diff --git a/liba/src/aeabi-rt/memclr.c b/liba/src/aeabi-rt/memclr.c
index 6faa352be..2b0ccbd05 100644
--- a/liba/src/aeabi-rt/memclr.c
+++ b/liba/src/aeabi-rt/memclr.c
@@ -10,3 +10,7 @@ void __aeabi_memclr(void * dest, size_t n) {
 void __aeabi_memclr4(void * dest, size_t n) {
   memset(dest, 0, n);
 }
+
+void __aeabi_memclr8(void * dest, size_t n) {
+  memset(dest, 0, n);
+}