Merge GDB 7.5.1

gdb/ax-gdb.h

Index: gdb/ax-gdb.h
diff --git a/gdb/ax-gdb.h b/gdb/ax-gdb.h
index 48c35a4a67af004a68baab8b9a88f130873d26cd..c357fb6cd0b942f6106a52ef093d3a68f9f47c90 100644
--- a/gdb/ax-gdb.h
+++ b/gdb/ax-gdb.h
@@ -110,6 +110,17 @@ extern struct agent_expr *gen_trace_for_return_address (CORE_ADDR,
 
 extern struct agent_expr *gen_eval_for_expr (CORE_ADDR, struct expression *);
 
+extern void gen_expr (struct expression *exp, union exp_element **pc,
+		      struct agent_expr *ax, struct axs_value *value);
+
+extern void require_rvalue (struct agent_expr *ax, struct axs_value *value);
+
+struct format_piece;
+extern struct agent_expr *gen_printf (CORE_ADDR, struct gdbarch *,
+				      CORE_ADDR, LONGEST, char *, int,
+				      struct format_piece *,
+				      int, struct expression **);
+
 extern int trace_kludge;
 extern int trace_string_kludge;