From: Keith Randall <khr@golang.org>
Date: Wed, 12 Feb 2025 23:24:10 +0000 (-0800)
Subject: internal/abi: remove go122 flag
X-Git-Tag: go1.25rc1~1058
X-Git-Url: http://www.git.cypherpunks.su/?a=commitdiff_plain;h=3902e9ef4e4543c6ac7371174a122ca090af971a;p=gostls13.git

internal/abi: remove go122 flag

We no longer need this flag in case we need to rollback.

Change-Id: Id8b8f76380237f2d80a14037e88df4917c843f03
Reviewed-on: https://go-review.googlesource.com/c/go/+/649095
Reviewed-by: Michael Stapelberg <stapelberg@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Keith Randall <khr@google.com>
Auto-Submit: Keith Randall <khr@google.com>
---

diff --git a/src/internal/abi/switch.go b/src/internal/abi/switch.go
index 9669fe51d5..df6f99c945 100644
--- a/src/internal/abi/switch.go
+++ b/src/internal/abi/switch.go
@@ -27,12 +27,7 @@ type InterfaceSwitchCacheEntry struct {
 	Itab uintptr
 }
 
-const go122InterfaceSwitchCache = true
-
 func UseInterfaceSwitchCache(goarch string) bool {
-	if !go122InterfaceSwitchCache {
-		return false
-	}
 	// We need an atomic load instruction to make the cache multithreaded-safe.
 	// (AtomicLoadPtr needs to be implemented in cmd/compile/internal/ssa/_gen/ARCH.rules.)
 	switch goarch {