cmd/cgo: add missing period in comment

Change-Id: I05f31938f3736100bd8b20a150c9fe3a6ffcdeae
Reviewed-on: https://go-review.googlesource.com/33245
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>

diff --git a/src/cmd/cgo/gcc.go b/src/cmd/cgo/gcc.go
index d88c41d50a161898ab50594882e222be7334e83a..5ee06f7f406e00badded6f4612a97e4364b08fec 100644 (file)
--- a/src/cmd/cgo/gcc.go
+++ b/src/cmd/cgo/gcc.go
@@ -1424,7 +1424,7 @@ var typedef = make(map[string]*Type)
 var goIdent = make(map[string]*ast.Ident)
 
 // unionWithPointer is true for a Go type that represents a C union (or class)
-// that may contain a pointer. This is used for cgo pointer checking
+// that may contain a pointer. This is used for cgo pointer checking.
 var unionWithPointer = make(map[ast.Expr]bool)
 
 func (c *typeConv) Init(ptrSize, intSize int64) {