aboutsummaryrefslogtreecommitdiffstats
path: root/gcc-4.9/gcc/testsuite/go.test/test/fixedbugs/issue4396a.go
diff options
context:
space:
mode:
Diffstat (limited to 'gcc-4.9/gcc/testsuite/go.test/test/fixedbugs/issue4396a.go')
-rw-r--r--gcc-4.9/gcc/testsuite/go.test/test/fixedbugs/issue4396a.go27
1 files changed, 27 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/go.test/test/fixedbugs/issue4396a.go b/gcc-4.9/gcc/testsuite/go.test/test/fixedbugs/issue4396a.go
new file mode 100644
index 000000000..11ae1f7c6
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/go.test/test/fixedbugs/issue4396a.go
@@ -0,0 +1,27 @@
+// run
+
+// Copyright 2012 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.
+
+// Issue 4396. Arrays of bytes are not required to be
+// word aligned. 5g should use MOVB to load the address
+// of s.g[0] for its nil check.
+//
+// This test _may_ fail on arm, but requires the host to
+// trap unaligned loads. This is generally done with
+//
+// echo "4" > /proc/cpu/alignment
+
+package main
+
+var s = struct {
+ // based on lzw.decoder
+ a, b, c, d, e uint16
+ f [4096]uint8
+ g [4096]uint8
+}{}
+
+func main() {
+ s.g[0] = 1
+}