[Bug 50653] New: Wine fails to build with clang-10.0 as a crosscompiler

[WineHQ Bugzilla]

https://bugs.winehq.org/show_bug.cgi?id=50653

Bug ID: 50653
           Summary: Wine fails to build with clang-10.0 as a crosscompiler
           Product: Wine
           Version: 6.1
          Hardware: x86-64
                OS: Linux
            Status: NEW
          Keywords: regression
          Severity: blocker
          Priority: P2
         Component: tools
          Assignee: [e-mail]
          Reporter: [e-mail]
                CC: [e-mail]
   Regression SHA1: 8c2ad8e403fbc30355eacda1d315f36e812ec15b
      Distribution: ---

$ clang --version
clang version 10.0.0 
Target: x86_64-unknown-linux-gnu
Thread model: posix
InstalledDir: /usr/bin

$ make
...
tools/winebuild/winebuild -b x86_64-windows -w --implib -o
dlls/ucrtbase/libucrtbase.cross.a --export \
  ../wine.src/dlls/ucrtbase/ucrtbase.spec dlls/ucrtbase/crt_gccmain.cross.o \
  dlls/ucrtbase/crt_main.cross.o dlls/ucrtbase/crt_winmain.cross.o
dlls/ucrtbase/crt_wmain.cross.o \
  dlls/ucrtbase/crt_wwinmain.cross.o dlls/ucrtbase/mathf.cross.o
dlls/ucrtbase/printf.cross.o
ucrtbase.dll: not a COFF object, bitcode, archive or resource file
winebuild: /usr/bin/lld-link failed with status 1
make: *** [Makefile:161453: dlls/ucrtbase/libucrtbase.cross.a] Error 1

This is an out of the tree wow64 build.