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-rw-r--r--test/fixedbugs/issue22083.go41
1 files changed, 41 insertions, 0 deletions
diff --git a/test/fixedbugs/issue22083.go b/test/fixedbugs/issue22083.go
new file mode 100644
index 0000000..a385102
--- /dev/null
+++ b/test/fixedbugs/issue22083.go
@@ -0,0 +1,41 @@
+// 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.
+
+// The compiler was panicking on the wrong line number, where
+// the panic was occurring in an inlined call.
+
+package main
+
+import (
+ "runtime/debug"
+ "strings"
+)
+
+type Wrapper struct {
+ a []int
+}
+
+func (w Wrapper) Get(i int) int {
+ return w.a[i]
+}
+
+func main() {
+ defer func() {
+ e := recover()
+ if e == nil {
+ panic("bounds check didn't fail")
+ }
+ stk := string(debug.Stack())
+ if !strings.Contains(stk, "issue22083.go:40") {
+ panic("wrong stack trace: " + stk)
+ }
+ }()
+ foo := Wrapper{a: []int{0, 1, 2}}
+ _ = foo.Get(0)
+ _ = foo.Get(1)
+ _ = foo.Get(2)
+ _ = foo.Get(3) // stack trace should mention this line
+}