PPC bootstrap

[Clinton Popetz]

On Wed, Apr 05, 2000 at 06:18:15PM -0600, Tom Tromey wrote:
> I tried to build the current gcc on powerpc-unknown-linux-gnu today.
> It failed.  Here is a sample error (I get many of these):
> 
> /home/tromey/egcs/E-build/gcc/xgcc -B/home/tromey/egcs/E-build/gcc/ -B/home/tromey/egcs/install/powerpc-unknown-linux-gnu/bin/ -I/home/tromey/egcs/install/powerpc-unknown-linux-gnu/include -O2   -DIN_GCC    -g -O2 -I./include  -fPIC -g1 -DHAVE_GTHR_DEFAULT -DIN_LIBGCC2 -D__GCC_FLOAT_NOT_NEEDED   -msoft-float -fPIC -mstrict-align  -g -O2 -I. -I../../egcs/gcc -I../../egcs/gcc/config -I../../egcs/gcc/../include \
>   -c ../../egcs/gcc/cp/new2.cc -DL_op_vnewnt -o opvnewnt.o
> ./../egcs/gcc/cp/new2.cc: In function `void *operator new [] (unsigned
> ./../egcs/gcc/cp/new2.cc: int, const nothrow_t &)':
> ./../egcs/gcc/cp/new2.cc:47: warning: ICE: would have deleted
> ./../egcs/gcc/cp/new2.cc:47: warning: prologue/epilogue insn
> (insn 121 119 122 (set (reg:SI 30 r30)
>         (plus:SI (reg:SI 0 r0)
>             (reg:SI 30 r30))) -1 (nil)
>     (nil))

That isn't fatal (or shouldn't be.)  It's flow complaining about a possible
bad thing, which in this case is not actually bad.  But it is a warning...

It will eventually go away when we figure out a scheme to signal that a
prologue insn is deletable.

			-Clint