Brad Bishop | 286d45c | 2018-10-02 15:21:57 -0400 | [diff] [blame^] | 1 | From a05fb34192727fc1b63c827ed006ddde846ce6b8 Mon Sep 17 00:00:00 2001 |
| 2 | From: Nathan Rossi <nathan.rossi@petalogix.com> |
| 3 | Date: Tue, 8 May 2012 18:11:17 +1000 |
| 4 | Subject: [PATCH 11/16] [Patch, gdb]: Fix debug message when register is |
| 5 | unavailable |
| 6 | |
| 7 | Signed-off-by: Nathan Rossi <nathan.rossi@xilinx.com> |
| 8 | Signed-off-by: David Holsgrove <david.holsgrove@xilinx.com> |
| 9 | Upstream-Status: Pending |
| 10 | --- |
| 11 | gdb/frame.c | 13 ++++++++++--- |
| 12 | 1 file changed, 10 insertions(+), 3 deletions(-) |
| 13 | |
| 14 | diff --git a/gdb/frame.c b/gdb/frame.c |
| 15 | index 013d602..4d0766f 100644 |
| 16 | --- a/gdb/frame.c |
| 17 | +++ b/gdb/frame.c |
| 18 | @@ -1134,12 +1134,19 @@ frame_unwind_register_value (struct frame_info *frame, int regnum) |
| 19 | else |
| 20 | { |
| 21 | int i; |
| 22 | - const gdb_byte *buf = value_contents (value); |
| 23 | + const gdb_byte *buf = NULL; |
| 24 | + if (value_entirely_available(value)) { |
| 25 | + buf = value_contents (value); |
| 26 | + } |
| 27 | |
| 28 | fprintf_unfiltered (gdb_stdlog, " bytes="); |
| 29 | fprintf_unfiltered (gdb_stdlog, "["); |
| 30 | - for (i = 0; i < register_size (gdbarch, regnum); i++) |
| 31 | - fprintf_unfiltered (gdb_stdlog, "%02x", buf[i]); |
| 32 | + if (buf != NULL) { |
| 33 | + for (i = 0; i < register_size (gdbarch, regnum); i++) |
| 34 | + fprintf_unfiltered (gdb_stdlog, "%02x", buf[i]); |
| 35 | + } else { |
| 36 | + fprintf_unfiltered (gdb_stdlog, "unavailable"); |
| 37 | + } |
| 38 | fprintf_unfiltered (gdb_stdlog, "]"); |
| 39 | } |
| 40 | } |
| 41 | -- |
| 42 | 1.9.0 |
| 43 | |