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-rw-r--r--misc/cgo/gmp/fib.go43
1 files changed, 0 insertions, 43 deletions
diff --git a/misc/cgo/gmp/fib.go b/misc/cgo/gmp/fib.go
deleted file mode 100644
index 3eda39e17..000000000
--- a/misc/cgo/gmp/fib.go
+++ /dev/null
@@ -1,43 +0,0 @@
-// Copyright 2009 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.
-
-// Compute Fibonacci numbers with two goroutines
-// that pass integers back and forth. No actual
-// concurrency, just threads and synchronization
-// and foreign code on multiple pthreads.
-
-package main
-
-import (
- big "gmp"
- "runtime"
-)
-
-func fibber(c chan *big.Int, out chan string, n int64) {
- // Keep the fibbers in dedicated operating system
- // threads, so that this program tests coordination
- // between pthreads and not just goroutines.
- runtime.LockOSThread()
-
- i := big.NewInt(n)
- if n == 0 {
- c <- i
- }
- for {
- j := <-c
- out <- j.String()
- i.Add(i, j)
- c <- i
- }
-}
-
-func main() {
- c := make(chan *big.Int)
- out := make(chan string)
- go fibber(c, out, 0)
- go fibber(c, out, 1)
- for i := 0; i < 200; i++ {
- println(<-out)
- }
-}