diff --git a/src/internal/bisect/bisect.go b/src/internal/bisect/bisect.go
index 3e5a6849f7e34a..fa753e80e7e56a 100644
--- a/src/internal/bisect/bisect.go
+++ b/src/internal/bisect/bisect.go
@@ -180,7 +180,6 @@ import (
 	"runtime"
 	"sync"
 	"sync/atomic"
-	"unsafe"
 )
 
 // New creates and returns a new Matcher implementing the given pattern.
@@ -311,22 +310,7 @@ type Matcher struct {
 	quiet   bool   // disables all reporting.  reset if verbose is true. use case is -d=fmahash=qn
 	enable  bool   // when true, list is for “enable and report” (when false, “disable and report”)
 	list    []cond // conditions; later ones win over earlier ones
-	dedup   atomicPointerDedup
-}
-
-// atomicPointerDedup is an atomic.Pointer[dedup],
-// but we are avoiding using Go 1.19's atomic.Pointer
-// until the bootstrap toolchain can be relied upon to have it.
-type atomicPointerDedup struct {
-	p unsafe.Pointer
-}
-
-func (p *atomicPointerDedup) Load() *dedup {
-	return (*dedup)(atomic.LoadPointer(&p.p))
-}
-
-func (p *atomicPointerDedup) CompareAndSwap(old, new *dedup) bool {
-	return atomic.CompareAndSwapPointer(&p.p, unsafe.Pointer(old), unsafe.Pointer(new))
+	dedup   atomic.Pointer[dedup]
 }
 
 // A cond is a single condition in the matcher.