[C++/mingw] gdbserver casts

A set of obviously-needed C++ casts.

gdb/gdbserver/ChangeLog:
2015-11-17  Pedro Alves  <palves@redhat.com>

	* win32-i386-low.c (update_debug_registers_callback)
	(win32_get_current_dr): Add cast.
	* win32-low.c (thread_rec, delete_thread_info)
	(continue_one_thread): Add casts.
	(strwinerror): Cast FormatMessage argument to LPTSTR instead of
	LPVOID.
	(win32_create_inferior, suspend_one_thread): Add casts.

3 files changed, 23 insertions, 11 deletions

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 8de7c25..ddd17a7 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,5 +1,15 @@
 2015-11-17  Pedro Alves  <palves@redhat.com>
 
+	* win32-i386-low.c (update_debug_registers_callback)
+	(win32_get_current_dr): Add cast.
+	* win32-low.c (thread_rec, delete_thread_info)
+	(continue_one_thread): Add casts.
+	(strwinerror): Cast FormatMessage argument to LPTSTR instead of
+	LPVOID.
+	(win32_create_inferior, suspend_one_thread): Add casts.
+
+2015-11-17  Pedro Alves  <palves@redhat.com>
+
 	* windows-nat.c (AdjustTokenPrivileges_ftype)
 	(DebugActiveProcessStop_ftype, DebugBreakProcess_ftype)
 	(DebugSetProcessKillOnExit_ftype, EnumProcessModules_ftype)
diff --git a/gdb/gdbserver/win32-i386-low.c b/gdb/gdbserver/win32-i386-low.c
index 7c22f05..686521f 100644
--- a/gdb/gdbserver/win32-i386-low.c
+++ b/gdb/gdbserver/win32-i386-low.c
@@ -45,7 +45,7 @@ update_debug_registers_callback (struct inferior_list_entry *entry,
 				 void *pid_p)
 {
   struct thread_info *thr = (struct thread_info *) entry;
-  win32_thread_info *th = inferior_target_data (thr);
+  win32_thread_info *th = (win32_thread_info *) inferior_target_data (thr);
   int pid = *(int *) pid_p;
 
   /* Only update the threads of this process.  */
@@ -89,7 +89,8 @@ x86_dr_low_set_control (unsigned long control)
 static DWORD64
 win32_get_current_dr (int dr)
 {
-  win32_thread_info *th = inferior_target_data (current_thread);
+  win32_thread_info *th
+    = (win32_thread_info *) inferior_target_data (current_thread);
 
   win32_require_context (th);
 
diff --git a/gdb/gdbserver/win32-low.c b/gdb/gdbserver/win32-low.c
index 6e33509..2b40ca3 100644
--- a/gdb/gdbserver/win32-low.c
+++ b/gdb/gdbserver/win32-low.c
@@ -198,7 +198,7 @@ thread_rec (ptid_t ptid, int get_context)
   if (thread == NULL)
     return NULL;
 
-  th = inferior_target_data (thread);
+  th = (win32_thread_info *) inferior_target_data (thread);
   if (get_context)
     win32_require_context (th);
   return th;
@@ -229,11 +229,12 @@ child_add_thread (DWORD pid, DWORD tid, HANDLE h, void *tlb)
 
 /* Delete a thread from the list of threads.  */
 static void
-delete_thread_info (struct inferior_list_entry *thread)
+delete_thread_info (struct inferior_list_entry *entry)
 {
-  win32_thread_info *th = inferior_target_data ((struct thread_info *) thread);
+  struct thread_info *thread = (struct thread_info *) entry;
+  win32_thread_info *th = (win32_thread_info *) inferior_target_data (thread);
 
-  remove_thread ((struct thread_info *) thread);
+  remove_thread (thread);
   CloseHandle (th->h);
   free (th);
 }
@@ -432,7 +433,7 @@ continue_one_thread (struct inferior_list_entry *this_thread, void *id_ptr)
 {
   struct thread_info *thread = (struct thread_info *) this_thread;
   int thread_id = * (int *) id_ptr;
-  win32_thread_info *th = inferior_target_data (thread);
+  win32_thread_info *th = (win32_thread_info *) inferior_target_data (thread);
 
   if (thread_id == -1 || thread_id == th->tid)
     {
@@ -523,7 +524,7 @@ strwinerror (DWORD error)
 			       NULL,
 			       error,
 			       0, /* Default language */
-			       (LPVOID)&msgbuf,
+			       (LPTSTR) &msgbuf,
 			       0,
 			       NULL);
   if (chars != 0)
@@ -654,7 +655,7 @@ win32_create_inferior (char *program, char **program_args)
   argslen = 1;
   for (argc = 1; program_args[argc]; argc++)
     argslen += strlen (program_args[argc]) + 1;
-  args = alloca (argslen);
+  args = (char *) alloca (argslen);
   args[0] = '\0';
   for (argc = 1; program_args[argc]; argc++)
     {
@@ -673,7 +674,7 @@ win32_create_inferior (char *program, char **program_args)
   err = GetLastError ();
   if (!ret && err == ERROR_FILE_NOT_FOUND)
     {
-      char *exename = alloca (strlen (program) + 5);
+      char *exename = (char *) alloca (strlen (program) + 5);
       strcat (strcpy (exename, program), ".exe");
       ret = create_process (exename, args, flags, &pi);
       err = GetLastError ();
@@ -1344,7 +1345,7 @@ static void
 suspend_one_thread (struct inferior_list_entry *entry)
 {
   struct thread_info *thread = (struct thread_info *) entry;
-  win32_thread_info *th = inferior_target_data (thread);
+  win32_thread_info *th = (win32_thread_info *) inferior_target_data (thread);
 
   if (!th->suspended)
     {