1 files changed, 18 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/opt/bitfield1.C b/gcc/testsuite/g++.dg/opt/bitfield1.C
new file mode 100644
index 000000000..496999613
--- /dev/null
+++ b/gcc/testsuite/g++.dg/opt/bitfield1.C
@@ -0,0 +1,18 @@
+// PR c++/26534
+// { dg-do run } 
+// { dg-options "-w -O2" }
+ 
+struct X
+{
+  unsigned a:4;
+};
+
+unsigned i;
+
+int main()
+{
+  struct X x = { 63u };
+  i = x.a;
+  if (i != 15)
+    return 1;
+}