[Buildroot] [Bug 15446] New: snps_arc700_axs101_defconfig; msort.c:200: Error: opcode 'dmb' not supported for target arc700

[bugzilla@busybox.net]

https://bugs.busybox.net/show_bug.cgi?id=15446

            Bug ID: 15446
           Summary: snps_arc700_axs101_defconfig; msort.c:200: Error:
                    opcode 'dmb' not supported for target arc700
           Product: buildroot
           Version: unspecified
          Hardware: All
                OS: Linux
            Status: NEW
          Severity: normal
          Priority: P5
         Component: Other
          Assignee: unassigned@buildroot.uclibc.org
          Reporter: jbglaw@lug-owl.de
                CC: buildroot@uclibc.org
  Target Milestone: ---

While building the snps_arc700_axs101_defconfig sample configuration, the ARC
assembler is missing some option to choose a proper CPU, or the compiler
generates code for some other CPU variant:

[build 2023-03-16 13:30:45]
/var/lib/laminar/run/buildroot-snps_arc700_axs101_defconfig/1/buildroot/output/host/bin/arc-buildroot-linux-gnu-gcc
msort.c -c -std=gnu11 -fgnu89-inline  -Os -fno-
lto -Wall -Wwrite-strings -Wundef -fmerge-all-constants -frounding-math
-fno-stack-protector -fno-common -Wstrict-prototypes -Wold-style-definition
-fmath-errno    -fpie -fexceptions  -ftls-m
odel=initial-exec      -I../include
-I/var/lib/laminar/run/buildroot-snps_arc700_axs101_defconfig/1/buildroot/output/build/glibc-2.36-81-g4f4d7a13edfd2fdc57c9d76e1fd6d017fb47550c/build/stdlib
 
-I/var/lib/laminar/run/buildroot-snps_arc700_axs101_defconfig/1/buildroot/output/build/glibc-2.36-81-g4f4d7a13edfd2fdc57c9d76e1fd6d017fb47550c/build
 -I../sysdeps/unix/sysv/linux/arc  -I../
sysdeps/arc/nptl  -I../sysdeps/unix/sysv/linux/generic/wordsize-32 
-I../sysdeps/unix/sysv/linux/generic  -I../sysdeps/unix/sysv/linux/include
-I../sysdeps/unix/sysv/linux  -I../sysdeps/nptl 
 -I../sysdeps/pthread  -I../sysdeps/gnu  -I../sysdeps/unix/inet 
-I../sysdeps/unix/sysv  -I../sysdeps/unix  -I../sysdeps/posix 
-I../sysdeps/arc/nofpu  -I../sysdeps/ieee754/soft-fp  -I../sysd
eps/arc  -I../sysdeps/wordsize-32  -I../sysdeps/ieee754/flt-32 
-I../sysdeps/ieee754/dbl-64  -I../sysdeps/ieee754  -I../sysdeps/generic  -I..
-I../libio -I. -nostdinc -isystem /var/lib/lamina
r/run/buildroot-snps_arc700_axs101_defconfig/1/buildroot/output/host/lib/gcc/arc-buildroot-linux-gnu/10.2.0/include
-isystem /var/lib/laminar/run/buildroot-snps_arc700_axs101_defconfig/1/buil
droot/output/host/lib/gcc/arc-buildroot-linux-gnu/10.2.0/include-fixed -isystem
/var/lib/laminar/run/buildroot-snps_arc700_axs101_defconfig/1/buildroot/output/host/arc-buildroot-linux-gnu/sys
root/usr/include -D_LIBC_REENTRANT -include
/var/lib/laminar/run/buildroot-snps_arc700_axs101_defconfig/1/buildroot/output/build/glibc-2.36-81-g4f4d7a13edfd2fdc57c9d76e1fd6d017fb47550c/build/
libc-modules.h -DMODULE_NAME=libc -include ../include/libc-symbols.h  -DPIC    
-DTOP_NAMESPACE=glibc -o
/var/lib/laminar/run/buildroot-snps_arc700_axs101_defconfig/1/buildroot/output/build/g
libc-2.36-81-g4f4d7a13edfd2fdc57c9d76e1fd6d017fb47550c/build/stdlib/msort.o -MD
-MP -MF
/var/lib/laminar/run/buildroot-snps_arc700_axs101_defconfig/1/buildroot/output/build/glibc-2.36-81-g4f4
d7a13edfd2fdc57c9d76e1fd6d017fb47550c/build/stdlib/msort.o.dt -MT
/var/lib/laminar/run/buildroot-snps_arc700_axs101_defconfig/1/buildroot/output/build/glibc-2.36-81-g4f4d7a13edfd2fdc57c9d76e1
fd6d017fb47550c/build/stdlib/msort.o
[build 2023-03-16 13:30:46] msort.c: Assembler messages:
[build 2023-03-16 13:30:46] msort.c:200: Error: opcode 'dmb' not supported for
target arc700
[build 2023-03-16 13:30:46] make[3]: *** [../o-iterator.mk:9:
/var/lib/laminar/run/buildroot-snps_arc700_axs101_defconfig/1/buildroot/output/build/glibc-2.36-81-g4f4d7a13edfd2fdc57c9d76e1fd6d
017fb47550c/build/stdlib/msort.o] Error 1
[build 2023-03-16 13:30:46] make[3]: Leaving directory
'/var/lib/laminar/run/buildroot-snps_arc700_axs101_defconfig/1/buildroot/output/build/glibc-2.36-81-g4f4d7a13edfd2fdc57c9d76e1fd6d017fb47550c/stdlib'
[build 2023-03-16 13:30:46] make[2]: *** [Makefile:484: stdlib/subdir_lib]
Error 2
[build 2023-03-16 13:30:46] make[2]: Leaving directory
'/var/lib/laminar/run/buildroot-snps_arc700_axs101_defconfig/1/buildroot/output/build/glibc-2.36-81-g4f4d7a13edfd2fdc57c9d76e1fd6d017fb47550c'
[build 2023-03-16 13:30:46] make[1]: *** [Makefile:9: all] Error 2
[build 2023-03-16 13:30:46] make[1]: Leaving directory
'/var/lib/laminar/run/buildroot-snps_arc700_axs101_defconfig/1/buildroot/output/build/glibc-2.36-81-g4f4d7a13edfd2fdc57c9d76e1fd6d017fb47550c/build'
[build 2023-03-16 13:30:46] make: *** [package/pkg-generic.mk:293:
/var/lib/laminar/run/buildroot-snps_arc700_axs101_defconfig/1/buildroot/output/build/glibc-2.36-81-g4f4d7a13edfd2fdc57c9d76e1fd6d017fb47550c/.stamp_built]
Error 2


Full build log at
http://toolchain.lug-owl.de/laminar/log/buildroot-snps_arc700_axs101_defconfig/1

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