[Bug go/29357] gdb for golang prints wrong frame info at the ret instruction

["tromey at sourceware dot org" <sourceware-bugzilla@sourceware.org>]

https://sourceware.org/bugzilla/show_bug.cgi?id=29357

Tom Tromey <tromey at sourceware dot org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |tromey at sourceware dot org
             Status|UNCONFIRMED                 |RESOLVED
         Resolution|---                         |FIXED

--- Comment #1 from Tom Tromey <tromey at sourceware dot org> ---
I think this was fixed.  There were some epilogue changes in the recent
past that probably did it.

Here you can see that the CFA at the start of main.main and at the ret
are now the same:

Thread 1 "main" hit Breakpoint 1, main.main () at
/home/tromey/gdb/PRS/go-29357/main.go:5
5       func main() {
(gdb) info frame
Stack level 0, frame at 0xc000106f80:
 rip = 0x480fa6 in main.main (/home/tromey/gdb/PRS/go-29357/main.go:5); saved
rip = 0x433ff2
 source language unknown.
 Arglist at 0xc000106f70, args: 
 Locals at 0xc000106f70, Previous frame's sp is 0xc000106f80
 Saved registers:
  rip at 0xc000106f78
(gdb) c
Continuing.
hello world

Thread 1 "main" hit Breakpoint 3, 0x0000000000480ffb in main.main () at
/home/tromey/gdb/PRS/go-29357/main.go:7
7       }
(gdb) info frame
Stack level 0, frame at 0xc000106f80:
 rip = 0x480ffb in main.main (/home/tromey/gdb/PRS/go-29357/main.go:7); saved
rip = 0x433ff2
 source language unknown.
 Arglist at 0xc000106f70, args: 
 Locals at 0xc000106f70, Previous frame's sp is 0xc000106f80
 Saved registers:
  rip at 0xc000106f78
(gdb) pipe disassemble | grep -e '=>'
=> 0x0000000000480ffb <+91>:    ret

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