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-rw-r--r--gcc-4.9/gcc/testsuite/g++.dg/tree-ssa/pr22071.C14
1 files changed, 14 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/g++.dg/tree-ssa/pr22071.C b/gcc-4.9/gcc/testsuite/g++.dg/tree-ssa/pr22071.C
new file mode 100644
index 000000000..719aed374
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/g++.dg/tree-ssa/pr22071.C
@@ -0,0 +1,14 @@
+/* { dg-do compile } */
+/* { dg-options "-O2" } */
+
+/* This code ends up taking the address of part of the structure that is padding,
+ and because there is no real field there, the structure alias analyzer would
+ abort. */
+struct empty_class {};
+struct class1 : empty_class
+{
+ class1() {}
+ empty_class value_;
+};
+struct lambda : class1 { };
+lambda _1;