gcc 4.2.3 bootstrap *seems* to be broken on AIX 5.3

[David Edelsohn]

>>>>> t veith writes:

Thomas> when trying to installl gcc 4.2.3 on AIX 5.3 bootstraps fails in stage3 in configure-target-libmudflap when trying to detect used thread-model:

Thomas> checking for thread model used by GCC... aix
Thomas> aix is an unsupported thread package
Thomas> make[1]: *** [configure-target-libmudflap] Error 1
Thomas> make[1]: Leaving directory `/VWS/ENTW/temp/gcc/obj'
Thomas> make: *** [bootstrap] Error 2

Thomas> I used configure:

Thomas> CONFIG_SHELL=/usr/local/bin/bash ../gcc-4.2.3/configure
Thomas> --prefix=/VWS/ENTW/usr/local --disable-nls --enable-languages=c,c++
Thomas> --enable-libmudflap --enable-mudflap --with-gnu-make
Thomas> --enable-threads=posix 

Thomas> but also:

Thomas> CONFIG_SHELL=/usr/local/bin/bash ../gcc-4.2.3/configure
Thomas> --prefix=/VWS/ENTW/usr/local --disable-nls --enable-languages=c,c++
Thomas> --enable-libmudflap --enable-mudflap --with-gnu-make
Thomas> --enable-threads=single --disable-threads

Thomas> fails.

Thomas> Anyone an idea?

	Do not enable Mudflap on AIX.  Mudflap only is supported on
GNU+Linux and FreeBSD.

	When you override default configuration options, other than
languages and prefix, bootstrap errors are likely to happen.
Configuration parameters for nls, mudflap, and threads should not be
changed on AIX.

David