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doc: mention -compressdwarf=false on gdb page 

Update #11799

Change-Id: I2646a52bfb8aecb67a664a7c6fba25511a1aa49f
Reviewed-on: https://go-review.googlesource.com/138182
Reviewed-by: Heschi Kreinick <heschi@google.com>
Reviewed-by: David Chase <drchase@google.com>
This commit is contained in:
Ian Lance Taylor 2018-09-27 14:52:41 -07:00
parent 756c352963
commit 75f4aa86ba
1 changed files with 9 additions and 0 deletions
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doc/debugging_with_gdb.html
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@ -180,6 +180,15 @@ from it.</li>
that needs to be quoted. It objects even more strongly to method names of
the form <code>pkg.(*MyType).Meth</code>.
<li>All global variables are lumped into package <code>"main"</code>.</li>
<li>As of Go 1.11, debug information is compressed by default.
Older versions of gdb, such as the one available by default on MacOS,
do not understand the compression.
You can generate uncompressed debug information by using <code>go
build -ldflags=-compressdwarf=false</code>.
(For convenience you can put the <code>-ldflags</code> option in
the <a href="/cmd/go/#hdr-Environment_variables"><code>GOFLAGS</code>
environment variable</a> so that you don't have to specify it each time.)
</li>
</ol>
<h2 id="Tutorial">Tutorial</h2>