Adding upstream version 1.21.8.upstream/1.21.8

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 71 insertions, 0 deletions

diff --git a/test/fixedbugs/issue19799.go b/test/fixedbugs/issue19799.go
new file mode 100644
index 0000000..cb675d7
--- /dev/null
+++ b/test/fixedbugs/issue19799.go
@@ -0,0 +1,71 @@
+// run
+
+// Copyright 2017 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.
+
+package main
+
+import (
+	"os"
+	"runtime"
+)
+
+func foo(x int) int {
+	return x + 1
+}
+
+func test() {
+	defer func() {
+		if r := recover(); r != nil {
+			pcs := make([]uintptr, 10)
+			n := runtime.Callers(0, pcs)
+			pcs = pcs[:n]
+			frames := runtime.CallersFrames(pcs)
+			for {
+				f, more := frames.Next()
+				if f.Function == "main.foo" {
+					println("did not expect to see call to foo in stack trace")
+					os.Exit(1)
+				}
+				if !more {
+					break
+				}
+			}
+		}
+	}()
+	var v []int
+	foo(v[0])
+}
+
+func bar(x ...int) int {
+	return x[0] + 1
+}
+
+func testVariadic() {
+	defer func() {
+		if r := recover(); r != nil {
+			pcs := make([]uintptr, 10)
+			n := runtime.Callers(0, pcs)
+			pcs = pcs[:n]
+			frames := runtime.CallersFrames(pcs)
+			for {
+				f, more := frames.Next()
+				if f.Function == "main.bar" {
+					println("did not expect to see call to bar in stack trace")
+					os.Exit(1)
+				}
+				if !more {
+					break
+				}
+			}
+		}
+	}()
+	var v []int
+	bar(v[0])
+}
+
+func main() {
+	test()
+	testVariadic()
+}