https://sourceware.org/bugzilla/show_bug.cgi?id=29309
Bug ID: 29309
Summary: Assembler Segmentation Fault when -g is given
Product: binutils
Version: 2.34
Status: UNCONFIRMED
Severity: normal
Priority: P2
Component: gas
Assignee: unassigned at sourceware dot org
Reporter: volker.weissmann at gmx dot de
Target Milestone: ---
I'm not sure if this is a bug in GCC or in as.
$ gcc -g -c bug.S --save-temps
bug.s: Assembler messages:
bug.s: Internal error (Segmentation fault).
Please report this bug.
$ as -g -c bug.S
$ cat bug.s
# 0 "bug.S"
# 1 "/home/volker/Documents/bug//"
# 0 "<built-in>"
# 0 "<command-line>"
# 1 "/usr/include/stdc-predef.h" 1 3 4
# 0 "<command-line>" 2
# 1 "bug.S"
.text
.globl square_unsigned
.type square_unsigned,@function
square_unsigned:
imull %edi, %edi
movl %edi, %eax
retq
$ gcc -v
Using built-in specs.
COLLECT_GCC=gcc
COLLECT_LTO_WRAPPER=/usr/lib/gcc/x86_64-pc-linux-gnu/12.1.0/lto-wrapper
Target: x86_64-pc-linux-gnu
Configured with: /build/gcc/src/gcc/configure
--enable-languages=c,c++,ada,fortran,go,lto,objc,obj-c++ --enable-bootstrap
--prefix=/usr --libdir=/usr/lib --libexecdir=/usr/lib --mandir=/usr/share/man
--infodir=/usr/share/info --with-bugurl=https://bugs.archlinux.org/
--with-linker-hash-style=gnu --with-system-zlib --enable-__cxa_atexit
--enable-cet=auto --enable-checking=release --enable-clocale=gnu
--enable-default-pie --enable-default-ssp --enable-gnu-indirect-function
--enable-gnu-unique-object --enable-linker-build-id --enable-lto
--enable-multilib --enable-plugin --enable-shared --enable-threads=posix
--disable-libssp --disable-libstdcxx-pch --disable-werror
--with-build-config=bootstrap-lto --enable-link-serialization=1
Thread model: posix
Supported LTO compression algorithms: zlib zstd
gcc version 12.1.0 (GCC)
$ as --version
GNU assembler (GNU Binutils) 2.34.50.20200328
Copyright (C) 2020 Free Software Foundation, Inc.
This program is free software; you may redistribute it under the terms of
the GNU General Public License version 3 or later.
This program has absolutely no warranty.
This assembler was configured for a target of `x86_64-pc-linux-gnu'.
$ uname -a
Linux battle 5.18.6-arch1-1 #1 SMP PREEMPT_DYNAMIC Wed, 22 Jun 2022 18:10:56
+0000 x86_64 GNU/Linux
I'm on Arch Linux.
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