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-rw-r--r--test/codegen/mathbits.go3
1 files changed, 2 insertions, 1 deletions
diff --git a/test/codegen/mathbits.go b/test/codegen/mathbits.go
index ba5387d2c3..f8fa374c0a 100644
--- a/test/codegen/mathbits.go
+++ b/test/codegen/mathbits.go
@@ -731,7 +731,7 @@ func Add64MPanicOnOverflowGT(a, b [2]uint64) [2]uint64 {
//
// This is what happened on PPC64 when compiling
// crypto/internal/edwards25519/field.feMulGeneric.
-func Add64MultipleChains(a, b, c, d [2]uint64) {
+func Add64MultipleChains(a, b, c, d [2]uint64) [2]uint64 {
var cx, d1, d2 uint64
a1, a2 := a[0], a[1]
b1, b2 := b[0], b[1]
@@ -748,6 +748,7 @@ func Add64MultipleChains(a, b, c, d [2]uint64) {
d2, _ = bits.Add64(c2, d2, cx)
d[0] = d1
d[1] = d2
+ return d
}
// --------------- //