Imported Upstream version 1.4.2upstream/1.4.2upstream-sid

1 files changed, 29 insertions, 0 deletions

diff --git a/test/fixedbugs/issue9604.go b/test/fixedbugs/issue9604.go
new file mode 100644
index 000000000..cd9e9e49e
--- /dev/null
+++ b/test/fixedbugs/issue9604.go
@@ -0,0 +1,29 @@
+// run
+
+// Copyright 2015 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.
+
+package main
+
+var x uint16 = 0xffff
+var y uint16 = 0xfffe
+var a uint16 = 0x7000
+var b uint16 = 0x9000
+
+func main() {
+	// Make sure we truncate to smaller-width types after evaluating expressions.
+	// This is a problem for arm where there is no 16-bit comparison op.
+	if ^x != 0 {
+		panic("^uint16(0xffff) != 0")
+	}
+	if ^y != 1 {
+		panic("^uint16(0xfffe) != 1")
+	}
+	if -x != 1 {
+		panic("-uint16(0xffff) != 1")
+	}
+	if a+b != 0 {
+		panic("0x7000+0x9000 != 0")
+	}
+}