cmd/compile: fix builtin generation

This was a refactoring bug during
'go tool compile', CL 10289.

Change-Id: Ibfd333be39ec72bba331fdf352df619cc21851a9
Reviewed-on: https://go-review.googlesource.com/10849
Reviewed-by: Minux Ma <minux@golang.org>

diff --git a/src/cmd/compile/internal/gc/mkbuiltin.go b/src/cmd/compile/internal/gc/mkbuiltin.go
index f4569b48c218a571535eff5c97c87983720c39e7..ea3877f280eaac676f8e8a12897b872c65893f6a 100644 (file)
--- a/src/cmd/compile/internal/gc/mkbuiltin.go
+++ b/src/cmd/compile/internal/gc/mkbuiltin.go
@@ -46,7 +46,7 @@ func mkbuiltin(w io.Writer, name string) {
        if err := exec.Command("go", "tool", "compile", "-A", "builtin/"+name+".go").Run(); err != nil {
                log.Fatal(err)
        }
-       obj := "name.o"
+       obj := name + ".o"
        defer os.Remove(obj)
 
        r, err := os.Open(obj)