From ccd992355df7192993c666236047820244914598 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Tue, 16 Apr 2024 21:19:13 +0200
Subject: Adding upstream version 1.21.8.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 test/fixedbugs/issue19658.go | 100 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 100 insertions(+)
 create mode 100644 test/fixedbugs/issue19658.go

(limited to 'test/fixedbugs/issue19658.go')

diff --git a/test/fixedbugs/issue19658.go b/test/fixedbugs/issue19658.go
new file mode 100644
index 0000000..1e13573
--- /dev/null
+++ b/test/fixedbugs/issue19658.go
@@ -0,0 +1,100 @@
+// run
+//go:build !nacl && !js && !wasip1 && !gccgo
+
+// 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.
+
+// ensure that panic(x) where x is a numeric type displays a readable number
+package main
+
+import (
+	"bytes"
+	"fmt"
+	"io/ioutil"
+	"log"
+	"os"
+	"os/exec"
+	"path/filepath"
+)
+
+const fn = `
+package main
+
+import  "errors"
+type S struct {
+
+}
+func (s S) String() string {
+	return "s-stringer"
+}
+func main() {
+ 	_ = errors.New
+  panic(%s(%s))
+}
+`
+
+func main() {
+	tempDir, err := ioutil.TempDir("", "")
+	if err != nil {
+		log.Fatal(err)
+	}
+	defer os.RemoveAll(tempDir)
+	tmpFile := filepath.Join(tempDir, "tmp.go")
+
+	for _, tc := range []struct {
+		Type   string
+		Input  string
+		Expect string
+	}{
+		{"", "nil", "panic: panic called with nil argument"},
+		{"errors.New", `"test"`, "panic: test"},
+		{"S", "S{}", "panic: s-stringer"},
+		{"byte", "8", "panic: 8"},
+		{"rune", "8", "panic: 8"},
+		{"int", "8", "panic: 8"},
+		{"int8", "8", "panic: 8"},
+		{"int16", "8", "panic: 8"},
+		{"int32", "8", "panic: 8"},
+		{"int64", "8", "panic: 8"},
+		{"uint", "8", "panic: 8"},
+		{"uint8", "8", "panic: 8"},
+		{"uint16", "8", "panic: 8"},
+		{"uint32", "8", "panic: 8"},
+		{"uint64", "8", "panic: 8"},
+		{"uintptr", "8", "panic: 8"},
+		{"bool", "true", "panic: true"},
+		{"complex64", "8 + 16i", "panic: (+8.000000e+000+1.600000e+001i)"},
+		{"complex128", "8+16i", "panic: (+8.000000e+000+1.600000e+001i)"},
+		{"string", `"test"`, "panic: test"}} {
+
+		b := bytes.Buffer{}
+		fmt.Fprintf(&b, fn, tc.Type, tc.Input)
+
+		err = ioutil.WriteFile(tmpFile, b.Bytes(), 0644)
+		if err != nil {
+			log.Fatal(err)
+		}
+
+		cmd := exec.Command("go", "run", tmpFile)
+		var buf bytes.Buffer
+		cmd.Stdout = &buf
+		cmd.Stderr = &buf
+		cmd.Env = os.Environ()
+		cmd.Run() // ignore err as we expect a panic
+
+		out := buf.Bytes()
+		panicIdx := bytes.Index(out, []byte("panic: "))
+		if panicIdx == -1 {
+			log.Fatalf("expected a panic in output for %s, got: %s", tc.Type, out)
+		}
+		eolIdx := bytes.IndexByte(out[panicIdx:], '\n') + panicIdx
+		if panicIdx == -1 {
+			log.Fatalf("expected a newline in output for %s after the panic, got: %s", tc.Type, out)
+		}
+		out = out[0:eolIdx]
+		if string(out) != tc.Expect {
+			log.Fatalf("expected '%s' for panic(%s(%s)), got %s", tc.Expect, tc.Type, tc.Input, out)
+		}
+	}
+}
-- 
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