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-rw-r--r--src/runtime/memclr_arm64.s2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/runtime/memclr_arm64.s b/src/runtime/memclr_arm64.s
index a56a6dfb85..bef77651e4 100644
--- a/src/runtime/memclr_arm64.s
+++ b/src/runtime/memclr_arm64.s
@@ -4,6 +4,8 @@
#include "textflag.h"
+// See memclrNoHeapPointers Go doc for important implementation constraints.
+
// func memclrNoHeapPointers(ptr unsafe.Pointer, n uintptr)
TEXT runtime·memclrNoHeapPointers(SB),NOSPLIT,$0-16
MOVD ptr+0(FP), R0