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From: "fkastl at suse dot cz" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug target/113114] New: ICE in try_promote_writeback aarch64-ldp-fusion.cc
Date: Fri, 22 Dec 2023 13:52:34 +0000	[thread overview]
Message-ID: <bug-113114-4@http.gcc.gnu.org/bugzilla/> (raw)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113114

            Bug ID: 113114
           Summary: ICE in try_promote_writeback aarch64-ldp-fusion.cc
           Product: gcc
           Version: 14.0
            Status: UNCONFIRMED
          Keywords: ice-on-valid-code, needs-bisection
          Severity: normal
          Priority: P3
         Component: target
          Assignee: unassigned at gcc dot gnu.org
          Reporter: fkastl at suse dot cz
  Target Milestone: ---
              Host: x86_64-pc-linux-gnu
            Target: aarch64-linux-gnu

While compiling the GCC testcase gcc.c-torture/execute/pr59643.c using an
aarch64 crosscompiler with these options

aarch64-linux-gnu-gcc
/home/worker/buildworker/tiber-option-juggler/build/gcc/testsuite/gcc.c-torture/execute/pr59643.c
-mabi=ilp32 -O2

the compiler runs into an ICE

during RTL pass: ldp_fusion
/home/worker/buildworker/tiber-option-juggler/build/gcc/testsuite/gcc.c-torture/execute/pr59643.c:
In function ‘foo’:
/home/worker/buildworker/tiber-option-juggler/build/gcc/testsuite/gcc.c-torture/execute/pr59643.c:11:1:
internal compiler error: in try_promote_writeback, at
config/aarch64/aarch64-ldp-fusion.cc:2604
   11 | }
      | ^
0x789ba3 try_promote_writeback
       
/home/worker/buildworker/tiber-gcc-trunk-aarch64/build/gcc/config/aarch64/aarch64-ldp-fusion.cc:2604
0x789ba3 ldp_fusion_bb(rtl_ssa::bb_info*)
       
/home/worker/buildworker/tiber-gcc-trunk-aarch64/build/gcc/config/aarch64/aarch64-ldp-fusion.cc:2635
0x11bc4a7 ldp_fusion()
       
/home/worker/buildworker/tiber-gcc-trunk-aarch64/build/gcc/config/aarch64/aarch64-ldp-fusion.cc:2655
0x11bc528 execute
       
/home/worker/buildworker/tiber-gcc-trunk-aarch64/build/gcc/config/aarch64/aarch64-ldp-fusion.cc:2705
Please submit a full bug report, with preprocessed source (by using
-freport-bug).
Please include the complete backtrace with any bug report.
See <https://gcc.gnu.org/bugs/> for instructions.


Configuration of the compiler:

Using built-in specs.
COLLECT_GCC=/home/worker/cross/bin/aarch64-linux-gnu-gcc
COLLECT_LTO_WRAPPER=/home/worker/cross/libexec/gcc/aarch64-linux-gnu/14.0.0/lto-wrapper
Target: aarch64-linux-gnu
Configured with:
/home/worker/buildworker/tiber-gcc-trunk-aarch64/build/configure
--enable-languages=c,c++,fortran,rust,m2 --disable-bootstrap
--disable-libsanitizer --disable-multilib --enable-checking=release
--prefix=/home/worker/cross --target=aarch64-linux-gnu
--with-as=/usr/bin/aarch64-suse-linux-as
Thread model: posix
Supported LTO compression algorithms: zlib zstd
gcc version 14.0.0 20231221 (experimental)
ec2ec24a4d4d1175f72641a95010c2312eb38ccd (GCC)

             reply	other threads:[~2023-12-22 13:52 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-12-22 13:52 fkastl at suse dot cz [this message]
2023-12-22 16:59 ` [Bug target/113114] [14 Regression] ICE compiling gcc.c-torture/execute/pr59643.cwith -mabi=ilp32; " pinskia at gcc dot gnu.org
2024-01-02 14:45 ` acoplan at gcc dot gnu.org
2024-01-08 12:51 ` jakub at gcc dot gnu.org
2024-01-17 15:54 ` acoplan at gcc dot gnu.org
2024-01-17 15:57 ` acoplan at gcc dot gnu.org
2024-01-17 16:31 ` acoplan at gcc dot gnu.org
2024-01-18 16:32 ` acoplan at gcc dot gnu.org
2024-01-19 10:16 ` acoplan at gcc dot gnu.org
2024-01-19 14:03 ` acoplan at gcc dot gnu.org
2024-01-23 10:58 ` cvs-commit at gcc dot gnu.org
2024-01-23 10:59 ` acoplan at gcc dot gnu.org

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