[Bug target/54212] New: ARM: invalid instruction (vdupeq.32) generated

[mans at mansr dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54212

             Bug #: 54212
           Summary: ARM: invalid instruction (vdupeq.32) generated
    Classification: Unclassified
           Product: gcc
           Version: 4.7.1
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: target
        AssignedTo: unassig...@gcc.gnu.org
        ReportedBy: m...@mansr.com


Created attachment 27967
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=27967
Test case

Compiling the attached file produces the invalid instruction vdupeq.32 (vdup is
not conditional).  The error occurs only when all of -mcpu=cortex-a9 -mfpu=neon
-mfloat-abi=hard -O3 -ffast-math are specified.  Targeting other cores or
generic armv7-a does not exhibit the problem.