[RFC/RFA] Allow cygwin native to compile with --enable-64-bit-bfd

[Daniel Jacobowitz]

On Sun, Nov 25, 2007 at 12:32:08PM -0500, Christopher Faylor wrote:
> On Sat, Nov 24, 2007 at 05:47:27PM -0500, Daniel Jacobowitz wrote:
> >On Sat, Nov 24, 2007 at 04:07:08PM -0500, Christopher Faylor wrote:
> >> >   if (!target_read_string
> >> >-    ((CORE_ADDR) current_event.u.DebugString.lpDebugStringData, &s, 1024,
> >> >0)
> >> >+    ((CORE_ADDR) addr, &s, 1024, 0)
> >> 
> >> How can coercing something to uintptr_t and then to CORE_ADDR achieve
> >> anything?  How does the double coercion help?
> >
> >Just the warning.  CORE_ADDR will be long long,
> >current_event.u.DebugString.lpDebugStringData will apparently be a pointer.
> 
> And the warning is?

Cast from pointer to integer of different size.  Casts are the way
we've handled it elsewhere in GDB, but I wouldn't complain about a
wrapper; casting host pointers to CORE_ADDRs is an action we try to
keep to a minimum anyway.

-- 
Daniel Jacobowitz
CodeSourcery