cmd/compile: update broken link

Fixes #70778

Change-Id: Ie5ed53aa39446beb0316eb134cc705ea06b37435
Reviewed-on: https://go-review.googlesource.com/c/go/+/635295
Auto-Submit: Ian Lance Taylor <iant@golang.org>
Reviewed-by: Keith Randall <khr@golang.org>
Reviewed-by: Keith Randall <khr@google.com>
Reviewed-by: Ian Lance Taylor <iant@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>

diff --git a/src/cmd/compile/internal/ssa/_gen/rulegen.go b/src/cmd/compile/internal/ssa/_gen/rulegen.go
index b6356315014411d5287dc4fab89700e07e086a9f..4374d3e153f69e96c14d367181cef430c586392c 100644 (file)
--- a/src/cmd/compile/internal/ssa/_gen/rulegen.go
+++ b/src/cmd/compile/internal/ssa/_gen/rulegen.go
@@ -5,7 +5,8 @@
 // This program generates Go code that applies rewrite rules to a Value.
 // The generated code implements a function of type func (v *Value) bool
 // which reports whether if did something.
-// Ideas stolen from Swift: http://www.hpl.hp.com/techreports/Compaq-DEC/WRL-2000-2.html
+// Ideas stolen from the Swift Java compiler:
+// https://bitsavers.org/pdf/dec/tech_reports/WRL-2000-2.pdf
 
 package main