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jvoung authored
Toggles use of Subzero for x86-32 when given the --enable-pnacl-subzero flag (bikeshedding welcome). Is not used when debug metadata is present. Subzero O2 is approximately LLC O0 so adjust the optlevels. There isn't a way to select Subzero O0. BUG= https://code.google.com/p/nativeclient/issues/detail?id=4091 CQ_EXTRA_TRYBOTS=tryserver.chromium.linux:linux_chromium_dbg_32_ng,linux_nacl_sdk_build TEST= (1) build 32-bit chrome under 64-bit kernel but a 32-bit linux container and install 64-bit libc/libstdc++. (2) xvfb-run --server-args="-screen 0 1024x768x24" out/Release/browser_tests --gtest_filter=*PnaclSubzero* Review URL: https://codereview.chromium.org/1005173006 Cr-Commit-Position: refs/heads/master@{#323063}
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