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authorJan Kratochvil <jan.kratochvil@redhat.com>2012-04-11 16:58:57 +0000
committerJan Kratochvil <jan.kratochvil@redhat.com>2012-04-11 16:58:57 +0000
commit9e529e1d3d54431b6e1b0433efe8203887c0580f (patch)
tree736886402877cbbc3f5ce4ffdbe0c681e65573e1 /gdb/infrun.c
parent4841cf0c4cb8a97e59f2a1c800346b725cb77e6a (diff)
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Provide more specific displaced-stepping memory error message. * infrun.c (displaced_step_prepare): New variable status. Call target_read_memory instead of read_memory, provide more specific error message.
Diffstat (limited to 'gdb/infrun.c')
-rw-r--r--gdb/infrun.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/gdb/infrun.c b/gdb/infrun.c
index 103ef30..62f67c9 100644
--- a/gdb/infrun.c
+++ b/gdb/infrun.c
@@ -1296,6 +1296,7 @@ displaced_step_prepare (ptid_t ptid)
ULONGEST len;
struct displaced_step_closure *closure;
struct displaced_step_inferior_state *displaced;
+ int status;
/* We should never reach this function if the architecture does not
support displaced stepping. */
@@ -1356,7 +1357,12 @@ displaced_step_prepare (ptid_t ptid)
displaced->step_saved_copy = xmalloc (len);
ignore_cleanups = make_cleanup (free_current_contents,
&displaced->step_saved_copy);
- read_memory (copy, displaced->step_saved_copy, len);
+ status = target_read_memory (copy, displaced->step_saved_copy, len);
+ if (status != 0)
+ throw_error (MEMORY_ERROR,
+ _("Error accessing memory address %s (%s) for "
+ "displaced-stepping scratch space."),
+ paddress (gdbarch, copy), safe_strerror (status));
if (debug_displaced)
{
fprintf_unfiltered (gdb_stdlog, "displaced: saved %s: ",