All ARM sample now build with gcc-4.3.1! :-)
Unfortunately (fortunately?), this implies using a uClibc snapshot.

/trunk/samples/armeb-unknown-linux-uclibc/uClibc-20080801.config | 243 243 0 0 ++++++++++
/trunk/samples/armeb-unknown-linux-uclibc/crosstool.config | 29 17 12 0 +
/trunk/samples/arm-unknown-linux-gnueabi/crosstool.config | 13 8 5 0 +
/trunk/samples/arm-unknown-linux-uclibcgnueabi/uClibc-20080801.config | 243 243 0 0 ++++++++++
/trunk/samples/arm-unknown-linux-uclibcgnueabi/crosstool.config | 29 17 12 0 +
/trunk/samples/armeb-unknown-linux-gnu/crosstool.config | 13 8 5 0 +
/trunk/samples/arm-unknown-linux-uclibc/uClibc-20080801.config | 243 243 0 0 ++++++++++
/trunk/samples/arm-unknown-linux-uclibc/crosstool.config | 29 17 12 0 +
/trunk/samples/armeb-unknown-linux-uclibcgnueabi/uClibc-20080801.config | 243 243 0 0 ++++++++++
/trunk/samples/armeb-unknown-linux-uclibcgnueabi/crosstool.config | 29 17 12 0 +
10 files changed, 1056 insertions(+), 58 deletions(-)

 --- gcc-4.1.2.orig/libstdc++-v3/include/ext/rope	2005-08-17 04:28:44.000000000 +0200

 +++ gcc-4.1.2/libstdc++-v3/include/ext/rope	2007-03-04 23:34:08.000000000 +0100

 @@ -57,6 +57,9 @@

  #include <bits/allocator.h>

  #include <ext/hash_fun.h>

 +/* cope w/ index defined as macro, SuSv3 proposal */

 +#undef index

 +

  # ifdef __GC

  #   define __GC_CONST const

  # else

 --- gcc-4.1.2.orig/libstdc++-v3/include/ext/ropeimpl.h	2005-08-17 04:28:44.000000000 +0200

 +++ gcc-4.1.2/libstdc++-v3/include/ext/ropeimpl.h	2007-03-04 23:34:08.000000000 +0100

 @@ -53,6 +53,9 @@

  #include <ext/memory> // For uninitialized_copy_n

  #include <ext/numeric> // For power

 +/* cope w/ index defined as macro, SuSv3 proposal */

 +#undef index

 +

  namespace __gnu_cxx

  {

    using std::size_t;