[Bug tree-optimization/55052] [4.8 regression] vect-widening tests are failing and giving wrong results

[ramana at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55052

--- Comment #4 from Ramana Radhakrishnan <ramana at gcc dot gnu.org> 2012-11-28 02:25:38 UTC ---
Created attachment 28812
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=28812
testcase and dumps.

regenerate with command line options

-mcpu=cortex-a15 -mfpu=neon -mfloat-abi=hard -O3 

on a cross-compiler configured for arm-linux-gnueabi