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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/const2.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/const2.go | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/test/const2.go b/test/const2.go new file mode 100644 index 0000000..048d0cb --- /dev/null +++ b/test/const2.go @@ -0,0 +1,21 @@ +// errorcheck + +// Copyright 2009 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. + +// Verify that large integer constant expressions cause overflow. +// Does not compile. + +package main + +const ( + A int = 1 + B byte; // ERROR "type without expr|expected .=." +) + +const LargeA = 1000000000000000000 +const LargeB = LargeA * LargeA * LargeA +const LargeC = LargeB * LargeB * LargeB // GC_ERROR "constant multiplication overflow" + +const AlsoLargeA = LargeA << 400 << 400 >> 400 >> 400 // GC_ERROR "constant shift overflow" |