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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-16 19:23:18 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-16 19:23:18 +0000
commit43a123c1ae6613b3efeed291fa552ecd909d3acf (patch)
treefd92518b7024bc74031f78a1cf9e454b65e73665 /test/nilptr5.go
parentInitial commit. (diff)
downloadgolang-1.20-43a123c1ae6613b3efeed291fa552ecd909d3acf.tar.xz
golang-1.20-43a123c1ae6613b3efeed291fa552ecd909d3acf.zip
Adding upstream version 1.20.14.upstream/1.20.14upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'test/nilptr5.go')
-rw-r--r--test/nilptr5.go33
1 files changed, 33 insertions, 0 deletions
diff --git a/test/nilptr5.go b/test/nilptr5.go
new file mode 100644
index 0000000..118746e
--- /dev/null
+++ b/test/nilptr5.go
@@ -0,0 +1,33 @@
+// errorcheck -0 -d=nil
+
+//go:build !wasm && !aix
+// +build !wasm,!aix
+
+// Copyright 2018 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 nil checks are removed.
+// Optimization is enabled.
+
+package p
+
+func f5(p *float32, q *float64, r *float32, s *float64) float64 {
+ x := float64(*p) // ERROR "removed nil check"
+ y := *q // ERROR "removed nil check"
+ *r = 7 // ERROR "removed nil check"
+ *s = 9 // ERROR "removed nil check"
+ return x + y
+}
+
+type T struct{ b [29]byte }
+
+func f6(p, q *T) {
+ x := *p // ERROR "removed nil check"
+ *q = x // ERROR "removed nil check"
+}
+
+// make sure to remove nil check for memory move (issue #18003)
+func f8(t *struct{ b [8]int }) struct{ b [8]int } {
+ return *t // ERROR "removed nil check"
+}