From 7ceb5eea73565ced4687c5b2c04859dbed9f2ac2 Mon Sep 17 00:00:00 2001
From: Alon Zakai <alonzakai@gmail.com>
Date: Mon, 6 Jan 2014 11:37:10 -0800
Subject: disable vectorization which llvm 3.4 has on by default

---
 tools/shared.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/tools/shared.py b/tools/shared.py
index bd0626dc..90618a97 100644
--- a/tools/shared.py
+++ b/tools/shared.py
@@ -337,7 +337,7 @@ def find_temp_directory():
 # we re-check sanity when the settings are changed)
 # We also re-check sanity and clear the cache when the version changes
 
-EMSCRIPTEN_VERSION = '1.8.3'
+EMSCRIPTEN_VERSION = '1.8.4'
 
 def generate_sanity():
   return EMSCRIPTEN_VERSION + '|' + get_llvm_target() + '|' + LLVM_ROOT
@@ -1163,6 +1163,7 @@ class Building:
     if type(opts) is int:
       opts = Building.pick_llvm_opts(opts)
     #opts += ['-debug-pass=Arguments']
+    opts += ['-disable-loop-vectorization', '-disable-slp-vectorization']
     logging.debug('emcc: LLVM opts: ' + str(opts))
     target = out or (filename + '.opt.bc')
     output = Popen([LLVM_OPT, filename] + opts + ['-o', target], stdout=PIPE).communicate()[0]
-- 
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