ubsan: aarch64: left shift cannot be represented in type 'int64_t'

[deliverable/binutils-gdb.git] / gdb / mem-break.c

diff --git a/gdb/mem-break.c b/gdb/mem-break.c
index f87eea46830f6b7af2bdd05b246320f68c1b81ec..cf2ba593a592a3235dfca4e7e7314df06fbf09e5 100644 (file)
--- a/gdb/mem-break.c
+++ b/gdb/mem-break.c
@@ -1,6 +1,6 @@
 /* Simulate breakpoints by patching locations in the target system, for GDB.
 
-   Copyright (C) 1990-2017 Free Software Foundation, Inc.
+   Copyright (C) 1990-2019 Free Software Foundation, Inc.
 
    Contributed by Cygnus Support.  Written by John Gilmore.
 
@@ -24,6 +24,8 @@
 #include "breakpoint.h"
 #include "inferior.h"
 #include "target.h"
+#include "gdbarch.h"
+
 /* Insert a breakpoint on targets that don't have any better
    breakpoint support.  We read the contents of the target location
    and stash it, then overwrite it with a breakpoint instruction.
@@ -37,7 +39,7 @@ int
 default_memory_insert_breakpoint (struct gdbarch *gdbarch,
                                  struct bp_target_info *bp_tgt)
 {
-  CORE_ADDR addr = bp_tgt->reqstd_address;
+  CORE_ADDR addr = bp_tgt->placed_address;
   const unsigned char *bp;
   gdb_byte *readbuf;
   int bplen;
@@ -107,8 +109,6 @@ memory_validate_breakpoint (struct gdbarch *gdbarch,
   int val;
   int bplen;
   gdb_byte cur_contents[BREAKPOINT_MAX];
-  struct cleanup *cleanup;
-  int ret;
 
   /* Determine appropriate breakpoint contents and size for this
      address.  */
@@ -118,14 +118,12 @@ memory_validate_breakpoint (struct gdbarch *gdbarch,
     return 0;
 
   /* Make sure we see the memory breakpoints.  */
-  cleanup = make_show_memory_breakpoints_cleanup (1);
+  scoped_restore restore_memory
+    = make_scoped_restore_show_memory_breakpoints (1);
   val = target_read_memory (addr, cur_contents, bplen);
 
   /* If our breakpoint is no longer at the address, this means that
      the program modified the code on us, so it is wrong to put back
      the old value.  */
-  ret = (val == 0 && memcmp (bp, cur_contents, bplen) == 0);
-
-  do_cleanups (cleanup);
-  return ret;
+  return (val == 0 && memcmp (bp, cur_contents, bplen) == 0);
 }