Internal Compiler Error (ICE) building gcc 8.3.0 on ppc64 Linux

[Peter Bergner]

On 3/25/19 5:05 PM, Brian Groose wrote:
> I am trying to build gcc 8.3.0 on linux ppc64.  I have successfully
> built 5.3.0 without issue on this machine.  When I build 8.3.0,
> however, I hit this error:
[snip]
> In file included from
> /root/gcc/act-gcc-8.3.0-sandbox/gcc-8.3.0/libgcc/libgcc2.c:56:
> /root/gcc/act-gcc-8.3.0-sandbox/gcc-8.3.0/libgcc/libgcc2.c: In
> function ‘__multi3’:
> /root/gcc/act-gcc-8.3.0-sandbox/gcc-8.3.0/libgcc/libgcc2.h:203:20:
> internal compiler error: Segmentation fault
>  #define __NDW(a,b) __ ## a ## ti ## b

This seems familiar and I think it had to do with a broken installed
header file.  Since GCC 6 and GCC 7 built successfully, can you use
one of those compilers to build GCC 8?  If so, that would lead me
to think the system compiler has issues.

Peter