Backport #975 from trunk:
Warn the user if he/she recalls a sample with EXPERIMENTAL features.
Also, print the EXPERIMENTAL status when listing the samples.

NB: even it is not purely a fix backport, it is still very important that the user gets warned about the EXPERIMENTAL status of the samples.

/branches/1.2/scripts/showSamples.sh | 17 14 3 0 ++++++++++++++---
/branches/1.2/samples/samples.mk | 12 12 0 0 ++++++++++++
2 files changed, 26 insertions(+), 3 deletions(-)

 --- gcc-4.1.2.orig/libstdc++-v3/configure	2007-03-04 23:32:31.000000000 +0100

 +++ gcc-4.1.2/libstdc++-v3/configure	2007-03-04 23:33:54.000000000 +0100

 @@ -7324,6 +7324,9 @@

  cat >>conftest.$ac_ext <<_ACEOF

  /* end confdefs.h.  */

  #include <complex.h>

 +#ifdef __UCLIBC__

 +#error ugly hack to make sure configure test fails here for cross until uClibc supports the complex funcs

 +#endif

  int

  main ()

  {