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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-16 19:25:22 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-16 19:25:22 +0000 |
commit | f6ad4dcef54c5ce997a4bad5a6d86de229015700 (patch) | |
tree | 7cfa4e31ace5c2bd95c72b154d15af494b2bcbef /test/fixedbugs/issue15585.go | |
parent | Initial commit. (diff) | |
download | golang-1.22-f6ad4dcef54c5ce997a4bad5a6d86de229015700.tar.xz golang-1.22-f6ad4dcef54c5ce997a4bad5a6d86de229015700.zip |
Adding upstream version 1.22.1.upstream/1.22.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'test/fixedbugs/issue15585.go')
-rw-r--r-- | test/fixedbugs/issue15585.go | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/test/fixedbugs/issue15585.go b/test/fixedbugs/issue15585.go new file mode 100644 index 0000000..79eb13f --- /dev/null +++ b/test/fixedbugs/issue15585.go @@ -0,0 +1,45 @@ +// compile + +// Copyright 2016 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 bug + +func example(n int) (rc int) { + var cc, ll, pp, rr [27]int + for q0 := 0; q0 < n-2; q0++ { + for q1 := q0 + 2; q1 < n; q1++ { + var c, d, l, p, r int + b0 := 1 << uint(q0) + b1 := 1 << uint(q1) + l = ((b0 << 1) | b1) << 1 + c = b0 | b1 | (-1 << uint(n)) + r = ((b0 >> 1) | b1) >> 1 + E: + if c != -1 { + p = ^(l | c | r) + } else { + rc++ + goto R + } + L: + if p != 0 { + lsb := p & -p + p &^= lsb + ll[d], cc[d], rr[d], pp[d] = l, c, r, p + l, c, r = (l|lsb)<<1, c|lsb, (r|lsb)>>1 + d++ + goto E + } + R: + d-- + if d >= 0 { + l, c, r, p = ll[d], cc[d], rr[d], pp[d] + goto L + } + } + } + rc <<= 1 + return +} |