Handle "p S::method()::static_var" in the C++ parser

[deliverable/binutils-gdb.git] / gdb / frame-unwind.c

diff --git a/gdb/frame-unwind.c b/gdb/frame-unwind.c
index bba1ae751719d6d525f11c5f3876a97f20a85e91..3a750130594b1c6de2a68ca7085a2d560fa3cd06 100644 (file)
--- a/gdb/frame-unwind.c
+++ b/gdb/frame-unwind.c
@@ -1,6 +1,6 @@
 /* Definitions for frame unwinder, for GDB, the GNU debugger.
 
-   Copyright (C) 2003-2015 Free Software Foundation, Inc.
+   Copyright (C) 2003-2017 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -64,7 +64,8 @@ void
 frame_unwind_prepend_unwinder (struct gdbarch *gdbarch,
                                const struct frame_unwind *unwinder)
 {
-  struct frame_unwind_table *table = gdbarch_data (gdbarch, frame_unwind_data);
+  struct frame_unwind_table *table
+    = (struct frame_unwind_table *) gdbarch_data (gdbarch, frame_unwind_data);
   struct frame_unwind_table_entry *entry;
 
   /* Insert the new entry at the start of the list.  */
@@ -78,7 +79,8 @@ void
 frame_unwind_append_unwinder (struct gdbarch *gdbarch,
                              const struct frame_unwind *unwinder)
 {
-  struct frame_unwind_table *table = gdbarch_data (gdbarch, frame_unwind_data);
+  struct frame_unwind_table *table
+    = (struct frame_unwind_table *) gdbarch_data (gdbarch, frame_unwind_data);
   struct frame_unwind_table_entry **ip;
 
   /* Find the end of the list and insert the new entry there.  */
@@ -104,8 +106,11 @@ frame_unwind_try_unwinder (struct frame_info *this_frame, void **this_cache,
     {
       res = unwinder->sniffer (unwinder, this_frame, this_cache);
     }
-  CATCH (ex, RETURN_MASK_ERROR)
+  CATCH (ex, RETURN_MASK_ALL)
     {
+      /* Catch all exceptions, caused by either interrupt or error.
+        Reset *THIS_CACHE.  */
+      *this_cache = NULL;
       if (ex.error == NOT_AVAILABLE_ERROR)
        {
          /* This usually means that not even the PC is available,
@@ -126,6 +131,8 @@ frame_unwind_try_unwinder (struct frame_info *this_frame, void **this_cache,
     }
   else
     {
+      /* Don't set *THIS_CACHE to NULL here, because sniffer has to do
+        so.  */
       do_cleanups (old_cleanup);
       return 0;
     }
@@ -140,7 +147,8 @@ void
 frame_unwind_find_by_frame (struct frame_info *this_frame, void **this_cache)
 {
   struct gdbarch *gdbarch = get_frame_arch (this_frame);
-  struct frame_unwind_table *table = gdbarch_data (gdbarch, frame_unwind_data);
+  struct frame_unwind_table *table
+    = (struct frame_unwind_table *) gdbarch_data (gdbarch, frame_unwind_data);
   struct frame_unwind_table_entry *entry;
   const struct frame_unwind *unwinder_from_target;
 
@@ -207,7 +215,8 @@ frame_unwind_got_optimized (struct frame_info *frame, int regnum)
   mark_value_bytes_optimized_out (val, 0, TYPE_LENGTH (type));
   VALUE_LVAL (val) = lval_register;
   VALUE_REGNUM (val) = regnum;
-  VALUE_FRAME_ID (val) = get_frame_id (frame);
+  VALUE_NEXT_FRAME_ID (val)
+    = get_frame_id (get_next_frame_sentinel_okay (frame));
   return val;
 }