[gnugo-devel] gcc 2.95 and 3.1

[Teun Burgers]

Arend wrote:

> Hmm, I didn't catch this because I was using gcc 3.1 for compiling
> (which yields slightly faster code -- compilation takes longer however).
> 
> It suspect that the option -Wp,lang-c89 should take care of forcing a
> failure here. However, I cannot find this option in either the
> documentation of gcc-2.95.3 nor 3.1
> I can force gcc 3.1 to produce a warning there with -ansi -pedantic. But
> that causes tons of other warnings due to the variadic macros.
> 
> I guess I will switch back to gcc 2.95.

gcc 3.1 is not as stable as 2.95. These are my experiences so far:

- won't bootstrap on Tru64 due to an internal compiler error in stage2
- is available in binary form for DJGPP, but:
  - is much slower than 2.95
  - won't compile interface/gmp.c for reasons unclear to me.

Teun