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doc: add go1.5 note about change to zero-sized fields in cgo

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This documents the change made in https://golang.org/cl/12864 for
https://golang.org/issue/11925.

Update #11925.

Change-Id: Id09f2a489ea947a725ed12c9cf793e5daef07a06
Reviewed-on: https://go-review.googlesource.com/12866
Reviewed-by: David Crawshaw <crawshaw@golang.org>
This commit is contained in:
Ian Lance Taylor 2015-07-30 09:01:22 -07:00 committed by Russ Cox
parent 4bd8040d47
commit a5d23fceab
1 changed files with 6 additions and 0 deletions
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@ -598,6 +598,12 @@ invalid when the current working directory changes.
On Windows, cgo now uses external linking by default. On Windows, cgo now uses external linking by default.
</p> </p>
<p>
When a C struct ends with a zero-sized field, but the struct itself is
not zero-sized, Go code can no longer refer to the zero-sized field.
Any such references will have to be rewritten.
</p>
<h2 id="performance">Performance</h2> <h2 id="performance">Performance</h2>
<p> <p>