returns yes if a == b, no otherwise, in constant time. func constantTimeSelectEq(a, b, yes, no uint32) uint32 { return uint32(constanttime.Select(constanttime.Eq(int32(a), int32(b)), int(yes), int(no))) } // constantTimeAbs returns the absolute value of x in constant time. func constantTimeAbs(x int32) uint32 { return uint32(constantTimeSelectLe(0, x, x, -x)) } golang.org/fips140@v1.26.0/fips140/v1.26.0/mldsa/field_test.go // Copyright 2025 The Go Authors. All rights reserved. // Use of this source...