Subzero. ARM32. Nonsfi.

pydir/build-runtime.py

 #!/usr/bin/env python2
 
 import argparse
 import os
 import shutil
 import tempfile
 
 import targets
 from utils import shellcmd
 from utils import FindBaseNaCl
 
 
 def Translate(ll_files, extra_args, obj, verbose):
   """Translate a set of input bitcode files into a single object file.
 
   Use pnacl-llc to translate textual bitcode input ll_files into object file
   obj, using extra_args as the architectural flags.
   """
   shellcmd(['cat'] + ll_files + ['|',
             'pnacl-llc',
             '-externalize',
             '-function-sections',
             '-O2',
             '-filetype=obj',
             '-bitcode-format=llvm',
+            '-arm-enable-dwarf-eh=1',

[Jim Stichnoth, 2016/02/10 06:35:59]

Just checking - is this flag also happening in the PNaCl target library build
scripts?

[John, 2016/02/10 15:41:13]

Are you asking if this is park of pnacl-translate.py? I just verified -- it is.
:)

[Jim Stichnoth, 2016/02/10 17:00:21]

I actually meant toolchain_build/pnacl_targetlibs.py (I assume that's also true,
but I could be wrong).

             '-o', obj
     ] + extra_args, echo=verbose)
   shellcmd(['le32-nacl-objcopy',
             '--strip-symbol=nacl_tp_tdb_offset',
             '--strip-symbol=nacl_tp_tls_offset',
             obj
     ], echo=verbose)
 
 
 def PartialLink(obj_files, extra_args, lib, verbose):
@@ skipping 135 matching lines @@
 
     finally:
         try:
             shutil.rmtree(tempdir)
         except OSError as exc:
             if exc.errno != errno.ENOENT: # ENOENT - no such file or directory
                 raise # re-raise exception
 
 if __name__ == '__main__':
     main()