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-rw-r--r--test/fixedbugs/issue887.go36
1 files changed, 36 insertions, 0 deletions
diff --git a/test/fixedbugs/issue887.go b/test/fixedbugs/issue887.go
new file mode 100644
index 0000000..b68ba69
--- /dev/null
+++ b/test/fixedbugs/issue887.go
@@ -0,0 +1,36 @@
+// compile
+
+// Copyright 2013 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Used to leak registers on 8g.
+
+package p
+
+func f(x byte, y uint64) {
+ var r byte
+ switch y {
+ case 1:
+ r = x << y // '>>' triggers it too
+ case 2:
+ r = x << y
+ case 3:
+ r = x << y
+ case 4:
+ r = x << y
+ case 5:
+ r = x << y
+ case 6:
+ r = x << y
+ case 7:
+ r = x << y
+ case 8:
+ r = x << y
+ case 9:
+ r = x << y
+ case 10:
+ r = x << y
+ }
+ _ = r
+}