PNaCl: Update clang and llvm revision in pnacl/COMPONENT_REVISIONS

pnacl/driver/pnacl-ld.py

 #!/usr/bin/python
 # Copyright (c) 2012 The Native Client Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 from driver_tools import ArchMerge, DriverChain, GetArch, \
     ParseArgs, ParseTriple, RunDriver, RunWithEnv, SetArch, \
     SetExecutableMode, TempNameGen, UnrecognizedOption
 from driver_env import env
 from driver_log import Log
@@ skipping 33 matching lines @@
   'TRANSLATE_FLAGS': '${PIC ? -fPIC} ${!USE_STDLIB ? -nostdlib} ' +
                      '${#SONAME ? -Wl,--soname=${SONAME}} ' +
                      '${#OPT_LEVEL ? -O${OPT_LEVEL}} ' +
                      '--allow-llvm-bitcode-input ' +
                      '${TRANSLATE_FLAGS_USER}',
 
   # Extra pnacl-translate flags specified by the user using -Wt
   'TRANSLATE_FLAGS_USER': '',
 
   'GOLD_PLUGIN_ARGS': '-plugin=${GOLD_PLUGIN_SO} ' +
-                      '-plugin-opt=emit-llvm',
+                      '-plugin-opt=emit-llvm ' +
+                      '-plugin-opt=no-abi-simplify ' +
+                      '-plugin-opt=no-finalize',

[Derek Schuff, 2016/03/07 21:26:18]

So the default is to simplify+finalize, and this disables that, so it can be
done explicitly by pnacl-ld, and leads to the same behavior as before?

[Petr Hosek, 2016/03/07 23:29:43]

Yes, exactly.

 
   'LD_FLAGS'       : '-nostdlib ${@AddPrefix:-L:SEARCH_DIRS} ' +
                      '${STATIC ? -static} ' +
                      '${RELOCATABLE ? -relocatable} ' +
                      '${#SONAME ? --soname=${SONAME}}',
 
   # Flags for native linking.
   # Only allowed if ALLOW_NATIVE is true.
   'LD_FLAGS_NATIVE': '',
 
@@ skipping 528 matching lines @@
   -O<opt-level>               Optimize output file
   -M, --print-map             Print map file on standard output
   --whole-archive             Include all objects from following archives
   --no-whole-archive          Turn off --whole-archive
   -s, --strip-all             Strip all symbols
   -S, --strip-debug           Strip debugging symbols
   -u SYM, --undefined=SYM     Start with undefined reference to SYM
 
   -help | -h                  Output this help.
 """