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cmd/cgo: don't let #cgo directives mess up line numbering

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Fixes #5272.

R=golang-dev, r
CC=golang-dev
https://golang.org/cl/13498046
This commit is contained in:
Ian Lance Taylor 2013-09-03 21:15:15 -07:00
parent 0ba7ffe289
commit f68c23e2bb
4 changed files with 41 additions and 0 deletions
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2
src/cmd/cgo/gcc.go
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@ -76,6 +76,8 @@ func (f *File) DiscardCgoDirectives() {
l := strings.TrimSpace(line)
if len(l) < 5 || l[:4] != "#cgo" || !unicode.IsSpace(rune(l[4])) {
linesOut = append(linesOut, line)
} else {
linesOut = append(linesOut, "")
}
}
f.Preamble = strings.Join(linesOut, "\n")