1 files changed, 67 insertions, 0 deletions
diff --git a/vendor/github.com/go-stack/stack/stack-go19_test.go b/vendor/github.com/go-stack/stack/stack-go19_test.go
new file mode 100644
index 0000000..d7aeea2
--- /dev/null
+++ b/vendor/github.com/go-stack/stack/stack-go19_test.go
@@ -0,0 +1,67 @@
+// +build go1.9
+
+package stack_test
+
+import (
+	"runtime"
+	"testing"
+
+	"github.com/go-stack/stack"
+)
+
+func TestCallerInlinedPanic(t *testing.T) {
+	t.Parallel()
+
+	var line int
+
+	defer func() {
+		if recover() != nil {
+			var pcs [32]uintptr
+			n := runtime.Callers(1, pcs[:])
+			frames := runtime.CallersFrames(pcs[:n])
+			// count frames to runtime.sigpanic
+			panicIdx := 0
+			for {
+				f, more := frames.Next()
+				if f.Function == "runtime.sigpanic" {
+					break
+				}
+				panicIdx++
+				if !more {
+					t.Fatal("no runtime.sigpanic entry on the stack")
+				}
+			}
+
+			c := stack.Caller(panicIdx)
+			if got, want := c.Frame().Function, "runtime.sigpanic"; got != want {
+				t.Errorf("sigpanic frame: got name == %v, want name == %v", got, want)
+			}
+
+			c1 := stack.Caller(panicIdx + 1)
+			if got, want := c1.Frame().Function, "github.com/go-stack/stack_test.inlinablePanic"; got != want {
+				t.Errorf("TestCallerInlinedPanic frame: got name == %v, want name == %v", got, want)
+			}
+			if got, want := c1.Frame().Line, line; got != want {
+				t.Errorf("TestCallerInlinedPanic frame: got line == %v, want line == %v", got, want)
+			}
+		}
+	}()
+
+	doPanic(t, &line)
+	t.Fatal("failed to panic")
+}
+
+func doPanic(t *testing.T, panicLine *int) {
+	_, _, line, ok := runtime.Caller(0)
+	*panicLine = line + 11 // adjust to match line of panic below
+	if !ok {
+		t.Fatal("runtime.Caller(0) failed")
+	}
+	inlinablePanic()
+}
+
+func inlinablePanic() {
+	// Initiate a sigpanic.
+	var x *uintptr
+	_ = *x
+}