🚀 go-pugleaf

These problems has been fixed, and should not exist in the next
release of gcc.

> Date: Sun, 3 May 92 17:19:23 -0400
> From: John David Anglin <dave@hiauly1.hia.nrc.ca>

> I have been trying to get groff-1.05 and libg++-2.0 going on hp9000s730
> running hpux 8.07.  I am enclosing a context diff for gcc-2.1 which resolve
> several problems:

> 1)  Changes need to be made to collect2.c to make vprintf argument types
>     correct for hpux.  Further, collect2 must be compiled with CC=cc so
>     that system varargs is used rather than gcc varargs.  The va_list types
>     are incompatible.  This incompatibility prevents use of hpux varargs
>     routines with gcc.  It also causes problems in building libg++ because
>     the struct type used with gcc can't be cast to a pointer type.

Has been fixed (varargs are compatable now).

> 2)  ON_EXIT defined for hpux runs destructors on program termination.

Fixed.

> 3)  Bug fix to assemble_external fixes undefined reference problem in
>     #pragma interface code (inline routines) and makes the virtual function
>     table global.  This is needed for filebuf initialization in libg++.

Fixed.

> There are several other problems in the c++ mode which I am aware of but
> have no solution:

> 4)  -O generates bad code and should not be used at the moment.

Fixed.

> 5)  There are problems with const.  E.g., "extern const struct a;"
>     generates a code space reference.  Also, don't try to multiply a
>     long const with a long.

Fixed.

> 6)  Function arguments which in turn call other functions are not
>     always handled properly.  In one dump I examined, the primary
>     function was called before its arguments were evaluated.  The
>     argument evaluation then trashed the stack.  In other cases,
>     improperly aligned offsets are generated for storage of
>     temporary variables on the stack.  Several cases of this problem
>     exist in the gtroff program.  I eventually got gtroff to work by
>     explicitly defining intermediate variables wherever I
>     encountered a problem.

Fixed.