"Some files are gone in the process" build failure(s)
clang 9.0.1
| Package | Version | Supposed error message | Full log | 
Bug report | 
|  boinc-app-seti  | 8.00~svn4035-1 | checking if g++ supports -c -o file.o... /bin/rm: cannot remove 'conftest*': No such file or directory
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|  cxref  | 1.6e-3 | mv: cannot stat 'README.c.tex': No such file or directory
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|  flang  | 20190329-5 | clang: error: unable to execute command: No such file or directory
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|  kst  | 2.0.8-3 | clang: error: no such file or directory: '/Yc/<>/obj-x86_64-linux-gnu/src/libkst/kstcore_pch.h'
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|  libboost-geometry-utils-perl  | 0.15-2 | Can't exec "clang++": No such file or directory at /usr/share/perl/5.30/ExtUtils/CBuilder/Base.pm line 342.
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|  libdeflate  | 1.5-3 | : Could not read profile default.profdata: No such file or directory
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|  libmath-clipper-perl  | 1.29-1 | Can't exec "clang++": No such file or directory at /usr/share/perl/5.30/ExtUtils/CBuilder/Base.pm line 342.
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|  libselinux  | 3.0-1 | clang: error: no such file or directory: 'temp.aux'
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|  libsemanage  | 3.0-1 | clang: error: no such file or directory: 'temp.aux'
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|  libsrtp2  | 2.3.0-2 | ./rtpw: error while loading shared libraries: libsrtp2.so.1: cannot open shared object file: No such file or directory
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|  ncl  | 6.6.2-1 | clang: error: no such file or directory: '1'
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|  perl  | 5.30.0-9 | Can't open gnu/stubs-x32.h: No such file or directory
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|  slic3r  | 1.3.0+dfsg1-3 | Can't exec "clang++": No such file or directory at /usr/share/perl/5.30/ExtUtils/CBuilder/Base.pm line 342.
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13 errors