[dev.inline] cmd/internal/src: introduce NoPos and use it instead Pos{}

Using a variable instead of a composite literal makes
the code independent of implementation changes of Pos.

Per David Lazar's suggestion.

Change-Id: I336967ac12a027c51a728a58ac6207cb5119af4a
Reviewed-on: https://go-review.googlesource.com/34148
Run-TryBot: Robert Griesemer <gri@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Matthew Dempsky <mdempsky@google.com>

1 files changed, 3 insertions, 3 deletions

diff --git a/src/cmd/compile/internal/ssa/html.go b/src/cmd/compile/internal/ssa/html.go
index 355dc75e75..b9a1f29aa4 100644
--- a/src/cmd/compile/internal/ssa/html.go
+++ b/src/cmd/compile/internal/ssa/html.go
@@ -21,7 +21,7 @@ type HTMLWriter struct {
 func NewHTMLWriter(path string, logger Logger, funcname string) *HTMLWriter {
 	out, err := os.OpenFile(path, os.O_WRONLY|os.O_CREATE|os.O_TRUNC, 0644)
 	if err != nil {
-		logger.Fatalf(src.Pos{}, "%v", err)
+		logger.Fatalf(src.NoPos, "%v", err)
 	}
 	html := HTMLWriter{File: out, Logger: logger}
 	html.start(funcname)
@@ -329,13 +329,13 @@ func (w *HTMLWriter) WriteColumn(title string, html string) {
 
 func (w *HTMLWriter) Printf(msg string, v ...interface{}) {
 	if _, err := fmt.Fprintf(w.File, msg, v...); err != nil {
-		w.Fatalf(src.Pos{}, "%v", err)
+		w.Fatalf(src.NoPos, "%v", err)
 	}
 }
 
 func (w *HTMLWriter) WriteString(s string) {
 	if _, err := w.File.WriteString(s); err != nil {
-		w.Fatalf(src.Pos{}, "%v", err)
+		w.Fatalf(src.NoPos, "%v", err)
 	}
 }