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Diffstat (limited to '')
-rw-r--r-- | test/fixedbugs/bug369.go | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/test/fixedbugs/bug369.go b/test/fixedbugs/bug369.go new file mode 100644 index 0000000..83f638d --- /dev/null +++ b/test/fixedbugs/bug369.go @@ -0,0 +1,54 @@ +// +build !nacl,!js,!windows,gc +// run + +// Copyright 2011 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// Test that compiling with optimization turned on produces faster code. + +package main + +import ( + "fmt" + "io/ioutil" + "os" + "os/exec" + "path/filepath" +) + +func main() { + err := os.Chdir(filepath.Join(".", "fixedbugs", "bug369.dir")) + check(err) + + tmpDir, err := ioutil.TempDir("", "bug369") + check(err) + defer os.RemoveAll(tmpDir) + + tmp := func(name string) string { + return filepath.Join(tmpDir, name) + } + + run("go", "tool", "compile", "-N", "-o", tmp("slow.o"), "pkg.go") + run("go", "tool", "compile", "-o", tmp("fast.o"), "pkg.go") + run("go", "tool", "compile", "-D", tmpDir, "-o", tmp("main.o"), "main.go") + run("go", "tool", "link", "-o", tmp("a.exe"), tmp("main.o")) + run(tmp("a.exe")) +} + +func run(name string, args ...string) { + cmd := exec.Command(name, args...) + out, err := cmd.CombinedOutput() + if err != nil { + fmt.Println(string(out)) + fmt.Println(err) + os.Exit(1) + } +} + +func check(err error) { + if err != nil { + fmt.Println(err) + os.Exit(1) + } +} |