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From: Nathan Rossi <nathan.rossi@petalogix.com>
Date: Tue, 8 May 2012 18:11:17 +1000
Subject: Fix debug message when register is unavailable
Signed-off-by: Nathan Rossi <nathan.rossi@petalogix.com>
Upstream-Status: Pending
---
gdb/frame.c | 13 ++++++++++---
1 file changed, 10 insertions(+), 3 deletions(-)
diff --git a/gdb/frame.c b/gdb/frame.c
index 4b8ab60..7ad7cb3 100644
--- a/gdb/frame.c
+++ b/gdb/frame.c
@@ -979,12 +979,19 @@ frame_unwind_register_value (struct frame_info *frame, int regnum)
else
{
int i;
- const gdb_byte *buf = value_contents (value);
+ const gdb_byte *buf = NULL;
+ if (value_entirely_available(value)) {
+ buf = value_contents (value);
+ }
fprintf_unfiltered (gdb_stdlog, " bytes=");
fprintf_unfiltered (gdb_stdlog, "[");
- for (i = 0; i < register_size (gdbarch, regnum); i++)
- fprintf_unfiltered (gdb_stdlog, "%02x", buf[i]);
+ if (buf != NULL) {
+ for (i = 0; i < register_size (gdbarch, regnum); i++)
+ fprintf_unfiltered (gdb_stdlog, "%02x", buf[i]);
+ } else {
+ fprintf_unfiltered (gdb_stdlog, "unavailable");
+ }
fprintf_unfiltered (gdb_stdlog, "]");
}
}
--
1.7.9.5
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