[Bug modula2/103574] New: race condition in bootstrap build, trunk 20211203

[doko at debian dot org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103574

            Bug ID: 103574
           Summary: race condition in bootstrap build, trunk 20211203
           Product: gcc
           Version: 12.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: modula2
          Assignee: unassigned at gcc dot gnu.org
          Reporter: doko at debian dot org
  Target Milestone: ---

there seems to be a race condition with a normal bootstrap build, at least on
sme architectures, here on sparc64-linux-gnu:

/usr/bin/sparc64-linux-gnu-ld: cannot find libcommon.a: No such file or
directory
collect2: error: ld returned 1 exit status
make[5]: *** [../../src/gcc/m2/Make-lang.in:1804: stage1/m2/gm2m] Error 1
make[5]: *** Waiting for unfinished jobs....
rm gpl.pod gcc.pod gfdl.pod lto-dump.pod gdc.pod gfortran.pod
make[5]: Leaving directory '/<<PKGBUILDDIR>>/build/gcc'
make[4]: *** [Makefile:5047: all-stage3-gcc] Error 2
make[4]: Leaving directory '/<<PKGBUILDDIR>>/build'
make[3]: *** [Makefile:27484: stage3-bubble] Error 2
make[3]: Leaving directory '/<<PKGBUILDDIR>>/build'
make[2]: *** [Makefile:27548: bootstrap] Error 2
make[2]: Leaving directory '/<<PKGBUILDDIR>>/build'