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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-16 19:19:13 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-16 19:19:13 +0000 |
commit | ccd992355df7192993c666236047820244914598 (patch) | |
tree | f00fea65147227b7743083c6148396f74cd66935 /test/fixedbugs/issue37975.go | |
parent | Initial commit. (diff) | |
download | golang-1.21-ccd992355df7192993c666236047820244914598.tar.xz golang-1.21-ccd992355df7192993c666236047820244914598.zip |
Adding upstream version 1.21.8.upstream/1.21.8
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'test/fixedbugs/issue37975.go')
-rw-r--r-- | test/fixedbugs/issue37975.go | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/test/fixedbugs/issue37975.go b/test/fixedbugs/issue37975.go new file mode 100644 index 0000000..a4e8f1f --- /dev/null +++ b/test/fixedbugs/issue37975.go @@ -0,0 +1,54 @@ +// run + +// Copyright 2020 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. + +// Make sure runtime.panicmakeslice* are called. + +package main + +import "strings" + +func main() { + // Test typechecking passes if len is valid + // but cap is out of range for len's type. + var x byte + _ = make([]int, x, 300) + + capOutOfRange := func() { + i := 2 + s := make([]int, i, 1) + s[0] = 1 + } + lenOutOfRange := func() { + i := -1 + s := make([]int, i, 3) + s[0] = 1 + } + + tests := []struct { + f func() + panicStr string + }{ + {capOutOfRange, "cap out of range"}, + {lenOutOfRange, "len out of range"}, + } + + for _, tc := range tests { + shouldPanic(tc.panicStr, tc.f) + } + +} + +func shouldPanic(str string, f func()) { + defer func() { + err := recover() + runtimeErr := err.(error).Error() + if !strings.Contains(runtimeErr, str) { + panic("got panic " + runtimeErr + ", want " + str) + } + }() + + f() +} |