Merge from trunk revision 8dc2499aa62f768c6395c9754b8cabc1ce25c494

1 files changed, 22 insertions, 0 deletions

diff --git a/libgo/go/runtime/asan0.go b/libgo/go/runtime/asan0.go
new file mode 100644
index 0000000..d5478d6
--- /dev/null
+++ b/libgo/go/runtime/asan0.go
@@ -0,0 +1,22 @@
+// Copyright 2021 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.
+
+//go:build !asan
+
+// Dummy ASan support API, used when not built with -asan.
+
+package runtime
+
+import (
+	"unsafe"
+)
+
+const asanenabled = false
+
+// Because asanenabled is false, none of these functions should be called.
+
+func asanread(addr unsafe.Pointer, sz uintptr)     { throw("asan") }
+func asanwrite(addr unsafe.Pointer, sz uintptr)    { throw("asan") }
+func asanunpoison(addr unsafe.Pointer, sz uintptr) { throw("asan") }
+func asanpoison(addr unsafe.Pointer, sz uintptr)   { throw("asan") }