am 59c858fc: Merge "Remove special x86 flag that disables tail call optimization."
am 59c858fc: Merge "Remove special x86 flag that disables tail call optimization."

* commit '59c858fc94d4cf45a260da81176372ca2a4b77ef':
  Remove special x86 flag that disables tail call optimization.

xorware/android_build,xorware/android_build,xorware/android_build,xorware/android_build,xorware/android_build