[dev.simd] internal/buildcfg: don't enable SIMD experiment by default

Preparing for merge to the main branch. Will reenable on the
branch.

Change-Id: I460dff3a5ceffb073f296098e76a35a90473de2f
Reviewed-on: https://go-review.googlesource.com/c/go/+/728241
TryBot-Bypass: Cherry Mui <cherryyz@google.com>
Reviewed-by: David Chase <drchase@google.com>

diff --git a/src/internal/buildcfg/exp.go b/src/internal/buildcfg/exp.go
index 2b6efe30a6cfe0e2061adfc07bb6f84f53942194..df41f79338841fb6a88d45b842625c6388c0dd61 100644 (file)
--- a/src/internal/buildcfg/exp.go
+++ b/src/internal/buildcfg/exp.go
@@ -84,7 +84,6 @@ func ParseGOEXPERIMENT(goos, goarch, goexp string) (*ExperimentFlags, error) {
                RegabiWrappers:        regabiSupported,
                RegabiArgs:            regabiSupported,
                Dwarf5:                dwarf5Supported,
-               SIMD:                  goarch == "amd64", // TODO: remove this (default to false) when dev.simd is merged
                RandomizedHeapBase64:  true,
                SizeSpecializedMalloc: true,
                GreenTeaGC:            true,