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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 13:18:25 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 13:18:25 +0000 |
commit | 109be507377fe7f6e8819ac94041d3fdcdf6fd2f (patch) | |
tree | 2806a689f8fab4a2ec9fc949830ef270a91d667d /test/codegen/issue52635.go | |
parent | Initial commit. (diff) | |
download | golang-1.19-109be507377fe7f6e8819ac94041d3fdcdf6fd2f.tar.xz golang-1.19-109be507377fe7f6e8819ac94041d3fdcdf6fd2f.zip |
Adding upstream version 1.19.8.upstream/1.19.8upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'test/codegen/issue52635.go')
-rw-r--r-- | test/codegen/issue52635.go | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/test/codegen/issue52635.go b/test/codegen/issue52635.go new file mode 100644 index 0000000..0e4d169 --- /dev/null +++ b/test/codegen/issue52635.go @@ -0,0 +1,36 @@ +// asmcheck + +// Copyright 2022 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. + +// Test that optimized range memclr works with pointers to arrays. + +package codegen + +type T struct { + a *[10]int + b [10]int +} + +func (t *T) f() { + // amd64:".*runtime.memclrNoHeapPointers" + for i := range t.a { + t.a[i] = 0 + } + + // amd64:".*runtime.memclrNoHeapPointers" + for i := range *t.a { + t.a[i] = 0 + } + + // amd64:".*runtime.memclrNoHeapPointers" + for i := range t.a { + (*t.a)[i] = 0 + } + + // amd64:".*runtime.memclrNoHeapPointers" + for i := range *t.a { + (*t.a)[i] = 0 + } +} |