[PATCH] gcc.dg/debug.exp only test debug-[12] on Dwarf targets

[David Edelsohn]

>>>>> Richard Henderson writes:

Richard> While that says *what* happens, it doesn't say *why*.  In particular
Richard> if it's thought to be fixable, if it's a limitation of the format,
Richard> or what.  Certainly this analysis should be done before deciding to
Richard> permanently silence the test failure...

	You previous recommended XFAILing those tests:

"I guess stabs can't represent this.  I'd much prefer we XFAIL these tests
in that case rather than remove or modify the test."

http://gcc.gnu.org/ml/gcc-regression/2003-04/msg00095.html

The problem already has been analyzed in that thread.

	Do you want me to refer to that thread in the comment?

Thanks, David