cmd/link: block new standard library linknames

In Go 1.24 we added a number of new linknames for standard library
internal uses. Add them to the linker's blocklist to keep them
internal.

Change-Id: Ibb7fa095506c161604e978ae196a7cf248475b2e
Reviewed-on: https://go-review.googlesource.com/c/go/+/635676
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Michael Pratt <mpratt@google.com>

diff --git a/src/cmd/link/internal/loader/loader.go b/src/cmd/link/internal/loader/loader.go
index 6fe895a8409cc37725ddc7151478195210270797..e7cc30ab0731c2a12774c513dbbe809acb41abfc 100644 (file)
--- a/src/cmd/link/internal/loader/loader.go
+++ b/src/cmd/link/internal/loader/loader.go
@@ -2338,6 +2338,45 @@ var blockedLinknames = map[string][]string{
        "runtime.newcoro":    {"iter"},
        // fips info
        "go:fipsinfo": {"crypto/internal/fips140/check"},
+       // New internal linknames in Go 1.24
+       // Pushed from runtime
+       "crypto/internal/fips140.fatal":         {"crypto/internal/fips140"},
+       "crypto/internal/fips140.getIndicator":  {"crypto/internal/fips140"},
+       "crypto/internal/fips140.setIndicator":  {"crypto/internal/fips140"},
+       "crypto/internal/sysrand.fatal":         {"crypto/internal/sysrand"},
+       "crypto/rand.fatal":                     {"crypto/rand"},
+       "internal/runtime/maps.errNilAssign":    {"internal/runtime/maps"},
+       "internal/runtime/maps.fatal":           {"internal/runtime/maps"},
+       "internal/runtime/maps.mapKeyError":     {"internal/runtime/maps"},
+       "internal/runtime/maps.newarray":        {"internal/runtime/maps"},
+       "internal/runtime/maps.newobject":       {"internal/runtime/maps"},
+       "internal/runtime/maps.typedmemclr":     {"internal/runtime/maps"},
+       "internal/runtime/maps.typedmemmove":    {"internal/runtime/maps"},
+       "internal/sync.fatal":                   {"internal/sync"},
+       "internal/sync.runtime_canSpin":         {"internal/sync"},
+       "internal/sync.runtime_doSpin":          {"internal/sync"},
+       "internal/sync.runtime_nanotime":        {"internal/sync"},
+       "internal/sync.runtime_Semrelease":      {"internal/sync"},
+       "internal/sync.runtime_SemacquireMutex": {"internal/sync"},
+       "internal/sync.throw":                   {"internal/sync"},
+       "internal/synctest.Run":                 {"internal/synctest"},
+       "internal/synctest.Wait":                {"internal/synctest"},
+       "internal/synctest.acquire":             {"internal/synctest"},
+       "internal/synctest.release":             {"internal/synctest"},
+       "internal/synctest.inBubble":            {"internal/synctest"},
+       "runtime.getStaticuint64s":              {"reflect"},
+       "sync.runtime_SemacquireWaitGroup":      {"sync"},
+       "time.runtimeNow":                       {"time"},
+       "time.runtimeNano":                      {"time"},
+       // Pushed to runtime from internal/runtime/maps
+       // (other map functions are already linknamed in Go 1.23)
+       "runtime.mapaccess1":         {"runtime"},
+       "runtime.mapaccess1_fast32":  {"runtime"},
+       "runtime.mapaccess1_fast64":  {"runtime"},
+       "runtime.mapaccess1_faststr": {"runtime"},
+       "runtime.mapdelete_fast32":   {"runtime"},
+       "runtime.mapdelete_fast64":   {"runtime"},
+       "runtime.mapdelete_faststr":  {"runtime"},
 }
 
 // check if a linkname reference to symbol s from pkg is allowed