Move target_address_t to arch.h, rename to arch_addr_t
Note that the placement under arch.h is currently conceptual only. Since
no backend defines ARCH_HAVE_ADDRESS_TYPES, it's actually in sysdep.h in
all cases.
diff --git a/sysdeps/linux-gnu/trace.c b/sysdeps/linux-gnu/trace.c
index cef8e3d..0829bdb 100644
--- a/sysdeps/linux-gnu/trace.c
+++ b/sysdeps/linux-gnu/trace.c
@@ -782,7 +782,7 @@
* reason for the re-enablement. In that case
* handle it. */
if (event->type == EVENT_BREAKPOINT) {
- target_address_t ip
+ arch_addr_t ip
= get_instruction_pointer(task);
struct breakpoint *other
= address2bpstruct(leader, ip);