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-rw-r--r--test/escape5.go11
-rw-r--r--test/fixedbugs/issue42876.go18
2 files changed, 29 insertions, 0 deletions
diff --git a/test/escape5.go b/test/escape5.go
index 061e57a069..145c5dd900 100644
--- a/test/escape5.go
+++ b/test/escape5.go
@@ -262,3 +262,14 @@ func f28369(n int) int {
return 1 + f28369(n-1)
}
+
+// Issue 44614: parameters that flow to a heap-allocated result
+// parameter must be recorded as a heap-flow rather than a
+// result-flow.
+
+// N.B., must match "leaking param: p",
+// but *not* "leaking param: p to result r level=0".
+func f(p *int) (r *int) { // ERROR "leaking param: p$" "moved to heap: r"
+ sink4 = &r
+ return p
+}
diff --git a/test/fixedbugs/issue42876.go b/test/fixedbugs/issue42876.go
new file mode 100644
index 0000000000..67cf4919ac
--- /dev/null
+++ b/test/fixedbugs/issue42876.go
@@ -0,0 +1,18 @@
+// run
+
+// Copyright 2020 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
+
+var x = [4]int32{-0x7fffffff, 0x7fffffff, 2, 4}
+
+func main() {
+ if x[0] > x[1] {
+ panic("fail 1")
+ }
+ if x[2]&x[3] < 0 {
+ panic("fail 2") // Fails here
+ }
+}