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author | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
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committer | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
commit | 1bc5aee63eb72b341f506ad058502cd0361f0d10 (patch) | |
tree | c607e8252f3405424ff15bc2d00aa38dadbb2518 /gcc-4.9/gcc/testsuite/go.test/test/fixedbugs/issue4085b.go | |
parent | 283a0bf58fcf333c58a2a92c3ebbc41fb9eb1fdb (diff) | |
download | toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.tar.gz toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.tar.bz2 toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.zip |
Initial checkin of GCC 4.9.0 from trunk (r208799).
Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba
Diffstat (limited to 'gcc-4.9/gcc/testsuite/go.test/test/fixedbugs/issue4085b.go')
-rw-r--r-- | gcc-4.9/gcc/testsuite/go.test/test/fixedbugs/issue4085b.go | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/go.test/test/fixedbugs/issue4085b.go b/gcc-4.9/gcc/testsuite/go.test/test/fixedbugs/issue4085b.go new file mode 100644 index 000000000..63aca2378 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/go.test/test/fixedbugs/issue4085b.go @@ -0,0 +1,49 @@ +// run + +// Copyright 2013 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. + +package main + +import ( + "strings" + "unsafe" +) + +type T []int + +func main() { + n := -1 + shouldPanic("len out of range", func() {_ = make(T, n)}) + shouldPanic("cap out of range", func() {_ = make(T, 0, n)}) + var t *byte + if unsafe.Sizeof(t) == 8 { + n = 1<<20 + n <<= 20 + shouldPanic("len out of range", func() {_ = make(T, n)}) + shouldPanic("cap out of range", func() {_ = make(T, 0, n)}) + n <<= 20 + shouldPanic("len out of range", func() {_ = make(T, n)}) + shouldPanic("cap out of range", func() {_ = make(T, 0, n)}) + } else { + n = 1<<31 - 1 + shouldPanic("len out of range", func() {_ = make(T, n)}) + shouldPanic("cap out of range", func() {_ = make(T, 0, n)}) + } +} + +func shouldPanic(str string, f func()) { + defer func() { + err := recover() + if err == nil { + panic("did not panic") + } + s := err.(error).Error() + if !strings.Contains(s, str) { + panic("got panic " + s + ", want " + str) + } + }() + + f() +} |