ubsan: alpha-coff: signed integer overflow

[deliverable/binutils-gdb.git] / gdb / dwarf2-frame-tailcall.c

diff --git a/gdb/dwarf2-frame-tailcall.c b/gdb/dwarf2-frame-tailcall.c
index c4e9c0991fc40adb502f9ae6432c28d31c10b895..9c167c1d96fb261f6635c2acc524251fe2f7b58d 100644 (file)
--- a/gdb/dwarf2-frame-tailcall.c
+++ b/gdb/dwarf2-frame-tailcall.c
@@ -1,6 +1,6 @@
 /* Virtual tail call frames unwinder for GDB.
 
-   Copyright (C) 2010-2019 Free Software Foundation, Inc.
+   Copyright (C) 2010-2020 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -18,18 +18,17 @@
    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
 #include "defs.h"
-
-/* Local non-gdb includes.  */
-#include "block.h"
+#include "frame.h"
 #include "dwarf2-frame-tailcall.h"
-#include "dwarf2-frame.h"
 #include "dwarf2loc.h"
 #include "frame-unwind.h"
-#include "frame.h"
-#include "gdbtypes.h"
+#include "block.h"
 #include "hashtab.h"
+#include "gdbtypes.h"
 #include "regcache.h"
 #include "value.h"
+#include "dwarf2-frame.h"
+#include "gdbarch.h"
 
 /* Contains struct tailcall_cache indexed by next_bottom_frame.  */
 static htab_t cache_htab;
@@ -46,7 +45,7 @@ struct tailcall_cache
      tailcall_cache.  */
   int refc;
 
-  /* Associated found virtual taill call frames chain, it is never NULL.  */
+  /* Associated found virtual tail call frames chain, it is never NULL.  */
   struct call_site_chain *chain;
 
   /* Cached pretended_chain_levels result.  */
@@ -379,7 +378,7 @@ dwarf2_tailcall_sniffer_first (struct frame_info *this_frame,
   this_pc = get_frame_address_in_block (this_frame);
 
   /* Catch any unwinding errors.  */
-  TRY
+  try
     {
       int sp_regnum;
 
@@ -401,13 +400,12 @@ dwarf2_tailcall_sniffer_first (struct frame_info *this_frame,
            }
        }
     }
-  CATCH (except, RETURN_MASK_ERROR)
+  catch (const gdb_exception_error &except)
     {
       if (entry_values_debug)
        exception_print (gdb_stdout, except);
       return;
     }
-  END_CATCH
 
   /* Ambiguous unwind or unambiguous unwind verified as matching.  */
   if (chain == NULL || chain->length == 0)