var mset objset

	// spec: "If the base type is a struct type, the non-blank method
	// and field names must be distinct."
	base := asNamed(obj.typ) // shouldn't fail but be conservative
	if base != nil {
		assert(base.TypeArgs().Len() == 0) // collectMethods should not be called on an instantiated type

		// See go.dev/issue/52529: we must delay the expansion of underlying here, as

	var mset objset

	// spec: "If the base type is a struct type, the non-blank method
	// and field names must be distinct."
	base := asNamed(obj.typ) // shouldn't fail but be conservative
	if base != nil {
		assert(base.TypeArgs().Len() == 0) // collectMethods should not be called on an instantiated type

		// See go.dev/issue/52529: we must delay the expansion of underlying here, as

	// Stores are already ordered on s390x, so this is just a
	// compile barrier.
	RET

// This is called from .init_array and follows the platform, not Go, ABI.
// We are overly conservative. We could only save the registers we use.
// However, since this function is only called once per loaded module
// performance is unimportant.
TEXT runtime·addmoduledata(SB),NOSPLIT|NOFRAME,$0-0

					// the more general interface. But if one of them is a defined
					// type, it's not clear how to choose and whether we introduce
					// an order dependency or not. Requiring the same method set
					// is conservative.
					if len(xi.typeSet().methods) != len(yi.typeSet().methods) {
						return false
					}
				} else if xi != nil || yi != nil {
					// One but not both of them are interfaces.

					// the more general interface. But if one of them is a defined
					// type, it's not clear how to choose and whether we introduce
					// an order dependency or not. Requiring the same method set
					// is conservative.
					if len(xi.typeSet().methods) != len(yi.typeSet().methods) {
						return false
					}
				} else if xi != nil || yi != nil {
					// One but not both of them are interfaces.

		//  3. GC occurs within F itself.  This has to be from preemption, and thus GC is conservative.
		//     a. X is in a register -- then X is seen, and the spill slot is also scanned conservatively.
		//     b. X is spilled -- the spill slot is initialized, and scanned conservatively
		//     c. X is not live -- the spill slot is scanned conservatively, and it may contain X from an earlier spill.
		//  4. GC within G, transitively called from F

func karatsuba(z, x, y nat) {
	n := len(y)

	// Switch to basic multiplication if numbers are odd or small.
	// (n is always even if karatsubaThreshold is even, but be
	// conservative)
	if n&1 != 0 || n < karatsubaThreshold || n < 2 {
		basicMul(z, x, y)
		return
	}
	// n&1 == 0 && n >= karatsubaThreshold && n >= 2

	// Karatsuba multiplication is based on the observation that

			p.commentOffset = p.posFor(list[0].Pos()).Offset
			p.commentNewline = p.commentsHaveNewline(list)
			return
		}
		// we should not reach here (correct ASTs don't have empty
		// ast.CommentGroup nodes), but be conservative and try again
	}
	// no more comments
	p.commentOffset = infinity
}

// commentBefore reports whether the current comment group occurs
// before the next position in the source code and printing it does

	// is about to try to preempt gp. Read it just once and use that same
	// value now and below.
	stackguard0 := atomic.Loaduintptr(&gp.stackguard0)

	// Be conservative about where we preempt.
	// We are interested in preempting user Go code, not runtime code.
	// If we're holding locks, mallocing, or preemption is disabled, don't
	// preempt.

      // only self-dependent conservatively, i.e., we do add dependencies
      // to/from unknown resource types. Currently, we don't have such cases and
      // there is no indication that we will need to support them in the future.
      LOG(WARNING) << "Self-dependent-only resource types are treated "
                      "conservatively for value-based side effects.";
    }