[ClangBuilder] Remove -flang-experimental-exec flag

[antmo]

Summary

This flag has been removed from LLVM ( https://reviews.llvm.org/D153379 )

Fix broken bots by also removing the flag here

• clang-aarch64-sve-vla-2stage https://lab.llvm.org/buildbot/#/builders/198/builds/2907
• clang-aarch64-sve-vls-2stage https://lab.llvm.org/buildbot/#/builders/176/builds/2851
• clang-aarch64-sve-vla https://lab.llvm.org/buildbot/#/builders/197/builds/6950
• clang-aarch64-sve-vls https://lab.llvm.org/buildbot/#/builders/184/builds/4485

[awarzynski]

Thanks for the quick fix, LGTM!

[antmo]

Thanks for the review @awarzynski !
Could you please merge it for me?
( just sent commit access request )

[awarzynski]

In D153501#4440074, @antmo wrote:

Thanks for the review @awarzynski !
Could you please merge it for me?
( just sent commit access request )

Done: https://github.com/llvm/llvm-zorg/commit/4a882f9a2107764da3fafc52c2f632e2265fa07a :)

[antmo]

thanks!

zorg/buildbot/builders/ClangBuilder.py

if runTestSuite:
                               '--cc', cc,
                               '--cxx', cxx,
                               '--use-lit', lit]
             # Enable fortran if flang is checked out
             if checkout_flang:
                 fortran_flags = [
                         '--cmake-define=TEST_SUITE_FORTRAN:STRING=ON',
                         '--cmake-define=CMAKE_Fortran_FLAGS:STRING=' +
-                            '-flang-experimental-exec -lpgmath',
+                            '-lpgmath',
                         util.Interpolate(
                             '--cmake-define=CMAKE_Fortran_COMPILER=' +
                             '%(prop:builddir)s/'+compiler_path+'/bin/'+fc)]
                 test_suite_cmd.extend(fortran_flags)
             # Append any option provided by the user
             test_suite_cmd.extend(testsuite_flags)
 
         # Only submit if a URL has been specified