[Bug target/68674] ARM attribute target neon warning: incompatible implicit declaration of built-in function

[ktkachov at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68674

ktkachov at gcc dot gnu.org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Keywords|                            |ice-on-valid-code
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2015-12-09
   Target Milestone|---                         |6.0
     Ever confirmed|0                           |1
      Known to fail|                            |6.0

--- Comment #4 from ktkachov at gcc dot gnu.org ---
(In reply to chrbr from comment #3)
> ah yes, try without the "-mfpu=neon". 
> 
> arm-none-eabi-gcc -mcpu=cortex-a9 -mfloat-abi=hard  t.c  -S -O2

Well, my compiler is configured with --with-fpu=neon-vfpv4 ;)
So I need to add an explicit -mfpu=vfp.
I can reproduce it now, thanks.