runtime: add the allocation headers GOEXPERIMENT and fork files

[gostls13.git] / src / runtime / msize_allocheaders.go

diff --git a/src/runtime/msize.go b/src/runtime/msize_allocheaders.go
similarity index 95%
rename from src/runtime/msize.go
rename to src/runtime/msize_allocheaders.go
index c56aa5a7b2c59abfa8f9028ba23e9cd65fb758c3..11b6c2ff6d379008b84876ca4ffca037da4a6e47 100644 (file)
--- a/src/runtime/msize.go
+++ b/src/runtime/msize_allocheaders.go
@@ -2,6 +2,8 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
+//go:build goexperiment.allocheaders
+
 // Malloc small size classes.
 //
 // See malloc.go for overview.