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-rw-r--r--src/runtime/malloc.go1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/runtime/malloc.go b/src/runtime/malloc.go
index e85535ea9f..c5f6facc4d 100644
--- a/src/runtime/malloc.go
+++ b/src/runtime/malloc.go
@@ -903,6 +903,7 @@ var globalAlloc struct {
// There is no associated free operation.
// Intended for things like function/type/debug-related persistent data.
// If align is 0, uses default align (currently 8).
+// The returned memory will be zeroed.
//
// Consider marking persistentalloc'd types go:notinheap.
func persistentalloc(size, align uintptr, sysStat *uint64) unsafe.Pointer {