchain/src/gcc/gcc/expr.c:3766 0xd909ca emit_move_insn(rtx_def*, rtx_def*) /home/alecop01/toolchain/src/gcc/gcc/expr.c:3936 0xd69cbb store_bit_field_1 /home/alecop01/toolchain/src/gcc/gcc/expmed.c:804 0xd6b8bb store_bit_field(rtx_def*, poly_int<1u, unsigned long>, poly_int<1u, unsigned long>, poly_int<1u, unsigned long>, poly_int<1u, unsigned long>, machine_mode, rtx_def*, bool) /home/alecop01/toolchain/src/gcc/gcc/expmed.c:1183 0xd9eaef store_field /home/alecop01/toolchain/src/gcc/gcc/expr.c:7353 0xd95ddf expand_assignment(tree_node*, tree_node*, bool) /home/alecop01/toolchain/src/gcc/gcc/expr.c:5482 0xbf2c4e expand_gimple_stmt_1 /home/alecop01/toolchain/src/gcc/gcc/cfgexpand.c:3910 0xbf303d expand_gimple_stmt /home/alecop01/toolchain/src/gcc/gcc/cfgexpand.c:4008 0xbfbaa3 expand_gimple_basic_block /home/alecop01/toolchain/src/gcc/gcc/cfgexpand.c:6045 0xbfd954 execute /home/alecop01/toolchain/src/gcc/gcc/cfgexpand.c:6729 Please submit a full bug report, with preprocessed source if appropriate. Please include the complete backtrace with any bug report. See for instructions. Started with r10-2840-g70cdb21e579191fe9f0f1d45e328908e59c0179e.=