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[Bug backtrace/9838] New: Add "friendly stack view" feature


For C and C++, a friendly stack view feature could really be handy, especially
when troubleshooting odd issues where the need to examine the stack and
disassembly more closely is required.  I haven't tried the /m feature yet for
the new enhanced disassembly (src + disassembly), but here's my basic idea.

The command would be something like "info friendly-frame" or "info ff", whatever
(or maybe a modified "info frame" output).  The output would be the contents of
the stack in a format something like the following:

sp+0x<offset> <raw bytes in hex> <alignment padding>[<C/C++ type>] <C/C++
variable name>=<value>[<additional value information>]

So if I happen to have some C code that looks like this and I break on line 4:
1 int main(int argc, char *argv[]) {
2     int jack = 1;
3     int *pjack = &jack;
4     printf("stuff\n");
5 }

if I'm debuging at line  4 and I invoke this command ("info ff" or something),
this would be a possible output format (and I don't know the real order these
would appear in the assembly, so ignore any errors there)
sp+

(gdb) info friendly-stack (or just "stack" after specifying something to say it
should be friendly)

sp+0x00: ef be ad de 00 00 00 00 int* pjack=0xdeadbeef
sp+0x08: 01 00 00 00             int  jack =1

So here, "0x00000000deadbeef" a fictional pointer.  This could be helpful in a
lot of debugging situations.

-- 
           Summary: Add "friendly stack view" feature
           Product: gdb
           Version: 6.8
            Status: UNCONFIRMED
          Severity: enhancement
          Priority: P2
         Component: backtrace
        AssignedTo: unassigned at sourceware dot org
        ReportedBy: daniel dot santos at pobox dot com
                CC: gdb-prs at sourceware dot org
 GCC build triplet: all
  GCC host triplet: all
GCC target triplet: all


http://sourceware.org/bugzilla/show_bug.cgi?id=9838

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