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From: "bruno at clisp dot org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug driver/112836] New: gcc fails when job control is used
Date: Sun, 03 Dec 2023 19:14:07 +0000
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X-Bugzilla-Component: driver
X-Bugzilla-Version: 13.2.1
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X-Bugzilla-Who: bruno at clisp dot org
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D112836

            Bug ID: 112836
           Summary: gcc fails when job control is used
           Product: gcc
           Version: 13.2.1
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: driver
          Assignee: unassigned at gcc dot gnu.org
          Reporter: bruno at clisp dot org
  Target Milestone: ---

A compilation command with gcc failed, when I used bash's job control:

------------------------------------------------------------------------
$ ~/build-32 -C
...
gcc -m32 -DHAVE_CONFIG_H -DEXEEXT=3D\"\" -DEXEEXT=3D\"\" -DNO_XMALLOC -DEXE=
EXT=3D\"\"
-I. -I../../gllib -I..  -DGNULIB_STRICT_CHECKING=3D1
-I/home/bruno/prefix32/include -Wall -fvisibility=3Dhidden -g -O2 -MT
git-merge-changelog.o -MD -MP -MF $depbase.Tpo -c -o git-merge-changelog.o
../../gllib/git-merge-changelog.c &&\
mv -f $depbase.Tpo $depbase.Po
^Z
[1]+  Stopped                 ~/build-32 -C
bruno@localhost:~/testdir-all$ free
               total        used        free      shared  buff/cache=20=20
available
Mem:         2056072      119664     1773880         632      224808=20=20=
=20=20
1936408
Swap:         514072           0      514072
bruno@localhost:~/testdir-all$ fg 1
~/build-32 -C
gcc: fatal error: failed to get exit status: Interrupted system call
compilation terminated.
make[4]: *** [Makefile:11320: git-merge-changelog.o] Error 1
make[4]: Leaving directory '/home/bruno/testdir-all/build-32/gllib'
make[3]: *** [Makefile:11366: all-recursive] Error 1
make[3]: Leaving directory '/home/bruno/testdir-all/build-32/gllib'
make[2]: *** [Makefile:8407: all] Error 2
make[2]: Leaving directory '/home/bruno/testdir-all/build-32/gllib'
make[1]: *** [Makefile:3220: all-recursive] Error 1
make[1]: Leaving directory '/home/bruno/testdir-all/build-32'
make: *** [Makefile:3151: all] Error 2
------------------------------------------------------------------------

The expected behaviour that after 'fg 1', stopped jobs continue to run
without failing.

This is on Linux/sparc64. Versions:
  - gcc (T2SDE) 13.2.1 20231124
  - Linux 6.6.3
  - glibc 2.38=