[Bug target/62254] [4.9/5/6 Regression] gcc-4.9 ICEs on linux kernel zlib for armv3

["ramana at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62254

--- Comment #21 from Ramana Radhakrishnan <ramana at gcc dot gnu.org> ---

(In reply to Nick Clifton from comment #19)
> (In reply to Julien Margetts from comment #17)
> > The following test case still fails with the patch applied (originally bug
> > 70362)
> > 
> > arm-none-eabi-gcc -march=armv3m -c -o c_compat_x_tst.o
> > gcc/testsuite/gcc.dg/compat/scalar-by-value-4_x.c
> 
> 
> I cannot reproduce this failure.  Ie when I compile this test case
> everything works, at -O0 all the way up to -O3.
> 
> This is with today's mainline sources, which has *both* of the patches from
> this PR applied.  These sources no longer contain this assertion:
> 
>   gcc_assert (REG_P (operands[0]));
> 
> although they do contain:
> 
>   gcc_assert (REG_P (outval) || SUBREG_P (outval));
> 
> 
> If the problem really does exist, could someone tell me what outval looks
> like when the assertion is triggered ?


I can't seem to make this fire on trunk anymore and it does look like I was
using a stale build. Sorry about the noise on trunk.

Ramana
> 
> Cheers
>   Nick