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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 13:14:23 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 13:14:23 +0000 |
commit | 73df946d56c74384511a194dd01dbe099584fd1a (patch) | |
tree | fd0bcea490dd81327ddfbb31e215439672c9a068 /test/fixedbugs/issue29504.go | |
parent | Initial commit. (diff) | |
download | golang-1.16-upstream.tar.xz golang-1.16-upstream.zip |
Adding upstream version 1.16.10.upstream/1.16.10upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | test/fixedbugs/issue29504.go | 147 |
1 files changed, 147 insertions, 0 deletions
diff --git a/test/fixedbugs/issue29504.go b/test/fixedbugs/issue29504.go new file mode 100644 index 0000000..e311f84 --- /dev/null +++ b/test/fixedbugs/issue29504.go @@ -0,0 +1,147 @@ +// run + +// Copyright 2019 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 that in code involving indexing, the bounds +// check always fails at the line number of the '[' token. + +package main + +import ( + "fmt" + "runtime" + "strings" +) + +type T struct{ a, b, c, d, e int } // unSSAable + +func main() { + shouldPanic(func() { + var a [1]int + sink = a /*line :999999:1*/ [ /*line :100:1*/ i] + }) + shouldPanic(func() { + var a [3]int + sink = a /*line :999999:1*/ [ /*line :200:1*/ i] + }) + shouldPanic(func() { + var a []int + sink = a /*line :999999:1*/ [ /*line :300:1*/ i] + }) + shouldPanic(func() { + var a [1]int + a /*line :999999:1*/ [ /*line :400:1*/ i] = 1 + }) + shouldPanic(func() { + var a [3]int + a /*line :999999:1*/ [ /*line :500:1*/ i] = 1 + }) + shouldPanic(func() { + var a []int + a /*line :999999:1*/ [ /*line :600:1*/ i] = 1 + }) + + shouldPanic(func() { + var a [3]T + sinkT = a /*line :999999:1*/ [ /*line :700:1*/ i] + }) + shouldPanic(func() { + var a []T + sinkT = a /*line :999999:1*/ [ /*line :800:1*/ i] + }) + shouldPanic(func() { + var a [3]T + a /*line :999999:1*/ [ /*line :900:1*/ i] = T{} + }) + shouldPanic(func() { + var a []T + a /*line :999999:1*/ [ /*line :1000:1*/ i] = T{} + }) + + shouldPanic(func() { + var a [3]int + sinkS = a /*line :999999:1*/ [ /*line :1100:1*/ i:] + }) + shouldPanic(func() { + var a []int + sinkS = a /*line :999999:1*/ [ /*line :1200:1*/ i:] + }) + shouldPanic(func() { + var a [3]int + sinkS = a /*line :999999:1*/ [: /*line :1300:1*/ i] + }) + shouldPanic(func() { + var a []int + sinkS = a /*line :999999:1*/ [: /*line :1400:1*/ i] + }) + + shouldPanic(func() { + var a [3]T + sinkST = a /*line :999999:1*/ [ /*line :1500:1*/ i:] + }) + shouldPanic(func() { + var a []T + sinkST = a /*line :999999:1*/ [ /*line :1600:1*/ i:] + }) + shouldPanic(func() { + var a [3]T + sinkST = a /*line :999999:1*/ [: /*line :1700:1*/ i] + }) + shouldPanic(func() { + var a []T + sinkST = a /*line :999999:1*/ [: /*line :1800:1*/ i] + }) + + shouldPanic(func() { + s := "foo" + sinkB = s /*line :999999:1*/ [ /*line :1900:1*/ i] + }) + shouldPanic(func() { + s := "foo" + sinkStr = s /*line :999999:1*/ [ /*line :2000:1*/ i:] + }) + shouldPanic(func() { + s := "foo" + sinkStr = s /*line :999999:1*/ [: /*line :2100:1*/ i] + }) + + if bad { + panic("ERRORS") + } +} + +var i = 9 +var sink int +var sinkS []int +var sinkT T +var sinkST []T +var sinkB byte +var sinkStr string + +var bad = false + +func shouldPanic(f func()) { + defer func() { + if recover() == nil { + panic("did not panic") + } + var pcs [10]uintptr + n := runtime.Callers(1, pcs[:]) + iter := runtime.CallersFrames(pcs[:n]) + buf := "" + for { + frame, more := iter.Next() + buf += fmt.Sprintf("%s:%d %s\n", frame.File, frame.Line, frame.Function) + if !more { + break + } + } + if !strings.Contains(buf, "999999") { + fmt.Printf("could not find marker line in traceback:\n%s\n", buf) + bad = true + } + }() + f() +} |