[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: Iac77dfb90498cf6eb60f79930a53179f130b7508
Reviewed-on: https://go-review.googlesource.com/c/go/+/723940
Reviewed-by: Junyang Shao <shaojunyang@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>

diff --git a/src/internal/buildcfg/exp.go b/src/internal/buildcfg/exp.go
index da6aac914783887289980011e9d779bccb5aa56e..ddd05c6f287759b12163a30a7961b81251d72d72 100644 (file)
--- a/src/internal/buildcfg/exp.go
+++ b/src/internal/buildcfg/exp.go
@@ -81,7 +81,6 @@ func ParseGOEXPERIMENT(goos, goarch, goexp string) (*ExperimentFlags, error) {
        baseline := goexperiment.Flags{
                RegabiWrappers:        regabiSupported,
                RegabiArgs:            regabiSupported,
-               SIMD:                  goarch == "amd64", // TODO remove this (default to false) when dev.simd is merged
                Dwarf5:                dwarf5Supported,
                RandomizedHeapBase64:  true,
                SizeSpecializedMalloc: true,