c++/8385: ICE in mangle.c:write_type with typeof(...) as template arg

[bangerth@ticam.utexas.edu]

>Number:         8385
>Category:       c++
>Synopsis:       ICE in mangle.c:write_type with typeof(...) as template arg
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    unassigned
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Mon Oct 28 11:46:01 PST 2002
>Closed-Date:
>Last-Modified:
>Originator:     Wolfgang Bangerth
>Release:        unknown-1.0
>Organization:
>Environment:
gcc 3.3 CVS and 3.2.1 branch
>Description:
This triggers an ICE in write_type in cp/mangle.c, when using -g:
--------------------------------------
int foo;

template <class T> struct Base  {};

template<class T>
struct Derived : public Base<typeof(foo)> {};
---------------------------------------


The message is:
------------------------------------------
tmp/g> /home/bangerth/bin/gcc-3.3-pre/bin/c++ -g x.cc
x.cc: In instantiation of `Base<__typeof (foo)>':
x.cc:6:   instantiated from here
x.cc:3: internal compiler error: in write_type, at cp/mangle.c:1492
Please submit a full bug report,
with preprocessed source if appropriate.
See <URL:http://www.gnu.org/software/gcc/bugs.html> for instructions.
>How-To-Repeat:

>Fix:

>Release-Note:
>Audit-Trail:
>Unformatted: