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cmd/yacc: don't emit line comment when -l is given

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Fixes #5447.

R=golang-dev, r
CC=golang-dev
https://golang.org/cl/9343045
This commit is contained in:
Shenghou Ma 2013-05-15 12:08:51 +08:00
parent fae362e97e
commit 2eeab323ad
1 changed files with 10 additions and 4 deletions
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14
src/cmd/yacc/yacc.go
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@ -1130,7 +1130,9 @@ func emitcode(code []rune, lineno int) {
writecode(line)
if !fmtImported && isPackageClause(line) {
fmt.Fprintln(ftable, `import __yyfmt__ "fmt"`)
fmt.Fprintf(ftable, "//line %v:%v\n\t\t", infile, lineno+i)
if !lflag {
fmt.Fprintf(ftable, "//line %v:%v\n\t\t", infile, lineno+i)
}
fmtImported = true
}
}
@ -2193,8 +2195,10 @@ nextk:
func output() {
var c, u, v int
fmt.Fprintf(ftable, "\n//line yacctab:1\n")
fmt.Fprintf(ftable, "var %sExca = []int{\n", prefix)
if !lflag {
fmt.Fprintf(ftable, "\n//line yacctab:1")
}
fmt.Fprintf(ftable, "\nvar %sExca = []int{\n", prefix)
noset := mkset()
@ -2963,7 +2967,9 @@ func others() {
}
// copy yaccpar
fmt.Fprintf(ftable, "\n//line yaccpar:1\n")
if !lflag {
fmt.Fprintf(ftable, "\n//line yaccpar:1\n")
}
parts := strings.SplitN(yaccpar, prefix+"run()", 2)
fmt.Fprintf(ftable, "%v", parts[0])