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From: "ujszhangc at gmail dot com" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug target/114008] New: Internal compiler error, segmentation fault
Date: Tue, 20 Feb 2024 09:21:58 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D114008

            Bug ID: 114008
           Summary: Internal compiler error, segmentation fault
           Product: gcc
           Version: 9.4.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: target
          Assignee: unassigned at gcc dot gnu.org
          Reporter: ujszhangc at gmail dot com
  Target Milestone: ---

Using built-in specs.
COLLECT_GCC=3Dgcc
COLLECT_LTO_WRAPPER=3D/usr/lib/gcc/x86_64-linux-gnu/9/lto-wrapper
OFFLOAD_TARGET_NAMES=3Dnvptx-none:hsa
OFFLOAD_TARGET_DEFAULT=3D1
Target: x86_64-linux-gnu
Thread model: posix
gcc version 9.4.0 (Ubuntu 9.4.0-1ubuntu1~20.04.2)=20


$ gcc test.c=20

during IPA pass: targetclone
test.c:4:1: internal compiler error: Segmentation fault
    4 | __typeof(__tanh) tanhf64
__attribute__((alias("__tanh"),target_clones("arch=3Dhaswell", "default")));
      | ^~~~~~~~
Please submit a full bug report,
with preprocessed source if appropriate.
See <file:///usr/share/doc/gcc-9/README.Bugs> for instructions.

This is the code in test.c.

__attribute__((target_clones("arch=3Dhaswell", "default")))
int __tanh() {}

__typeof(__tanh) tanhf64
__attribute__((alias("__tanh"),target_clones("arch=3Dhaswell", "default")))=
;=