code review 96830045: doc/debugging_with_gdb.html: add introductory disclaimer

doc/debugging_with_gdb.html: add introductory disclaimer
The instructions in this document are useful but not reliable.
Explain the situation up top.

Fixes issue 7471.

[r, 2014-04-26 15:23:26]

Hello golang-codereviews@googlegroups.com,

I'd like you to review this change to
https://code.google.com/p/go/

[josharian, 2014-04-26 15:37:25]

LGTM with nits

https://codereview.appspot.com/96830045/diff/1/doc/debugging_with_gdb.html
File doc/debugging_with_gdb.html (right):

https://codereview.appspot.com/96830045/diff/1/doc/debugging_with_gdb.html#ne...
doc/debugging_with_gdb.html:16: the debugger, even those compiled with Gccgo.
s/those compiled/when compiling/ or fix the unclear (non-existent?) antecedent
of "those" some other way

s/Gccgo/gccgo/ per http://gcc.gnu.org/onlinedocs/gccgo/

[r, 2014-04-26 15:41:35]

Hello golang-codereviews@googlegroups.com, josharian@gmail.com (cc:
golang-codereviews@googlegroups.com),

Please take another look.

[josharian, 2014-04-26 15:44:09]

LGTM

https://codereview.appspot.com/96830045/diff/20001/doc/debugging_with_gdb.html
File doc/debugging_with_gdb.html (right):

https://codereview.appspot.com/96830045/diff/20001/doc/debugging_with_gdb.htm...
doc/debugging_with_gdb.html:16: the debugger, even when the program is compiled
with Gccgo.
I still think Gccgo should be not be capitalized.

[r, 2014-04-26 15:51:25]

Apologies, I missed that the first time around. Will fix and wait for
more comments.
Thanks for the review.
-rob

[iant, 2014-04-26 16:06:24]

LGTM

[r, 2014-04-26 16:18:19]

*** Submitted as https://code.google.com/p/go/source/detail?r=d4d38f1aa322 ***

doc/debugging_with_gdb.html: add introductory disclaimer
The instructions in this document are useful but not reliable.
Explain the situation up top.

Fixes issue 7471.

LGTM=josharian, iant
R=golang-codereviews, josharian, iant
CC=golang-codereviews
https://codereview.appspot.com/96830045