From ccb798741b9bd9d5eda56648a8b3383e6e55cfcd Mon Sep 17 00:00:00 2001
From: Matthew Dempsky <mdempsky@google.com>
Date: Mon, 28 Mar 2022 09:30:41 -0700
Subject: runtime: change maxSearchAddr into a helper function

This avoids a dependency on the compiler statically initializing
maxSearchAddr, which is necessary so we can disable the (overly
aggressive and spec non-conforming) optimizations in cmd/compile and
gccgo.

Updates #51913.

Change-Id: I424e62c81c722bb179ed8d2d8e188274a1aeb7b6
Reviewed-on: https://go-review.googlesource.com/c/go/+/396194
Reviewed-by: Michael Knyszek <mknyszek@google.com>
Reviewed-by: Austin Clements <austin@google.com>
Run-TryBot: Matthew Dempsky <mdempsky@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
---
 src/runtime/mpagecache.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src/runtime/mpagecache.go')

diff --git a/src/runtime/mpagecache.go b/src/runtime/mpagecache.go
index 7206e2dbdb..5bad4f789a 100644
--- a/src/runtime/mpagecache.go
+++ b/src/runtime/mpagecache.go
@@ -143,7 +143,7 @@ func (p *pageAlloc) allocToCache() pageCache {
 		if addr == 0 {
 			// We failed to find adequate free space, so mark the searchAddr as OoM
 			// and return an empty pageCache.
-			p.searchAddr = maxSearchAddr
+			p.searchAddr = maxSearchAddr()
 			return pageCache{}
 		}
 		ci := chunkIndex(addr)
-- 
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