Devuan bug report logs -
#565
tg3.c:8159:1: error: unrecognizable insn:
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This is an automatic notification regarding your bug report
which was filed against the gcc-11 package:
#565: tg3.c:8159:1: error: unrecognizable insn:
It has been closed by Mark Hindley <mark@hindley.org.uk>.
Their explanation is attached below along with your original report.
If this explanation is unsatisfactory and you have not received a
better one in a separate message then please contact Mark Hindley <mark@hindley.org.uk> by
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--
565: https://bugs.devuan.org/cgi/bugreport.cgi?bug=565
Devuan Bug Tracking System
Contact owner@bugs.devuan.org with problems
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Version: 11-20210327-1
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Package: gcc-11
Version: 11-20210306-1
Severity: normal
Dear Maintainer,
*** Reporter, please consider answering these questions, where appropriate ***
* What led up to the situation?
Attempting to build Linux kernel 5.12.0-rc2 with gcc-11
drivers/net/ethernet/broadcom/tg3.c: In function ‘tg3_start_xmit’:
drivers/net/ethernet/broadcom/tg3.c:8159:1: error: unrecognizable insn:
8159 | }
| ^
(insn 251 1381 1452 24 (parallel [
(set (reg:SI 0 ax [orig:522 sum ] [522])
(asm_operands:SI (" addl %1, %0
adcl %2, %0
adcl %3, %0
adcl $0, %0
") ("=r") 0 [
(mem:SI (plus:DI (mem/c:DI (plus:DI (reg/f:DI 7 sp)
(const_int 80 [0x50])) [565 %sfp+-24 S8
A64])
(const_int 16 [0x10])) [4 MEM[(struct iphdr *)_2
61].daddr+0 S4 A32])
(mem:SI (plus:DI (mem/c:DI (plus:DI (reg/f:DI 7 sp)
(const_int 80 [0x50])) [565 %sfp+-24 S8
A64])
(const_int 12 [0xc])) [4 MEM[(struct iphdr *)_26
1].saddr+0 S4 A32])
(const_int 1536 [0x600])
(reg:SI 0 ax [orig:522 sum ] [522])
]
[
(asm_input:SI ("g") ./arch/x86/include/asm/checksum_64.h
:91)
(asm_input:SI ("g") ./arch/x86/include/asm/checksum_64.h
:91)
(asm_input:SI ("g") ./arch/x86/include/asm/checksum_64.h
:91)
(asm_input:SI ("0") ./arch/x86/include/asm/checksum_64.h
:91)
]
[] ./arch/x86/include/asm/checksum_64.h:91))
(clobber (reg:CC 17 flags))
]) "./arch/x86/include/asm/checksum_64.h":91:2 -1
(nil))
during RTL pass: reload
drivers/net/ethernet/broadcom/tg3.c:8159:1: internal compiler error: in extract_
constrain_insn, at recog.c:2670
0xcd039b _fatal_insn(char const*, rtx_def const*, char const*, int, char const*)
../../src/gcc/rtl-error.c:108
0xcd052b _fatal_insn_not_found(rtx_def const*, char const*, int, char const*)
../../src/gcc/rtl-error.c:116
0x954af4 extract_constrain_insn(rtx_insn*)
../../src/gcc/recog.c:2670
0x954af4 extract_constrain_insn(rtx_insn*)
../../src/gcc/recog.c:2666
0x954af4 check_rtl
../../src/gcc/lra.c:2087
0x176d87c lra(_IO_FILE*)
../../src/gcc/lra.c:2505
0x176c249 do_reload
../../src/gcc/ira.c:5827
0x176c249 execute
../../src/gcc/ira.c:6013
* What exactly did you do (or not do) that was effective (or
ineffective)?
* What was the outcome of this action?
* What outcome did you expect instead?
*** End of the template - remove these template lines ***
This appears to be the same or similar bug as:
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99461
-- System Information:
Distributor ID: Devuan
Description: Devuan GNU/Linux 4 (chimaera/ceres)
Release: testing/unstable
Codename: n/a
Architecture: x86_64
Kernel: Linux 5.12.0-rc2+ (SMP w/4 CPU threads)
Locale: LANG=en_AU.UTF-8, LC_CTYPE=en_AU.UTF-8 (charmap=UTF-8), LANGUAGE=en_GB
Shell: /bin/sh linked to /bin/bash
Init: sysvinit (via /sbin/init)
Versions of packages gcc-11 depends on:
ii binutils 2.36.1-5
ii cpp-11 11-20210306-1
ii gcc-11-base 11-20210306-1
ii libc6 2.31-9
ii libcc1-0 11-20210306-1
ii libgcc-11-dev 11-20210306-1
ii libgcc-s1 11-20210306-1
ii libgmp10 2:6.2.1+dfsg-1
ii libisl23 0.23-1
ii libmpc3 1.2.0-1
ii libmpfr6 4.1.0-3
ii libstdc++6 10.2.1-6
ii libzstd1 1.4.8+dfsg-2.1
ii zlib1g 1:1.2.11.dfsg-2
Versions of packages gcc-11 recommends:
ii libc6-dev 2.31-9
Versions of packages gcc-11 suggests:
pn gcc-11-doc <none>
pn gcc-11-locales <none>
pn gcc-11-multilib <none>
-- no debconf information
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